Canon NP6412 Service Manual Download

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CHAPTER 4 IMAGE FORMATION SYSTEM

4-1

Item

Primary charging roller bias control

Transfer roller bias control

Developing/separation static elimi-
nator bias control

Density control

Pre-exposure control

Blank exposure control

Toner level detection

Waste toner case full detection

Primary charging roller cleaning

Description

DC constant voltage control: on/off
DC voltage level switching
DC voltage level auto correction

DC constant voltage control: on/off
DC constant current control (ATVC, cleaning bias)
Voltage level control
Polarity switching control

DC constant voltage control:

on/off

AC constant voltage control:

on/off

DC voltage level control

Developing DC bias control

Pre-exposure lamp

Side blanking exposure lamp

Level detection by a waste toner sensor

Detection by a waste toner sensor

Auto cleaning by the cleaning pad

IMAGE FORMATION SYSTEM

Outline

The major functions of the image formation system are as follows:

Table 4-101

Summary of Contents for NP6412

Page 2: ...SING AND OTHER PRINTED MATTER ANY QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY THIS DOCUMENTATION IS INTENDED FOR ALL SALES AREAS AND MAY CONTAIN INFOR MATION NOT APPLICABLE TO CERTAIN AREAS COPYRIGHT 1999 CANON INC Printed in Japan Imprimé au Japon Use of this manual should be strictly su pervised to avoid disclosure of ...

Page 3: ... system It also explains the timing at which pickup feeding related mechanisms are operated and shows how they may be disassembled assembled and adjusted Chapter 6 Fixing System discusses the principles of operation used for the machine s fixing system It also explains the timing at which fixing related mechanisms are operated and shows how they may be disassembled assembled and adjusted Chapter 7...

Page 4: ...circuits 1 is used to indicate that the voltage level of a given signal is High while 0 is used to indicate Low The voltage value however differs from circuit to circuit In practically all cases the internal mechanisms of a microprocessor cannot be checked in the field Therefore the operations of the microprocessors used in the machines are not discussed they are explained in terms of from sensors...

Page 5: ...NVF PTZ NVH Default ratio 2R2E 2R2E 2R2E 2R2E 3R1E 2R2E 3R1E ADF as standard Cassette 250 sheets 250 sheets Universal Universal 500 sheets 500 sheets 500 sheets The notation indicates that the item in question is available This service manual covers the models shown in the following table Be sure to have a good understanding of the difference from model to model before referring to this manual ...

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Page 7: ... 1 15 V ROUTINE MAINTENANCE BY THE USER 1 16 VI IMAGE FORMATION 1 19 A Outline 1 19 I BASIC OPERATIONS 2 1 A Functional Construction 2 1 B Outline of Electrical Circuitry 2 2 C Basic Sequence of Operations 2 3 D Controlling the Main Motor M1 2 5 E Inputs to and Outputs from the DC Controller 2 7 I OPERATIONS 3 1 A Outline 3 1 B Varying the Reproduction Ratio 3 2 C Lens Drive System 3 3 D Scanner D...

Page 8: ... II DEVELOPING ASSEMBLY CLEANING ASSEMBLY 4 27 A Outline 4 27 B Detecting the Level of Toner 4 28 C Detecting Waste Toner 4 30 D Primary Charging Roller Cleaning Control 4 31 III DISASSEMBLY ASSEMBLY 4 33 A Drum Unit 4 34 B Transfer Charging Assembly 4 38 C Blank Exposure 4 39 D Developing Assembly 4 43 I PICKUP FEEDING SYSTEM 5 1 A Outline 5 1 B Controlling the Pickup Roller 5 2 C Controlling the...

Page 9: ...sem bly 7 17 E Electrical System 7 21 I ADF 8 1 A Outline 8 1 B Basic Construction 8 2 C Basic Operations 8 4 D Detecting an Original 8 6 E Pickup Operation 8 8 F Delivery 8 12 G Controlling the Pickup Motor 8 14 H Controlling the Belt Motor 8 15 I Detecting Original Jams 8 16 J Power Supply 8 17 II DISASSEMBLY ASSEMBLY 8 18 A Removing the ADF 8 19 B External Covers 8 21 C Drive System 8 23 D Feed...

Page 10: ...AINTENANCE AND INSPECTION 11 3 A Image Adjustment Basic Procedure 11 3 B Points to Note for Servicing 11 4 II STANDARDS AND ADJUSTMENTS 11 5 A Mechanical 11 5 B ADF 11 30 C Electrical 11 41 III TROUBLESHOOTING IMAGE FAULTS 11 52 A Making Initial Checks 11 52 B Sample Image Faults 11 56 C Troubleshooting Image Faults 11 57 IV TROUBLESHOOTING MALFUNCTIONS 11 65 A Troubleshooting Malfunctions 11 65 V...

Page 11: ...fications of the machine instructions on how to operate the machine and an outline of copying process I FEATURES 1 1 II SPECIFICATIONS 1 2 A Copier 1 2 B ADF 1 6 III NAMES OF PARTS 1 8 A External View 1 8 B Cross Section 1 11 IV USING THE MACHINE 1 13 A Control Panel 1 13 B User mode 1 15 V ROUTINE MAINTENANCE BY THE USER 1 16 VI IMAGE FORMATION 1 19 A Outline 1 19 ...

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Page 13: ... average 0 02 ppm or less at maximum 1 100 to 1 1000 compared with existing Canon machines 3 SURF Fixing Assembly The wait time is 0 sec at 20 C room temperature enabling speedy copying work immedi ately after power on 4 Various Paper Sizes The paper may be between A4 LGL and A5 STMT Using the universal cassette In manual feed mode paper may be as large as A4 LGL or as small as a business card 5 L...

Page 14: ...ody Copyboard Source of light Lens Photosensitive medium Descriptions Indirect static reproduction Roller direct charging Slit moving light source Auto or manual Dry toner projection Cassette 1 pc Multifeeder Curvature separation static eliminator Flat heater Blade Center reference copyboard Item Reproduction Charging Exposure Copy density adjustment Development Pickup Separation Fixing Cleaning O...

Page 15: ...rd 2 Double Sided Overlay Copying 4 Plain paper 64 to 128 g m2 colored paper business card 200 g m2 or less recycled paper 64 to 80 g m2 A4R B5R eco paper 80 g m2 A4R postcard With claws Universal cassette 250 sheets of 80 g m2 paper A4 LGL to A5 STMT 250 sheet cassette 250 sheets of 80 g m2 500 sheet cassette 500 sheets of 80 g m2 5 mm deep approx 50 sheets of 80 g m2 100 sheets A4 80 g m2 Leadin...

Page 16: ...er level by ISO 0 01 ppm or less average 0 02 ppm or less max Copyboard Type 484 9 448 2 297 5 mm 1 329 0 mm 2 19 1 in 17 6 in 11 7 in 1 13 0 in 2 ADF Type 484 9 448 2 358 3 mm 1 389 8 mm 2 19 1 in 17 6 in 14 1 in 1 15 3 in 2 Copyboard Type 20 6 kg 1 45 3 lb 1 22 5 kg 2 49 5 lb 2 ADF Type 24 4 kg 1 53 7 lb 1 26 3 kg 2 57 9 lb 2 Copy paper Keep wrapped and protect against humidity Toner Avoid direc...

Page 17: ... of copies starting with the pickup operation that follows the delivery of the 19th copy in a continuous copying job See p 5 5 The specifications are subject to change for product improvement Number of copies Multifeeder 1 copies min 13 9 11 8 13 9 13 9 13 9 13 9 10 9 12 9 12 9 12 9 12 9 12 9 12 9 10 9 Copy size LTRR LGL STMTR MIN LGL LTRR MARJIN MAX A4R B5R A5R A4R A5R B5R A5R B5R A4R A5R A4R Rep...

Page 18: ...le sided copy Yes in feeding direction No Yes 446 mm sec IPC Width 474 mm 18 7 in 659 mm 25 9 in with the tray open Depth 394 mm 15 5in Height 74 mm 2 9 in 216 mm 8 5 in with the tray open 5 kg 11 lb approx 24 VDC and 5 VDC from the host 40 W or less Temperature same as the host Humidity same as the host Item Original pickup Original orientation Original position Original separation Original type ...

Page 19: ...IMPRIME AU JAPON 1 7 1 The following may not be used as an original Sheet with a staple clip or glue Sheet with a cut hole or tear Sheet with holes for binding Sheet with a carbon back Sheet with a cut and paste piece Sheet with curling bending or wrinkling The specifications are subject to change for product improvement ...

Page 20: ...1 8 III NAMES OF PARTS A External View 1 Copyboard Type Figure 1 301 Figure 1 302 1 Copy tray 2 Power cord connector 3 Open close lever 1 Copyboard cover 2 Static eliminator cleaner 3 Manual feed tray 4 Right door 5 Cassette 6 Copyboard glass 4 Copy density correction dial 5 Static eliminator 6 Delivery guide plate 1 6 5 2 3 4 6 2 1 3 4 5 ...

Page 21: ...IN JAPAN IMPRIME AU JAPON 1 9 2 ADF Type Figure 1 303 Figure 1 304 1 ADF 2 Manual feed tray 3 Right door 5 4 1 2 3 5 Open close lever 6 Copy density correction dial 7 Static eliminator 2 4 3 6 7 5 1 4 Cassette 5 Copyboard glass 1 Static eliminator cleaner 2 Delivery guide plate 3 Copy tray 4 Power cord connector ...

Page 22: ...SCRIPTION COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 10 1 4 3 2 1 Original tray 2 Original delivery tray 3 Slide guide 4 Auxiliary tray Figure 1 305 3 ADF ...

Page 23: ...cleaning pad 13 No 4 mirror 14 No 5 mirror 15 Multifeeder tray 16 Vertical path roller 17 Multifeeder pickup roller 18 Cassette pickup roller 19 Developing assembly 20 Registration roller 21 Developing cylinder 22 Photosensitive drum 23 Transfer roller 24 Static eliminator 25 Primary charging roller 26 Feed belt 27 Cassette 28 Fixing upper unit 29 Fixing lower roller 30 Cleaning roller 31 Delivery...

Page 24: ...APAN IMPRIME AU JAPON 1 12 1 Delivery roller 2 Copy tray 3 Pickup roller 2 4 Pickup roller 1 5 Copyboard tray 6 Auxiliary tray 7 Guide plate 8 Separation pad 9 Registration roller 10 Feed belt drive roller 11 Feed belt 12 Feed belt roller 13 Feed belt link slave roller 6 5 4 3 2 1 13 12 11 9 8 7 10 2 ADF Figure 1 307 ...

Page 25: ...placed If also flashes when it is necessary to have waste toner disposed of Indicates the number of copies or reproduction ratio The symbol turns on when indicating a ratio Stops copying or returns copy ing mode to standard mode No 1 2 3 4 5 6 7 8 Remarks 100 max continuous copying Standard Mode Ratio 100 Count 1 Paper source cassette Copy density auto mode Name Copy density adjusting lever Copy d...

Page 26: ...s on when zoom mode is selected Selects deselects zoom mode Flashes in response to a jam Selects the cassette manual feed tray Selects a default reproduction ratio Selects copying density mode No 9 10 11 12 13 14 15 16 17 Remarks May be between 70 and 141 in 1 incre ments Name Copy start key Power switch Count zoom set key Zoom indicator Zoom key Jam indicator Paper selection key Default ratio key...

Page 27: ...rved Description Use it to clean the primary charging roller See p 4 31 Use it to enable disable recovery mode with the DF in use 00 disable 01 enable Use it to clean the feeder See p 1 16 Use it at time of installation or replacement of the drum unit See p 9 14 Indications 71 Enter PRIMARY 72 Enter IP_OFST 73 Enter the drum counter reading in units of 1000 sheets If no input is entered 0 will be ...

Page 28: ... 1 Cleaning in Feeder Cleaning Mode 1 Turn on the machine and hold down the Copy Density Mode Selection key for 4 sec or more The count ratio indicator will indicate U6 Figure 1 501 2 Place about 10 sheets of blank copy paper A4 LTR on the original tray of the ADF 3 Press the Copy Start key Copy paper will be fed from the original tray The indicator flashes U6 while the feeder is being cleaned 4 P...

Page 29: ... IMPRIME AU JAPON 1 17 b 2 Cleaning by Hand 1 Wipe the feed belt with a moist cloth water or mild detergent solution in the direction of the arrow in the figure then dry wipe it Figure 1 502 2 If Jams Occur Frequently a Static Eliminator 1 Remove the static eliminator cleaner from the machine Figure 1 503 Copyboard type ...

Page 30: ...N IMPRIME AU JAPON 1 18 Figure 1 504 ADF type 2 Pull the open close lever to open the machine 3 Using the static eliminator cleaner clean the static eliminator Brush out the paper lint or the like from the groove of the static eliminator Figure 1 505 4 Close the machine as soon as you have finished cleaning Work briskly ...

Page 31: ...VI IMAGE FORMATION A Outline The construction of the machine is as follows Figure 1 601 Scanning lamp Copyboard glass Fixed focal point lens Side blanking lamp front rear Developing blade Developing cylinder Photo sensitive drum Primary charging roller Cleaning blade Transfer charging roller Static eliminator Pre exposure lamp Fixing assembly ...

Page 32: ...g negative DC Step 3 Image exposure Step 4 Development AC negative DC Step 5 Transfer negative DC Step 6 Separation curvature separation static eliminator positive DC Step 7 Fixing Step 8 Drum cleaning Figure 1 602 Delivery Flow of copy paper Rotation of the photosensitive drum 5 Transfer Static latent image formation block 3 Image exposure 4 Development 8 Drum cleaning Registration 7 Fixing 6 Sep...

Page 33: ...rations functions of each operation relationships between electrical and mechanical systems and timing at which each associated part is turned on Process speed 96 mm sec I BASIC OPERATIONS 2 1 A Functional Construction 2 1 B Outline of Electrical Circuitry 2 2 C Basic Sequence of Operations 2 3 D Controlling the Main Motor M1 2 5 E Inputs to and Outputs from the DC Controller 2 7 ...

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Page 35: ... system Image formation system Primary charging roller Drum cleaning block Developing assembly Photosensitive drum Manual feed block Pickup feeding system Pickup control block Transfer separation Feeding Fixing assembly delivery assembly Copy tray Cassette Optical block I BASIC OPERATIONS A Functional Construction The machine consists of four functional blocks pickup feeding system exposure system...

Page 36: ... paper detection Vertical path roller paper detection Waste toner detection Scanner thermistor Fixing thermistor Loads Sensor Block Control Block Composite power supply PCB DC controller PCB Primary charging roller Developing cylinder Transfer charging roller Static eliminator Pickup clutch solenoid Registration clutch solenoid Lens drive solenoid Multifeeder pickup solenoid Cassette pickup soleno...

Page 37: ... ON ON STBY INTR AER SCFW Forward SCFW SCRV LSTR STBY Main motor M1 Scanner lamp LA1 Pre exposure lamp Transfer bias Static eliminator bias Heater H1 Primary bias Developing AC bias 0 3sec approx Developing DC bias Scanner SCRV Reverse I II I C Basic Sequence of Operations A4R Direct 2 Copies Continuous Cassette I Scanner home position detection II Lens home position detection ...

Page 38: ...ed reproduction ratio While the scanner is moving in reverse The reverse speed is about 3 3 as fast as the forward speed used in Direct From when SCRV ends to when the main motor stops Description Waits until the Copy Start key is pressed Removes residual charges from the photosensitive drum thereby ensuring a stable drum sensitivity Measures the density of the original Illuminates the original by...

Page 39: ...ath roller registration roller feeding assembly fixing assembly delivery roller heat exhaust fan Executes on off control Executes constant speed rotation control Issues E010 Table 2 102 Figure 2 104 Composite power supply PCB DC controller PCB Phase control drive circuit Reference signal Drive current Hall IC output MMCLK Clock pulse generator Main motor M1 Main motor drive PCB J205 4 3 2 1 24V J9...

Page 40: ...arts to have fluctuations the MLOCK signal goes 1 Related Error Code E010 While the main motor drive signal is generated the rotation of the main motor deviates from a specific number for 1 sec or more a Turning On Off the Main Motor When the main motor drive signal MMD from the DC controller circuit goes 1 the main motor driver turns on to rotate the main motor M1 b Rotating the Main Motor at a C...

Page 41: ... blocking plate is at PS2 1 When PS3 has detected paper 0 The light blocking plate is at PS3 1 When PS4 has detected paper 1 The light blocking plate is at PS4 1 When Q751 has detected paper 1 The light blocking plate is at PS751 0 When the surface temperature of the fixing heater increases the voltage decreases analog signal When the temperature of the scanner increases the voltage decreases anal...

Page 42: ... the fixing heater is corrected in three levels based on combinations of 2 bit signals when toner level drops 0 The keys and the LEDs are wired in a matrix in the control panel PCB and the DC controller turns on or flashes the LEDs and reads key inputs AE AEREF PWOFF SW309 Power switch J111 J301 DC controller PCB DIG1 HEAT0 DIG1 HEAT1 J102 2 3 4 5 J103 1 J214 1 2 3 J215 3 2 1 J952 J62 AE sensor PC...

Page 43: ...oor switch Transformer Line filter 220 240V model only M2 Scanner lens drive motor M1 Main motor Main motor driver PCB NF1 LF1 J207 1 2 J104 2 FU1 Fixing heater H1 J434 J16 Fixing heater activation circuit J910 3 1 J103 7 J104 1 Scanning lamp LA1 Scanning lamp activation circuit FU2 Thermal fuse 1 Thermal fuse 2 HEAT_TRG Communication with the composite power supply MMD MLOCK See p 3 7 When 0 the ...

Page 44: ...clutch solenoid turns on When 0 the lens solenoid turns on When 0 the multifeeder pickup solenoid turns on J106 1 2 Side blanking lamp front Side blanking lamp rear SB_LP 24V When 0 the blanking lamp turns on DC controller PCB J51 J51 J54 J52 J53 J55 Cassette pickup solenoid SL5 24V CPUSD When 0 the cassette pickup solenoid turns on J58 J122 2 1 Primary charging roller cleaning solenoid SL6 24V PC...

Page 45: ...UG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 2 11 5 Inputs to and Outputs from the ADF Figure 2 109 Composite power supply PCB 24V 5V 5V 24V J114 1 2 REQ 3 4 ACK 5 6 TXD 7 8 8 7 6 5 4 3 2 1 RXD DC controller PCB See Chapter 8 To the ADF 4 3 2 1 To the ADF J60 J105 6 5 4 3 2 1 J202 1 2 3 4 5 6 J24 ...

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Page 47: ...nner drive unit It also explains the timing at which these drive units are operated and shows how they may be disassembled assmbled and adjusted I OPERATIONS 3 1 A Outline 3 1 B Varying the Reproduction Ratio 3 2 C Lens Drive System 3 3 D Scanner Drive System 3 4 II EXPOSURE SYSTEM 3 9 A Controlling the Scanning Lamp 3 9 III DISASSEMBLY ASSEMBLY 3 13 A Scanner Drive Assembly 3 14 B Lens Drive Asse...

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Page 49: ...y varying the optical length Sub scanning direction by varying the speed of the No 1 mirror mount Scanner lens drive motor M2 Fixed focal point lens unit Mobile No 4 5 mirror unit Scanner lens drive motor M2 Scanner thermistor TH2 By a fuse blows in response to overheating of the scanning lamp to cut power to the lamp Thermal fuse FU1 blows at 128 C Table 3 101 Figure 3 101 Photosensitive drum Fix...

Page 50: ...tio The reproduction ratio in the drum axial direction main scanning direction is varied by the lens drive system and that in the drum peripheral direction sub scanning direction is changed by the scanner drive system In the lens drive system the positions of the fixed focal point lens and the No 4 5 mirror are changed to vary the reproduction ratio In the scanner system the relative speed of the ...

Page 51: ...e the scanner is moving C Lens Drive System 1 Outline The lens drive system is driven by the scanner lens drive motor M2 When the lens solenoid SL3 turns on the switching gear is pushed in the direction of In this condition when the scanner lens drive motor rotates in reverse direction the lens unit will move in the direction of reduction by the work of the gear and the lens cable At the same time...

Page 52: ...hose direction of rotation changes to move the scanner forward or in reverse When moving the scanner forward the speed of rotation of the motor varies according to the selected reproduction ratio on a continuous basis when moving the scanner in reverse on the other hand its speed remains the same regardless of the selected reproduction ratio in normal copying 312mm sec about 3 3 as fast as when mo...

Page 53: ...ard SCFW SCRV LSTR STBY Scanner home position sensor PS1 Scanning lamp LA1 Scanner I II SCRV I Reverse Pre registration roller paper sensor Q751 The microprocessor on the DC controller PCB controls the forward movement distance of the scanner with reference to the falling edge of the scanner home position signal The forward move ment distance of the scanner varies according to the length of copy p...

Page 54: ...mount is moved forward 105 mm from the home position and stopped thereby lowering the tem perature of the copyboard fast Reference While the copying speed is controlled to 6 cpm the speed of the reverse movement of the scanner is reduced to prevent overheating of the copyboard glass about 75 mm sec I When the registration clutch solenoid SL2 is off the pickup clutch solenoid is turned off to preve...

Page 55: ... 3 Q101 Q109 DC controller PCB A A B B SC COM SC COM J110 SC A SC A SC B SC B M2 Motor driver circuit 24VU R399 Microprocessor 5 Controlling the Scanner Lens Drive Motor a Outline The scanner lens drive motor M2 is a 4 phase stepping motor The timing at which the drive power SC COM and pulses SC A SCA SC B SC B are generated is controlled to turn on off the scanner lens drive motor M2 or to switch...

Page 56: ...signals A through B generated by the microprocessor Q101 Any of these pulse signals is generated when the motor is in operation while no pulse signal is generated when the motor is at rest The current switching signals from 1 to 3 generated by the microprocessor Q101 are used to control the current flowing to the motor so that it varies according to the state of the scanner and the lens c Detectin...

Page 57: ...r PCB Composite power supply PCB 9 4 2 7 HIC001 Phase control circuit Arcing circuit Scanning lamp LA1 Thermal fuse FU1 Activation detection circuit Rectifying circuit Microprocessor Microprocessor Rectifying circuit II EXPOSURE SYSTEM A Controlling the Scanning Lamp 1 Outline Figure 3 201 shows the circuit used to control the scanning lamp and has the following func tions Turning on off the scann...

Page 58: ...to control the scanning lamp According to the scanner lamp active voltage signal the mi croprocessor Q900 on the composite power supply PCB controls the intensity adjustment signal PWM_1KHz and the lamp activation signal LAMP_ON to turn on off the scanning lamp LA1 When LAMP_ON is 0 The phase control circuit turns on The arcing circuit turns on The scanning lamp turns on When LAMP_ON is 1 The phas...

Page 59: ...the scanning lamp active voltage signal In turn the phase control circuit HIC001 controls the voltage supplied to the scanning lamp The PWM_1KHz signal varies according to settings made in service mode In relation to the settings the composite power supply PCB executes phase control so that variation will be between 10 and 90 in terms of pulse duty ratios and between 50 5 and 80 V for the 120V mod...

Page 60: ...ivation of the scanning lamp LA1 Related Error Code E220 The lamp activation detection signal is not detected for 1 sec or more although the scan ning lamp activation signal has been sent The lamp activation detection signal has been detected for 1 sec or more although the scanning lamp activation signal is not sent If an error has been detected the power switch will be turned off after indicating...

Page 61: ... safety 2 Unless otherwise instructed assemble the parts by reversing the steps used to disassemble it 3 Identify the screws by type length diameter and location 4 Use the washers where necessary The screws used to mount the grounding wire and Varis tors come with a washer to ensure electrical continuity 5 As necessary cut the harness band 6 As a rule do not operate the machine with any of its par...

Page 62: ...gure 3 301 Figure 3 302 1 1 2 A Scanner Drive Assembly 1 Removing the Scanner Lens Drive Motor 1 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 2 Remove the developing assembly See Chapter 4 II D 2 Removing the De veloping assembly 3 Remove the copyboard glass See Chapter 7 III C 1 Removing the Copyboard Glass 4 Remove the four screws 1 and detach the lens cover ...

Page 63: ... 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 15 Figure 3 303 Figure 3 304 6 Open the machine s top unit farther and hold it in position using the handle about 30 mm in diameter of a screwdriver 4 5 7 Remove the two fixing screws 4 from the scanner lens drive motor 5 ...

Page 64: ...120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 16 Figure 3 305 6 7 5 Lift 8 Free the top unit by removing the screw driver and close the top unit 9 Remove the E ring 6 then lift the cable drive pulley 7 slightly and detach the scanner lens drive motor 5 ...

Page 65: ... COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 17 Figure 3 306 Wind 1 5 times black cable Wind 7 5 times silver colored cable 2 Outline of the Scanner Drive Cable ...

Page 66: ...he Scanner Drive Cable a Before Starting the Work Prepare the following Mirror positioning tool Cable clip Adhesive tape 1 Set the mirror positioning tool as shown 2 Prepare about five strips of adhesive tape each one about 20 50 mm 3 Remove the copyboard glass See Chapter 7 III C 1 Removing the Copyboard Glass 4 Disconnect the connectors J101 J131 1 from the DC controller PCB ...

Page 67: ...REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 19 Figure 3 309 Figure 3 310 2 2 4 2 2 3 3 5 4 5 5 If the machine is equipped with an ADF free the hook 2 and disconnect the two relay connectors 3 from the left upper stay 4 6 Remove the three screws 5 and detach the left upper stay 4 ...

Page 68: ...ER 3 EXPOSURE SYSTEM COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 20 Figure 3 311 6 6 7 7 Remove the four screws 6 and detach the lens cover 7 ...

Page 69: ...D IN JAPAN IMPRIME AU JAPON 3 21 Figure 3 313 Figure 3 312 2 Shorter end Longer end 1 Face with a marking 1 3 Top View 3 b Routing the Reversing Cable 1 Wind the reversing cables silver colored 2 on the cable drive pulley 1 7 5 times with the longer end on top then secure it in position with a cable clip 3 ...

Page 70: ...INTED IN JAPAN IMPRIME AU JAPON 3 22 Figure 3 314 Figure 3 315 5 Hook front 1 4 7 6 3 Hook the shorter end 6 on the pulley 7 2 Put the cable drive pulley 1 into the shaft 4 and secure it in position with an E ring 5 When putting the cable drive pulley into the shaft be sure that the hook is at the front ...

Page 71: ...ive pulley and hook it on the pulley 15 on the right front side 5 After fitting the shorter end 6 on the cable hook 12 secure its end with adhe sive tape 13 Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches 4 Lead the shorter end 6 under the No 1 mirror mount 8 and the No 2 3 mirror mount 9 then hook it on the left rear pulley...

Page 72: ... longer end 14 on the cable hook 18 then secure its end to the left side with adhesive tape 19 Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches 7 Lead the longer end 14 under the No 1 mirror mount 8 and the No 2 3 mirror mount 9 then hook it on the pulley 16 on the left front side and the pulley 17 of the No 2 3 mirror mount ...

Page 73: ... 1 mirror mount 7 then hook it on the pul ley 8 of the No 2 3 mirror mount and lead it between the No 1 mirror mount 7 and the scanning lamp 9 2 Lead the longer end 5 along the cable drive pulley 1 as shown and hook it on the pulley 6 on the right front side c Routing the Forwarding Cable 1 Fit the longer end forwarding cable black 2 on the top hook of the cable drive pulley 1 and wind it 1 5 time...

Page 74: ...Figure 3 325 5 10 11 3 7 9 3 12 6 Lead the shorter end 3 under the No 1 mirror mount 7 and hook it on the pul ley 12 of the No 2 3 mirror mount as shown then lead it between the No 1 mirror mount 7 and the scanning lamp 9 5 Free the shorter end 3 and hook it on the pulley 11 on the right rear side 4 Hook the end of the longer end 5 on the hole 10 on the right side ...

Page 75: ...F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 27 Figure 3 327 Figure 3 328 3 13 14 3 15 5 8 Free the shorter end 3 and the longer end 5 reversing cable and connect both with a spring 14 then fit the stopper 15 7 Hook the end of the shorter end 3 on the hole 13 on the right side ...

Page 76: ...R 3 EXPOSURE SYSTEM COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 28 Figure 3 329 1 16 9 Detach the pulley clip 16 from the cable drive pulley 1 ...

Page 77: ...2 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 29 Figure 3 330 front Figure 3 331 rear 1 2 1 2 d Positioning the No 1 Mirror Mount 1 Fix the rear and the front of the No 1 mir ror mount 1 temporarily to the metal fix ing 2 of the forwarding cable ...

Page 78: ...ANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 30 Figure 3 332 rear Figure 3 333 front 4 3 3 3 3 2 Turn the cable drive pulley 4 so that the three shafts 3 of the mirror positioning tool for rear and front is as shown ...

Page 79: ...NC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 31 Figure 3 334 rear Figure 3 335 front 1 1 3 While keeping the condition of step 2 tighten the positioning screw on the rear and front of the No 1 mirror mount 1 ...

Page 80: ...Lens Drive Assembly 1 Removing the Lens Cable 1 Turn on the power when the lens has moved to the Direct position disconnect the power plug 2 Remove the copyboard glass See Chapter 7 III C 1 Removing the Copyboard Glass 3 Remove the main drive assembly See Chapter 7 III D 2 Removing the Main Drive Assembly 4 Remove the four screws 1 and detach the lens cover 2 ...

Page 81: ...JAPAN IMPRIME AU JAPON 3 33 Figure 3 337 Figure 3 338 3 Marking 4 5 6 6 Disengage the lever 5 of the No 4 5 mir ror mount and the gear 6 5 Mark the position of the lens cable fixing plate 3 and the lens mount 4 with a scriber Caution When routing the lens cable be sure to refer to the marking made with a scriber ...

Page 82: ...TED IN JAPAN IMPRIME AU JAPON 3 34 Figure 3 341 Figure 3 339 Figure 3 340 7 8 6 9 10 9 Remove the spring 10 8 Holding the middle of the No 1 mirror mount 9 move it to the center of the machine 7 Remove the screw 7 and detach the cam gear 6 and the cable retainer 8 Caution Do not hold the reflecting plate ...

Page 83: ... 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 35 Figure 3 342 Figure 3 343 11 12 13 12 11 Free the lens cable 13 from the lens cable fixing plate 12 then detach the lens cable from the machine 10 Remove the screw 11 and detach the lens cable fixing plate 12 ...

Page 84: ...rror mount disen gaged from the cam gear 2 so that the lever will not come into contact when the cam gear rotates 2 While keeping the condition in step 1 turn on the power when the No 1 mirror mount and the lens stopped moving turn off the power The lens will move to the Direct posi tion 3 Check to make sure that the tip of the le ver 1 of the No 4 5 mirror mount and the marking 3 on the top face ...

Page 85: ...1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 37 Figure 3 346 4 2 1 4 If the tip of the lever 1 and the marking on the cam gear 2 do not match remove the fixing screw 4 of the cam gear 2 and detach the cam gear then mount the cam gear once again so that the marking on it and the tip of the lever match ...

Page 86: ...e System 1 Removing the Scanning Lamp 1 Disconnect the power plug 2 Remove the copyboard glass See Chapter 7 III C 1 Removing the Copyboard Glass 3 Holding the middle of the No 1 mirror mount 1 move the No 1 mirror mount 1 to the right by about 5 cm 4 Free the harness 3 from the guide 2 then remove the screw 4 and detach the reflecting plate 5 Caution Do not hold the reflecting plate ...

Page 87: ...3 39 Figure 3 349 7 6 5 While pushing the electrode mount 6 found at the rear of the machine in the di rection of the arrow detach the scanning lamp 7 Caution 1 Do not start the work if the scanning lamp is hot 2 Do not leave fingerprints on the sur face of the scanning lamp 3 If the surface of the scanning lamp is soiled dry wipe it ...

Page 88: ...oving in reverse front 2 Points to Note When Mounting the Lamp When mounting the scanning lamp be sure that the logo mark or the name of the manufacturer is toward the front Further be sure that the protrusion near the middle of the lamp is as shown Caution Do not touch the lamp portion If you have replaced the scanning lamp be sure to perform intensity ad justment p 11 42 and AE adjust ment p 11 ...

Page 89: ...onnect the power plug 2 Remove the copyboard glass See Chapter 7 III C 1 Removing the Copyboard Glass 3 Remove the two screws 1 and detach the thermal fuse 2 4 Points to Note When Mounting the Fuse When mounting the thermal fuse be sure that the thermal fuse is oriented as shown Make sure that the fuse is in contact with the reflecting plate Figure 3 352 front Thermal fuse Reflecting plate ...

Page 90: ... REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 3 42 Figure 3 353 1 2 3 5 Removing the Thermistor Unit 1 Remove the top cover See Chapter 7 III A 1 Removing the Top Cover 2 Disconnect the connector J131 1 from the DC controller PCB remove the screw 2 and detach the thermistor unit 3 ...

Page 91: ...for the Image Formation System 4 3 C Primary Charging Roller Bias Control 4 4 D Controlling the Transfer Roller Bias 4 9 E Controlling the Developing Separation Static Eliminator Bias 4 12 F Measuring the Density of Originals 4 18 G Controlling the Pre Exposure Lamp 4 24 H Controlling the Side Blanking Mechanism 4 26 II DEVELOPING ASSEMBLY CLEANING ASSEMBLY 4 27 A Outline 4 27 B Detecting the Leve...

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Page 93: ...cription DC constant voltage control on off DC voltage level switching DC voltage level auto correction DC constant voltage control on off DC constant current control ATVC cleaning bias Voltage level control Polarity switching control DC constant voltage control on off AC constant voltage control on off DC voltage level control Developing DC bias control Pre exposure lamp Side blanking exposure la...

Page 94: ...N 4 2 Figure 4 101 Lens Developing cylinder Transfer roller Static eliminator Composite power supply PCB High voltage circuit block Lamp regulator block Q900 Photosensitive drum Microprocessor DC controller PCB Q101 Microprocessor Side blanking exposure lamp Pre exposure lamp Primary charging roller Copyboard glass Scanning lamp AE sensor ...

Page 95: ... SCFW SCRV Reverse 3200V LSTR STBY Main motor M1 Scanning lamp LA1 Pre exposure lamp Transfer bias Transfer cleaning bias Transfer reference bias ATVC Static eliminator bias Pre registration roller paper sensor Q751 Primary bias Developing AC bias Developing DC bias Scanner SCRV 500V 0 6sec approx B Timing Chart for the Image Formation System Basic Sequence of Operations Direct 2 copies continuous...

Page 96: ...ias Controls the DC bias to a constant voltage Switching the level of the DC bias Corrects the level of the DC bias automatically The level of the DC bias applied to the primary charging roller is switched between image area and non image area Reference The level of the DC bias is as follows Image area 1376 V correction value by APVC correction value by density mode Non image area 900 V correction...

Page 97: ... 4 5 Figure 4 103 Main transformer T101 PR_DC_ON J103 5 J203 5 PDC_PWM DC bias control signal P_C_S DC bias current detection signal PDC_S DC voltage monitor signal Photosensitive drum Primary charging roller Microprocessor Q900 Microprocessor Q101 DC controller PCB Composite power supply PCB Serial communication Voltage separation circuit ...

Page 98: ...e monitor signal PDC_S compares its level against the reference level and varies the DC bias control signal PDC_PWM according to the difference so as to ensure that it remains specific level Reference The DC bias control signal varies its pulse duty ratio to change the level of the DC bias 2 Operations a Turning On and Off the DC Bias The DC bias applied to the primary charging roller is turned on...

Page 99: ... margin In addition it is also switched while a cleaning bias is applied by the transfer roller during which the primary charging roller applies a negative DC bias to prevent the photosensitive drum from being charged to a positive potential The level of the DC bias is switched by the DC bias ON signal serial from the DC controller PCB In response to this signal the microprocessor Q900 on the comp...

Page 100: ...e scanning lamp is corrected ALVC control These control mechanisms serve to ensure a specific degree of light area potential VL and dark area potential VD at all times The following indicates the timing of auto correction and the flow of operation Timing At power on During INTR Flow A voltage of 1376 V is applied to the primary charging roller for about 1 3 sec The current at the time is detected ...

Page 101: ...e transfer bias polarity cleaning bias Figure 4 105 Main transformer Transfer positive DC bias generation circuit Transfer positive DC bias ON signal T_REV_ON T101 Transfer current detection signal T_FW_S Photo sensitive drum Transfer charging roller Transfer DC bias control signal T_FW_DRV Transfer bias voltage detection signal T_FEEDBACK Transfer DC bias ON signal T_FW_ON High voltage transforme...

Page 102: ...evel of transfer bias applied to the transfer roller during a copying run is between 7 5 and 3 0 kV Table 4 103 Relationship between Transfer Bias Output and Signals T_REV_ON signal 1 0 1 1 Negative transfer bias ON Positive transfer bias ON cleaning bias Transfer bias OFF ATVC Transfer bias ON signal serial communication bit2 bit3 1 0 1 1 0 0 0 1 T FW_ON signal 1 1 0 1 2 Operations a Turning On a...

Page 103: ...controller PCB In response to the signal the microprocessor Q900 on the composite power supply PCB causes the transfer positive DC bias On signal T_REV_ON to go 0 so that the positive compo nent of the transfer bias constant current control 1 56µA 2 5kVmax will be applied to the transfer roller See Table 4 103 c Correcting the Transfer Bias Voltage Level ATVC control The machine automatically corr...

Page 104: ... and the separation static eliminator and has the following functions Turning on and off the developing DC bias Turning on and off the AC bias turning on and off the static eliminator bias Controlling the voltage level of the developing DC bias Both AC bias and DC bias are applied to the developing cylinder while copies are being made When the photosensitive drum rotates and yet developing is not ...

Page 105: ...eration circuit Developing DC bias detection circuit DC bias control signal BIAS_PWM DC bias monitor signal BIAS_S AC bias oscillation signal ACBIAS Microprocessor Q900 Microprocessor Q101 Composite power supply PCB Serial communication AE sensor PCB Control panel DC controller PCB Density correction dial VR107 J103 4 J203 6 3 7 DV_DC_ON DV_AC_ON AE signal Copy density setting signal Copy density ...

Page 106: ...s oscillation signal ACBIAS so that an AC bias is applied to the developing cylinder The AC bias is modified rectified and then supplied to the static eliminator static eliminator bias about 3 2 kV 2 Turning On and Off the DC Bias The DC bias applied to the developing cylinder is turned on and off by the signal communica tion signal and the developing DC bias ON signal DV_DC_ON generated by the DC...

Page 107: ...bias thereby controlling the copy density Density lever setting for manual density adjustment AE sensor output auto density adjustment Copy mode settings toner save mode photo mode Density correction dial VR107 setting You can use the density correction dial VR107 on the DC controller PCB to vary the develop ing DC bias Change the bias if copies tend to be foggy or light images because of shifts i...

Page 108: ...stallation drum replacement mode To prevent deterioration of copy images the developing DC bias voltage supplied to the scan ning lamp and primary charging DC bias are corrected as follows when the drum counter reading exceeds 20000 I If the drum counter reading is lower than 20000 II If the drum counter reading is 20000 or higher 1 120V type 2 220 240V type The DC bias value in the table is a cor...

Page 109: ...7 Figure 4 109 Figure 4 110 Test Sheet Newspaper Original density 0 100 200 300 400 500 Developing bias DC component V AE1 darker AE mode AE5 AE9 lighter 145 265 435 310 430 550 1 0 100 200 300 400 500 Developing bias DC component V Manual Density Mode 5 9 Copy density lever 40 105 275 185 265 435 405 9 485 5 550 1 Density correction dial VR107 ...

Page 110: ...signal Serial communi cation AE sensor DC controller PCB Composite power supply PCB Microprocessor Microprocessor F Measuring the Density of Originals 1 Outline The machine is equipped with an auto density adjustment AE mechanism designed to control the DC component of the developing bias The AE mechanism enables production of copies free of fogging as long as the original is more or less uniform ...

Page 111: ...on At this time the AE sensor reads the level of light reflected by the area shown in Figure 4 112 and sends the AE signal AE to the DC controller PCB In response the DC controller PCB sends the developing DCON signal serial communica tion to the composite power supply PCB according to the level of the AE signal The microproces sor Q900 on the composite power supply PCB controls the level of the D...

Page 112: ...wspaper more or less even in density Avoid ones with photos or large charac ters Obtain five sheets of white sheets of paper Check to make sure that the intensity of the scanning lamp has been adjusted properly when you have replaced the scanning lamp Set the density correction dial VR107 to the middle setting 1 Open the top unit then remove the two screws 1 and detach the front upper cover 2 1 1 ...

Page 113: ...key The scanner will move forward and the scanning lamp will turn on 7 Turn VR103 on the DC controller PCB fully clockwise SERVICE JP104 JP104 JP103 AE GAIN VR103 J131 J101 J130 VR102 AE REF J107 J103 J104 2 Close the top unit and connect the flexible cable from the control panel to the DC controller PCB then turn on the power switch 3 Check to make sure that AE mode has been enabled and short JP1...

Page 114: ... copyboard and close the copyboard cover 9 Turn VR102 so that the display indicates A3 through Ad Figure 4 117 10 Remove the newspaper from the copyboard and place five sheets of copy paper on the copyboard glass in its place then close the copyboard cover 11 Turn VR103 on the DC controller PCB so that the display on the control panel indicates 52 through 5c AE GAIN VR102 J131 J101 J130 VR102 AE R...

Page 115: ...If you cannot set VR102 and VR103 to the target values at the same time turn VR103 fully counterclockwise and go back to step 8 and make adjustments once again 13 Make a copy and check to make sure that it is free of fogging and the characters are dark enough If the copy is foggy or its characters are not dark enough go back to step 1 and start over If the results are still not good after adjustme...

Page 116: ..._OFST and 37 PREX_LP made in service mode The microprocessor Q101 on the DC controller PCB controls the pre exposure lamp control signal PEXP according to the levels of IP_OFST and PREX_LP so as to vary the voltage sup plied to the pre exposure lamp Related Service Mode 33 IP_OFST Corrects the current used during APVC measurement 37 PREX_LP Adjusts the intensity of the pre exposure lamp Reference ...

Page 117: ...rt key ON STBY INTR APVC I II SCFW SCFW SCRV LSTR STBY Main motor M1 Pre exposure lamp LA2 Primary bias SCRV Power Switch ON b Changing the Intensity The machine changes the intensity of the pre exposure lamp between image areas and non image areas Except for APVC measurement and non image areas the voltage used to turn on the pre exposure lamp is dropped to prevent overheating inside the machine ...

Page 118: ...rea in Reduce mode A Position of the side blanking lamp in Direct and Reduce mode B Position of the side blanking lamp in Reduce mode B A H Controlling the Side Blanking Mechanism 1 Outline The machine is equipped with a side blanking lamp at the front and the rear used to prevent adhesion of excess toner when making reduced copies 2 Operations To blank out the non image area in reduce mode the si...

Page 119: ...elow a specific value the Replace Toner Cartridge message will start to flash on the control panel The waste toner collected by the cleaning blade is held inside the drum unit and is sent to the rear of the drum unit by the toner feed blade The primary charging roller is cleaned by the cleaning pad operated by the cleaning solenoid SL6 Figure 4 201 DC controller PCB Composite power supply PCB M1 T...

Page 120: ...reference signal During copying operation the DC controller PCB checks the toner signal every 0 25 msec treating data collected of 100 checks equivalent of one A4 copy as a single block If it finds that the data indicating levels suggesting the absence of toner is 90 or more it will identify the block in question as indicating the absence of toner If six such blocks occur in succession the absence...

Page 121: ...pies following the detection of the absence of toner execute toner stirring mode about 1 min max to find out whether toner has been replenished Figure 4 202 DC controller PCB Composite power supply PCB Developing cylinder Toner level antenna Developing assembly Replace toner cartridge indicator Comparator circuit Toner level signal TNMONI Toner level signal Toner level detection PCB Developing bia...

Page 122: ...the drum unit becomes full of waste toner and as a result the rotation of the waste toner feed blade starts to drag the engagement of the waste toner feed blade drive gear and the coupling gear breaks moving the detecting lever of the waste toner sensor PS5 This condi tion will cause the DC controller PCB to find out that the drum unit is full of waste toner conse quently flashing the Replace Durm...

Page 123: ...ing cleaned all other high voltage outputs are turned off except the developing DC bias cleaning bias Cleaning is executed for the following three independent conditions Condition 1 During last rotation after making 10 copies cumulative For this condition cleaning is executed only once between when the power is turned on and when it is turned off The number of copies made after these ten will be s...

Page 124: ...r PS3 Primary charging roller cleaning solenoid SL6 3 Timing of Cleaning Condition 1 Figure 4 205 Condition 2 Figure 4 206 1 2 19 20 21 1 2 19 1 2 19 20 21 22 Power on Power on Power on Power off Copying Delivery sensor PS3 Primary charging roller cleaning solenoid SL6 DC controller PCB Cleaning pad Primary charging roller Photosensitive drum SL6 Primary charging roller cleaning solenoid Cleaning ...

Page 125: ...for safety 2 Unless otherwise instructed assemble the parts by reversing the steps used to disassemble it 3 Identify the screws by type length diameter and location 4 Use the washers where necessary The screws used to mount the grounding wire and Varis tors come with a washer to ensure electrical continuity 5 As necessary cut the harness band 6 As a rule do not operate the machine with any of its ...

Page 126: ...ANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 4 34 Figure 4 301 4 3 2 1 A Drum Unit 1 Outline 1 Primary charging roller cleaning pad 2 Primary charging roller 3 Photosensitive drum 4 Drum cleaner assembly ...

Page 127: ...612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 4 35 2 Removing the Drum Unit 1 Open the machine s top unit 2 Turn the developing locking lever 1 counterclockwise 3 Turn the fixing lever 2 of the drum unit counterclockwise Figure 4 303 Figure 4 302 1 2 ...

Page 128: ... susceptible to light Exposure even to room light can lead to white spots or black bands on the copies 3 Do not make a copy without the drum unit installed Otherwise excess loads can cause the gears of the drive system to skip teeth generating ab normal noise 3 Cleaning If the surface of the photosensitive drum is soiled wipe it with a flannel cloth coated with toner Do not use paper lint free or ...

Page 129: ... Record the date and the counter reading in the label 1 shown in the figure and at tach the label to the front cover of the new drum unit 2 Execute U7 installation drum unit re placement mode and enter the setting re corded on the service label attached to the drum unit Figure 4 306 Figure 4 305 PRIMARY FS5 8725 IP_OFST date Datum date compteur Zahler counter note Notiz notes 1 ...

Page 130: ...IMPRIME AU JAPON 4 38 Figure 4 307 1 2 2 3 B Transfer Charging Assembly 1 Removing the Transfer Charging Roller 1 Open the machine s top unit 2 Remove the screw 1 3 While freeing the claw 2 of the bushing detach the transfer charging roller 3 Caution Do not touch the surface of the roller Be sure the surface is free of dirt ...

Page 131: ...e Copy Start key When the lens has moved to the farthest left turn off the power Disconnect the power plug 2 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 3 Remove the drum unit See A 2 Removing the Drum unit 4 Remove the DC controller PCB See Chapter 7 III E 1 Removing the DC controller PCB 5 Remove the composite power supply PCB See Chapter 7 III E 2 Removing ...

Page 132: ... the blanking exposure unit check to make sure that the blank ing exposure unit PCBs are at the ex treme ends and that the lens is positioned at the farthest left 141 position 3 5 4 Lamp PCBs 8 Open the machine s top unit farther and hold it in place with the handle of a screw driver about 30 mm in diameter 9 Remove the four screws 3 and discon nect the connector 4 then detach the blanking exposur...

Page 133: ...99 PRINTED IN JAPAN IMPRIME AU JAPON 4 41 2 Removing the Pre Exposure Lamp PCB Unit 1 Remove the drum unit See A 2 Removing the Drum unit 2 Disengage the two claws 1 and remove the pre exposure lamp unit 2 Figure 4 312 3 Remove the screw 3 and remove the pre exposure lamp unit cover 4 Figure 4 313 1 2 3 4 ...

Page 134: ...rm the following whenever you have replaced the pre exposure lamp PCB unit 1 Enter the setting recorded on the ser vice label attached on the back of the PCB using 37 of service mode Figure 4 315 2 After entering the setting execute U7 in user mode PREX LP FBS 0756 4 Disconnect the connector 5 J801 and remove the pre exposure lamp PCB unit 6 Figure 4 314 5 6 ...

Page 135: ...ruction 1 Blade 3 Stirring rod 2 Hopper assembly 4 Developing cylinder Figure 4 316 2 Removing the Developing Assem bly 1 Open the machine s top unit and remove the two screws 1 then remove the front upper cover 2 Caution The flexible cable for the control panel is connected to the front upper cover dis connect the flexible cable from the DC controller Figure 4 317 1 2 1 1 2 ...

Page 136: ...ON 4 44 2 Remove the drum unit See A 2 Removing the Drum unit 3 Turn the toner cartridge 3 clockwise Figure 4 318 4 Put a hand under the developing assembly 4 and turn the locking lever 5 counter clockwise Turning the locking lever disengages the developing assembly Caution Take care not to touch the developing cylinder 3 5 4 Figure 4 319 ...

Page 137: ...ME AU JAPON 4 45 3 Installing the Developing Assem bly 1 Insert the hook 1 of the developing as sembly into the hole 2 the machine s top unit Figure 4 320 2 While working as in step 1 lift the devel oping assembly and butt the groove 4 of the developing assembly against the hooks 3 at the rear and the front Figure 4 321 2 1 3 4 4 ...

Page 138: ... Developing Cylin der 1 Remove the developing assembly See D 2 Removing the Developing As sembly 2 Turn the toner cartridge 1 clockwise and pull it out slowly toward the front Figure 4 323 1 3 While working as in step 2 turn the lock ing lever 5 clockwise for a single notch The developing unit will be fixed in po sition while it remains unlocked Figure 4 322 5 ...

Page 139: ...UG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 4 47 3 Clean the area around the toner cartridge you have removed Figure 4 324 4 Remove the five screws 2 and remove the cover 3 Figure 4 325 Clean Clean 2 2 2 2 2 3 Caution Take care not to damage the developing cylinder and the blade when removing the cover ...

Page 140: ...aring 10 and spacer 11 then remove the developing cylinder 12 Figure 4 328 8 9 10 11 12 5 Place a newspaper on the floor and pour out the toner from the developing cylin der 6 Remove the two screws 4 and remove the gear support plate 5 from the rear Figure 4 326 7 Remove the two screws 6 and remove the developing cylinder support plate 7 at the front 4 4 5 Figure 4 327 6 7 6 ...

Page 141: ...ridge b Do not leave fingerprints or oils on the surface of the developing cylinder If nec essary dry wipe the surface with lint free paper c When installing the developing assembly cover perform the following 1 Apply a thin coating of toner on the blade 1 with a flannel cloth Figure 4 329 1 2 Install the developing assembly cover and tighten the five screws lightly then tighten the screws in the ...

Page 142: ...ling the Drive Gear a Assemble the gears so that all three stir ring rods 1 face the same direction Figure 4 332 Caution If any of the stirring rods does not face the same direction the interference among the rods can prevent stirring op eration 1 3 Turn the drive gear 4 slowly in the direc tion shown in the figure to give the devel oping cylinder a full turn Figure 4 331 4 ...

Page 143: ...nctions of electrical and mechanical units and in relation to their timing of operation It also shows how these units may be disassembled assembled and adjusted I PICKUP FEEDING SYSTEM 5 1 A Outline 5 1 B Controlling the Pickup Roller 5 2 C Controlling the Movement of Paper 5 6 D Detecting Jams 5 8 II DISASSEMBLY ASSEMBLY 5 13 A Pickup Assembly 5 14 B Multifeeder Assembly 5 21 C Feeding Assembly 5...

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Page 145: ...tifeeder copy paper is picked up and is controlled by the registration roller so that its leading edge will match the leading edge of the image on the photosensitive drum it is then moved through the transfer separation feeding and fixing assemblies to reach the copy tray The machine is equipped with three sensors used to monitor the movement of copy paper Figure 5 101 Multifeeder pickup roller Ca...

Page 146: ...law moves away from the control ring allow ing the drive to move to the pickup gear assembly through the spring clutch Then when the cas sette pickup solenoid turns on the drive reaches the cassette pickup roller When the cassette pickup roller starts to rotate copy paper is picked up from the cassette and is sent as far as the registration roller by way of the vertical path roller The registratio...

Page 147: ...oller has started to rotate the pickup roller is rotated once again to execute pickup operation thereby ensuring correct pickup as for recycled paper If the vertical path roller paper sensor does not detect copy paper after re pickup the machine will assume the absence of copy paper and will indicate in the count ratio indicator in the control panel This mechanism substitutes a paper detecting mec...

Page 148: ...utch control ring pickup clutch sole noid SL1 gear unit and multifeeder pickup solenoid SL4 When the multifeeder pickup solenoid SL4 turns on the drive of the main motor M1 reaches the cam gear When the cam gear starts to rotate in response the lifter which is in contact with the cam moves up the gear unit and at the same time pushes down the paper guide plate The cam gear makes a 180 turn approxi...

Page 149: ...m perature of the ends of the fixing assembly increases when copies are made continuously on paper narrower than A4 LTR When the multifeeder is used for continuous copying a delay is initiated after picking up the 19th sheet so as to increase the sheet to sheet distance for the sheets that follow controlling the copying speed to 9 cpm If the copying speed is controlled to 6 cpm by a mechanism to p...

Page 150: ...trolling the Movement of Paper 1 Controlling the Registration Roller The registration roller is controlled by a spring clutch control ring pre registration roller paper sensor Q751 and registration clutch solenoid SL2 The microprocessor on the DC controller PCB turns on the registration clutch solenoid at a specific timing in response to the paper detection signal from the pre registration roller ...

Page 151: ...51 Registration clutch solenoid SL2 b Pickup from the Multifeeder A4 2 copies STBY INTR SCFW SCFW SCRV Forward Reverse LSTR STBY Main motor M1 Scanner Delivery sensor PS3 SCRV 0 7sec approx 0 1sec approx 1sec Copy Start key ON I II 0 3sec approx Multifeeder pickup solenoid SL4 Pickup clutch solenoid SL1 Pre registration roller paper sensor Q751 Registration clutch solenoid SL2 I Varied by value un...

Page 152: ...eeder pickup roller Cassette pickup roller Vertical path roller Q751 PS4 Photosensitive drum Cassette Fixing assembly Delivery roller PS3 Registration roller D Detecting Jams The machine is equipped with three paper sensors used to find out the presence absence of copy paper and whether copy paper is moving properly Vertical path roller paper sensor PS4 Pre registration roller paper sensor Q751 De...

Page 153: ...FW Pickup clutch solenoid SL1 Jam check Pre registration roller paper sensor Q751 Main motor M1 2 6sec Normal Copy Start key ON STBY INTR SCFW Pickup clutch solenoid SL1 Jam check Pre registration roller paper sensor Q751 Main motor M1 2 6sec No paper P indication 1 5sec Copy Start key ON STBY INTR SCFW Pickup clutch solenoid SL1 Jam check Pre registration roller paper sensor Q751 Main motor M1 2 ...

Page 154: ... paper will be identi fied if copy paper does not reach the vertical path roller paper sensor within a specific period of time In response the machine will stop the main motor in about 1 5 sec and indicate the Add Paper message Figure 5 114 3 Vertical Path Stationary Jam If copy paper fails to move past the vertical path roller paper sensor within a specific period of time because of faulty feedin...

Page 155: ...sh the Jam indicator SCRV SCFW SCRV Vertical path roller paper sensor PS4 Jam check Main motor M1 Pre registration roller paper sensor Q751 1 5sec Jam 2 6sec Normal 2 6sec indication Copy Start key ON STBY INTR SCFW SCRV SCFW Jam Registration clutch solenoid SL2 Jam check Main motor M1 Pre registration roller paper sensor Q751 1 5sec 4 6sec Normal 4 6sec indication 5 Registration Paper Stationary ...

Page 156: ... and flash the Jam indicator Copy Start key ON STBY INTR SCFW Registration clutch solenoid SL2 Jam check Delivery sensor PS3 Main motor M1 4 1sec normal SCRV SCFW 4 1sec indication Jam 1 5sec Figure 5 118 7 Delivery Stationary Jam If copy paper does not move past the delivery sensor within a specific period of time because of feeding faults the machine will identify the condition as a delivery sta...

Page 157: ...for safety 2 Unless otherwise instructed assemble the parts by reversing the steps used to disassemble it 3 Identify the screws by type length diameter and location 4 Use the washers where necessary The screws used to mount the grounding wire and Varis tors come with a washer to ensure electrical continuity 5 As necessary cut the harness band 6 As a rule do not operate the machine with any of its ...

Page 158: ...202 1 2 3 A Pickup Assembly 1 Removing the Pickup Roller 1 Pull out the casssette 2 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 3 Open the machines top unit farther and hold it in place with the handle of a screw driver about 30 mm in diameter 4 Remove the screw 1 and free the two claws 2 then detach the feeding assem bly cover 3 ...

Page 159: ...re 5 204 4 5 6 7 9 8 5 While pulling the guide plate 4 of the cassette pickup solenoid in the direction of the arrow turn the gear 5 slightly in the direction of the arrow to disengage the guide plate 4 and the gear 6 6 While pulling the plunger 7 of the pickup solenoid turn the gear 8 in the direction of the arrow so that the pickup roller 9 is oriented as shown ...

Page 160: ...h the hole to remove the pickup roller 11 Caution When mounting the multifeeder unit perform the next steps first 1 Turn on the power switch then se lect the multifeeder and press the Copy Start key 2 When the pickup gear unit has moved up as far as it can turn off the power switch 3 Mount the multifeeder then make a copy using the multifeeder Caution When removing the pickup roller be sure to pus...

Page 161: ... Pickup Clutch 1 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 2 Remove the registration roller unit See D 1 Removing the Registration Roller Unit 3 Open the machine s top unit farther and hold it in place with the handle of a screw driver about 30 mm in diameter 4 Disconnect the two connectors 1 and remove the two screws 2 then detach the solenoid unit 3 ...

Page 162: ...CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 5 18 Figure 5 209 Figure 5 210 4 4 5 6 7 5 While freeing the two claws 4 remove the pickup clutch unit 5 6 Remove the E ring 6 and detach the pickup clutch 7 ...

Page 163: ...re 5 211 Figure 5 212 1 2 3 3 Removing the Vertical Path Roller 1 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 2 Open the machine s top unit farther and hold it in place with the handle of a screw driver about 30 mm in diameter 3 Remove the screw 1 and free the two claws 2 then detach the feeding assem bly cover 3 ...

Page 164: ...UP FEEDING SYSTEM COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 5 20 Figure 5 213 4 5 4 While lifting the sensor lever 4 remove the vertical path roller 5 ...

Page 165: ... 1 Removing the Multifeeder Unit 1 Open the right door 2 Remove the two screws 1 and detach the multifeeder unit 2 Caution When mounting the multifeeder unit perform the following first 1 Turn on the power switch then se lect the multifeeder and press the Copy Start key 2 When the pickup gear unit has moved as far as it can turn off the power switch 3 Mount the multifeeder unit then make a copy us...

Page 166: ...PON 5 22 Figure 5 216 Figure 5 217 Figure 5 218 2 1 1 3 4 6 5 2 Removing the Multifeeder Pickup Roller 1 Remove the multifeeder unit See 1 Removing the Multifeeder Unit 2 Free the claw 1 and remove the gear 2 and the bushing 3 3 Remove the multifeeder pickup roller unit 4 4 While freeing the claw 5 detach the multifeeder pickup roller 6 ...

Page 167: ...2 3 4 5 5 3 Removing the Separation Pad 1 Remove the multifeeder pickup roller to gether with its shaft See 2 Removing the Multifeeder Pickup Roller 2 Remove the multifeeder tray 3 Slide the side guide 1 to the inside about 3 cm and free the two claws 2 then de tach the holding plate 3 4 Push up the separation pad 4 and pull it out by pushing the shaft 5 toward the in side ...

Page 168: ... 1999 PRINTED IN JAPAN IMPRIME AU JAPON 5 24 Figure 5 221 Figure 5 222 2 1 3 3 3 3 3 3 4 4 4 4 5 5 5 C Feeding Assembly 1 Detaching the Feed Belt 1 Open the machine s top unit 2 Push down the stopper 1 and remove the gear 2 3 While freeing the claw 3 detach the four shafts 4 then detach the feed belt 5 ...

Page 169: ... 25 Figure 5 223 D Registration Roller Assembly 1 Removing the Registration Roller Unit 1 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 2 Open the machine s top unit farther and hold it in place with the handle of a screw driver about 30 mm in diameter 3 Remove the shaft 1 and the spring 2 Figure 5 224 2 1 ...

Page 170: ...INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 5 26 Figure 5 225 4 Free the seven claws 3 and remove the transfer mount 4 and the high voltage terminal unit 5 5 Remove the two springs 6 Figure 5 226 3 3 5 3 3 3 4 6 6 ...

Page 171: ...OPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 5 27 6 Remove the two springs 7 then while freeing the two claws 8 remove the reg istration roller unit 9 Figure 5 227 7 9 8 8 7 ...

Page 172: ...MPRIME AU JAPON 5 28 Figure 5 228 Figure 5 229 2 Removing the Registration Roller Clutch 1 Remove the registration roller unit See 1 Removing the Registration Roller Unit 2 Remove the E ring 1 then remove the gear 2 and the arm 3 Pin 2 1 3 3 Remove the E ring 4 4 Caution Take care not to drop the pin from the rear of the gear ...

Page 173: ...PRINTED IN JAPAN IMPRIME AU JAPON 5 29 4 Remove the two bushings 5 5 5 Figure 5 230 5 While moving down the registration roller 6 detach it from the gear unit 7 Figure 5 231 6 Remove the E ring 8 and pull out the clutch 9 Figure 5 232 7 6 8 9 Caution Take care not to lose the pin from the rear of the clutch ...

Page 174: ...ON 5 30 E Delivery Assembly 1 Removing the Delivery Roller 1 Remove the fixing lower roller See Chapter 6 II A 3 Removing the Fix ing Lower Roller 2 Remove the two screws 1 and detach the side plate 2 and the four gears 3 Figure 5 233 Figure 5 234 3 Remove the screw 4 and free the two hooks 5 then detach the sensor holder 6 1 3 3 2 4 5 6 ...

Page 175: ...9 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 5 31 4 Remove the two bushings 7 Figure 5 235 Figure 5 236 5 While shifting the delivery lower guide 8 toward the rear detach the delivery roller 9 7 8 9 ...

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Page 177: ...e principles used to fuse toner images to transfer medium in view of the functions of electrical and mechanical units and in relation to their timing of operation It also shows how these units may be disassembled assembled and adjusted I OPERATIONS 6 1 A Outline 6 1 B Controlling the Fixing Temperature 6 3 II DISASSEMBLY ASSEMBLY 6 9 A Fixing Assembly 6 10 ...

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Page 179: ...F Main Motor M1 Flat heater Thermistor TH1 Cleaning roller The following are used to detect and protect against an error upon detection power to the fixing heater will be cut Thermistor TH1 Thermal fuse FU2 activating at 228 C E000 The fixing temperature fails to increase E001 The thermistor has detected overheating E002 Fault in fixing power control E003 The fixing temperature has dropped abnorma...

Page 180: ...N 6 2 Figure 6 101 Figure 6 102 Cleaning roller Fixing lower roller Fixing thermistor TH1 Thermal fuse 2 FU2 Fixing film Fixing heater H1 M1 Fixing thermistor signal TH1 DC controller PCB Composite power supply PCB Main motor Fixing lower roller Cleaning roller Fixing film Fixing heater H1 Thermal fuse 2 FU2 Fixing thermistor TH1 ...

Page 181: ...pped with a thermistor TH1 which sends the fixing thermister signal TH1 to the microprocessor Q101 on the DC controller PCB in response the microprocessor controls the fixing heater duty signal HEAT_PWM to vary the power supplied to the heater by way of controlling the temperature of the fixing heater Figure 6 103 DC controller PCB HEAT_TRG HEAT_OFF Micro processor 5V Auxiliary power supply 5V Rel...

Page 182: ...ter is switched according to the following two parameters Temperature of the fixing heater when the Copy Start key is pressed Number of copies to make in continuous copying mode Table 6 102 shows the temperature of the fixing heater when the Copy Start key is pressed as detected by the thermistor TH1 and the temperatures to which the fixing heater is controlled ac cording to the number of copies m...

Page 183: ... Copies in Continuous Copying Mode after a Press on the Copy Start Key Controlling the Temperature of the Fixing Heater C 200 195 190 185 180 Copying end 1 10 30 40 1 11 21 120 100 Heater temperature when the Copy Start key is pressed Less than 100 C 100 C or more and less than 120 C 120 C or more Number of copies 1 2 9 10 29 30 39 40 49 50 59 60 1 9 10 19 20 29 30 39 40 1 9 10 19 20 Control tempe...

Page 184: ... Power supplied to the heater 3 Controlling the Temperature Supplied to the Fixing Heater The temperature of the fixing heater is controlled by controlling the power supplied to the fixing heater and the power to the fixing heater is controlled using a phase control method The microprocessor on the DC controller PCB controls the timing at which the fixing heater duty signal HEAT_PWM is generated s...

Page 185: ...revent overheating of the copyboard the temperature of the fixing lower roller tends to increase because of the increased sheet to sheet distance To prevent possible problems power to the fixing heater is stopped between sheets when the copying speed is controlled to 6 cpm Switching to 6 cpm copying speed SCRV SCFW SCRV LSTR STBY Registration clutch solenoid SL2 Fixing heater H1 Scanner Delivery s...

Page 186: ... E003 is indicated on the control panel E000 through E003 will be indicated on the control panel if the power switch is turned on and the Copy Start key will not be enabled Related Error Code E000 The temperature detected by the thermistor TH1 is not 65 C in 1 5 sec after the Copy Start key is pressed The temperature detected by the thermistor TH1 is not 150 C in 4 sec after the Copy Start key is ...

Page 187: ...afety 2 Unless otherwise instructed assemble the parts by reversing the steps used to disassemble it 3 Identify the screws by type length diameter and location 4 Use the washers where necessary The screws used to mount the grounding wire and Varis tors come with a washer to ensure electrical continuity 5 As necessary cut the harness band 6 As a rule do not operate the machine with any of its part ...

Page 188: ... Assembly 1 Remove the front lower cover See Chapter 7 III A 2 Removing the Front Lower Cover 2 Remove the screw 1 and free the two hooks 2 then detach the power supply cover 3 1 Fixing heater 4 Fixing lower roller 2 Fixing film 5 Cleaning roller 3 Inlet guide Caution 1 The fixing film is made from a spe cial material Do not touch it or sub ject it to dust 2 The machine does not have a mecha nism ...

Page 189: ...0F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 6 11 Figure 6 203 3 Remove the screw 4 and disconnect the connector 5 Figure 6 204 4 Remove the two screws 6 and discon nect the connector 7 then detach the fixing assembly 8 by turning it in the di rection of the arrow 5 4 8 6 7 ...

Page 190: ...embly See 2 Removing the Fixing Assem bly 2 Remove the two screws 1 and free the two hooks 2 then detach the fixing up per stay 3 by turning it in the direction of the arrow Figure 6 205 Figure 6 206 3 Detach the harness band 4 from the side plate and remove the fixing upper unit 5 Caution Do not disassemble the fixing film and the fixing heater They cannot be re placed on their own 1 2 2 3 5 4 ...

Page 191: ... 1999 PRINTED IN JAPAN IMPRIME AU JAPON 6 13 4 Remove the fixing lower roller 6 to gether with the gear Figure 6 207 6 Figure 6 208 1 4 Removing the Cleaning Roller 1 Remove the fixing lower roller See 3 Removing the Fixing Lower Roller 2 Remove the cleaning roller 1 together with the bushing ...

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Page 193: ...ical and mechanical units and in relation to their timing of operation It also shows how these units may be disassembled assembled and adjusted I FANS 7 1 II POWER SUPPLY SYSTEM 7 3 A Outline of the Power Supply System 7 3 B Power Supply Circuit 7 4 C Detecting an Error on the Com posite Power Supply PCB 7 6 D Protecting the Power Supply Circuit 7 6 III DISASSEMBLY ASSEMBLY 7 7 A External Covers 7...

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Page 195: ...TED IN JAPAN IMPRIME AU JAPON 7 1 Figure 7 101 Heat exhausting fan FM1 I FANS The machine is equipped with two fans serving to discharge ozone or cool its inside The heat exhaust fan is driven directly by the main motor M1 through a belt and a gear and is designed to rotate at all times while the main motor is rotating ...

Page 196: ...1 is turned on and off according to the temperature detected by the scanner thermistor TH2 If the reading by the thermistor is 37 5 C or higher and the copying speed reaches 6 cpm the fan starts to rotate If the reading is lower than 37 5 C on the other hand the fan will not rotate if no more than one copy is made or while making the first copy of a continuous copying job It rotates when making th...

Page 197: ...ing heater control circuit DC power supply circuit Scanning lamp control circuit High voltage power supply circuit 24VR 24VU 5V 24VU 24VU To ADF Total copy counter 24VU Pre exposure lamp M1 Main motor main motor driver PCB Fixing heater Primary charging roller Scanning lamp Developing roller Transfer roller Static eliminator 5V 24VR 24VU 24VU Control panel AE sensor 5V Sensor Solenoid Scanner lens...

Page 198: ...ply provides the DC controller PCB with 5 V 24 VR and 24 VU When the power switch is turned off power to the DC controller PCB is cut to back up data on error codes E000 E001 E002 E003 the machine uses a litium battery BAT1 located within the DC controller circuit using the battery the appropriate error information will be indicated on the control panel when the power is returned informing the pre...

Page 199: ...7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 5 Figure 7 202 Door switch DS1 Auxiliary power supply Relay RL601 FU102 5V Microprocessor Q900 Power switch SW309 Control panel DC controller PCB Power supply Main transfor mer T101 DC power supply 5V 24VR 24VU BAT1 3V ...

Page 200: ...lue is detected in any of the following voltages the composite power supply will indicate E064 on the control panel Primary charging DC bias Developing DC bias Transfer bias 3 Detecting a Fault in the Low Voltage Control Value If a deviation is detected between the setting value and the actual control value in 24 V DC output the composite power supply PCB will indicate E803 on the control panel 4 ...

Page 201: ...lug for safety 2 Unless otherwise instructed assemble the parts by reversing the steps used to disassemble it 3 Identify the screws by type length diameter and location 4 Use the washers where necessary The screws used to mount the grounding wire and Varis tors come with a washer to ensure electrical continuity 5 As necessary cut the harness band 6 As a rule do not operate the machine with any of ...

Page 202: ... 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 8 Figure 7 301 Copyboard type 1 2 3 7 6 5 4 1 Copyboard cover 2 Top cover 3 Control panel 4 Front lower cover 5 Cassette 6 Front upper cover 7 Left cover A External Covers For instructions on how to remove the ADF see Chapter 8 ...

Page 203: ...type 1 ADF 2 Top cover 3 Control panel 4 Front lower cover 5 Cassette 6 Front upper cover 7 Left cover 1 2 3 7 6 5 4 1 3 2 1 Rear cover 2 Right door 3 Multifeeder unit Note Remove the covers as necessary when cleaning inspecting or repairing the in side of the machine Those covers that may be detached from their own by mere removal of mounting screws are omitted from the discussions ...

Page 204: ...igure 7 305 1 1 2 3 3 4 1 Removing the Top Cover 1 Remove the copyboard cover or the ADF 2 Open the machine s top unit 3 Remove the two screws 1 and detach the front upper cover 2 4 Free the two claws 3 and slide the left cover 4 to detach Caution A flexible cable for the control panel is connected to the front upper cover Dis connect the cable from the DC control ler ...

Page 205: ...CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 11 Figure 7 306 Figure 7 307 5 6 7 8 9 5 Remove the screw 5 and free the four claws 6 then detach the rear cover 7 6 Remove the screw 8 and detach the copyboard cover foot retainer 9 ...

Page 206: ...LS AUXILIARY MECHANISMS COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 12 Figure 7 308 10 11 10 7 Free the two claw 10 then lift the top cover 11 to detach ...

Page 207: ...309 2 Removing the Front Lower Cover 1 Open the right door 2 Remove the two screws 1 and detach the multifeeder unit 2 1 1 2 Figure 7 310 3 3 4 3 Open the machine s top unit 4 Remove the two screws 3 and detach the front upper cover 4 Caution A flexible cable for the control panel is connected to the front upper cover Dis connect the cable from the DC control ler ...

Page 208: ...cover 7 Caution When mounting the multifeeder unit be sure to perform the following first 1 Turn on the power switch then se lect the multifeeder as the source of paper and press the Copy Start key 2 When the pickup gear unit assembly has moved to its upper limit turn off the power switch 3 Mount the multifeeder and make one copy using it as the source of paper 5 Remove the two screws 5 from the s...

Page 209: ...e 7 315 1 1 2 4 4 3 3 5 B Control Panel 1 Removing the Control Panel 1 Open the machine s top unit 2 Remove the two screws 1 and detach the front upper cover 2 3 Remove the two screws 3 and free the eight claws 4 then detach the control panel 5 Caution A flexible cable for the control panel is connected to the front uper cover Dis connect the cable from the DC control ler ...

Page 210: ...2 2 3 Grounding plate Copyboard glass C Copyboard Glass 1 Removing the Copyboard Glass 1 Remove the top cover See A 1 Removing the Top Cover 2 Close the machine s top unit 3 Remove the two screws 1 and detach the two support plates 2 then detach the copyboard glass 3 Note When mounting the copyboard glass be sure that the grounding plate is on the side of its top edge ADF type only ...

Page 211: ...IN JAPAN IMPRIME AU JAPON 7 17 Figure 7 318 Figure 7 319 1 2 3 D Main Motor Main Drive Assembly 1 Removing the Main Motor Unit 1 Remove the drum unit 2 Remove the composite power supply PCB See E 2 Removing the Composite Power Supply PCB 3 Remove the screw 1 and detach the high voltage PCB 2 4 Remove the insulating sheet 3 ...

Page 212: ...G 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 18 Figure 7 321 5 5 6 6 Remove the four screws 5 and detach the main motor unit 6 5 Detach the fan belt 4 Figure 7 320 4 Caution When installing the main motor unit be sure to attach the fan belt After attaching the fan belt make sure that the belt is free of twists ...

Page 213: ... 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 19 Figure 7 322 Figure 7 323 1 2 3 2 Removing the Main Drive Assem bly 1 Remove the drum unit 2 Remove the composite power supply PCB See E 2 Removing the Composite Power Supply PCB 3 Remove the screw 1 and detach the high voltage PCB 2 4 Remove the insulating sheet 3 ...

Page 214: ...99 PRINTED IN JAPAN IMPRIME AU JAPON 7 20 Figure 7 324 Figure 7 325 4 6 5 5 6 Remove the four screws 5 and detach the main drive assembly 6 5 Detach the fan belt 4 Caution When installing the main drive assem bly be sure to attach the fan belt After attaching the fan belt make sure that the belt is free of twists ...

Page 215: ...trical System 1 Removing the DC Controller PCB 1 Open the machine s top unit 2 Remove the screw 1 and detach the front upper cover 2 3 Disconnect all connectors from the DC controller PCB remove the screw 3 and free the five claws 4 then detach the DC controller PCB 5 Caution The flexible cable for the control panel is connected to the upper front cover dis connect the cable from the DC controller...

Page 216: ...re 7 328 Figure 7 329 1 2 3 3 4 3 2 Removing the Composite Power Supply PCB 1 Remove the copyboard cover or the ADF 2 Remove the left cover and the rear cover 3 Remove the screw 1 and remove the copyboard cover foot retainer 2 4 Disconnect the eleven connectors 3 from the composite power supply PCB and disconnect the connector 4 from the main motor assembly ...

Page 217: ...SMS COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 23 5 Remove the seven screws 5 and free the five claws 6 then detach the composite power supply PCB 7 Figure 7 330 6 5 5 7 5 ...

Page 218: ...e capacitors on the composite power supply hold charges when the machine s power supply is off Take extra care never to short the termi nals of the capacitor whenever you have removed the composite power supply PCB 2 When handling the PCB hold its heat ra diating plate at the center or its both edges In particular keep in mind that holding the area indicated by can cause deformation or cracking of...

Page 219: ...V 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 7 25 Figure 7 332 120V 230V 34 PW OFST 35 IP ADJ Composite power supply PCB 4 After Replacing the Composite Power Supply PCB 1 If you have replaced the composite power supply PCB be sure to enter the values indicated on the PCB to 34 and 35 in service mode ...

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Page 221: ...ction 8 2 C Basic Operations 8 4 D Detecting an Original 8 6 E Pickup Operation 8 8 F Delivery 8 12 G Controlling the Pickup Motor 8 14 H Controlling the Belt Motor 8 15 I Detecting Original Jams 8 16 J Power Supply 8 17 II DISASSEMBLY ASSEMBLY 8 18 A Removing the ADF 8 19 B External Covers 8 21 C Drive System 8 23 D Feeding System 8 26 E Electrical System 8 33 ...

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Page 223: ...PRINTED IN JAPAN IMPRIME AU JAPON 8 1 I ADF A Outline The ADF picks up the originals stacked on the original tray starting with the topmost original moves them through the copyboard and delivers them See Figure 8 101 for an outline of the feeding route Figure 8 101 ADF Original tray Copier ...

Page 224: ...reads the signals from the sensors and the copier and generates signals to drive the motor at such times as programmed in advance The copying modes selected on the copier are communicated to the ADF in serial and the ADF communicates to the copier the state of feeding originals to the copier in serial It does not use an IC for communications Figure 8 102 Serial communication Copier Composite power...

Page 225: ...al placement sensor Delivery sensor PI1 J105 J6 1 2 ADF controller PCB J5 1 J5 4 J5 7 3 2 6 5 9 8 J3 1 2 24V MS1 ADFC When ADF is opened 1 PDP1 When original is detected 1 when light blocking plate is at sensor 5V 5V 5V PDP2 When original is detected 0 when light blocking plate is at sensor PDP3 When original is detected 0 when light blocking plate is at sensor See p 8 15 M1 M2 Pickup motor Belt m...

Page 226: ... and the belt motor M1 is used to move stop and deliver originals Further the ADF is equipped with three sensors for monitoring the movement of originals The ADF is designed to accommodate one sided original copying mode only Figure 8 104 PI2 PI1 PI3 Belt motor drive signal Pickup motor drive signal Registration paper detection signal PDP2 J5 6 J5 9 J5 3 Pick up paper detection signal PDP3 Deliver...

Page 227: ...s up originals stacked on the original tray starting with the topmost original after it picks up an original it places it on the copyboard glass for copying moves it away from the copyboard glass and delivers it to the copyboard glass Figure 8 105 Placing originals Picking up an original Feeding 1 Feeding 2 Copying Delivering Original tray Delivery tray Originals ...

Page 228: ... the Length of the Original Checks the length of the original placed on the original tray 3 Detecting the Presence Absence of an Original The original placement sensor PI3 is used to check the presence absence of an original When an original is placed on the original tray the original placement sensor PI3 sends the original detection signal PDP3 to the ADF controller PCB in response to the movemen...

Page 229: ...the original to move past the registration paper sensor PI2 Using the result of the computation the ADF controller determines whether the size of the original is A4 LTR or smaller or LGL thereby switching to the appropriate ADF operation Table 8 101 shows the lengths of originals that determines ADF operation sequence Figure 8 107 Table 8 101 Original Lengths and Operation Sequences Length 313cm 3...

Page 230: ...the original tray i e the original placement sensor PI3 turns ON the pickup roller rotates counterclockwise and the paper guide holds the original in place Figure 8 108 2 Pickup Separation When the Copy Start key is pressed the pickup roller 1 and 2 rotate clockwise and pick up the first original topmost and forward it as far as the registration roller The separation pad ensures that only one orig...

Page 231: ...t the leading edge of the first original comes into contact with the delivery sensor PI1 In the case of a LGL original the original is moved about 15 mm farther after it has come into contact with the delivery sensor At the same time the pickup motor M2 is rotated counterclockwise to prepare for picking up the second original Figure 8 111 Figure 8 112 1st original Arching Registration roller PI1 D...

Page 232: ...he Scanner and Picking Up the Second Original The scanner starts to move forward after the original has been stopped at a specific location on the copyboard glass If the original is A4 LTR or smaller the pickup motor M2 is also rotated clockwise to pickup the second original and butt it against the registration roller If the original is LGL the second original is picked up after the scanner has be...

Page 233: ...elt motor M1 Original detection sensor PI3 Registration sensor PI2 Delivery sensor PI1 motor CCW rotation Picking up separating Arching Preparing for pickup of 2nd original Feeding 1 Feeding 2 Copying Picking up 2nd original Original set Copy Start key ON Preparing for pickup Pickig up Pickup motor M2 Belt motor M1 Original detection sensor PI3 Registration sensor PI2 Delivery sensor PI1 motor CCW...

Page 234: ...is moved to feed and deliver the first original on the copyboard glass At the same time the pickup motor M2 moves the second original to the copyboard glass Figure 8 117 2 Delivering to the Delivery Tray The ADF switches the belt motor to low speed as soon as the trailing edge of the original moves past the delivery sensor PI1 thereby delivering the original slowly Figure 8 118 2nd original 1st or...

Page 235: ... Delivery sensor PI1 motor CCW rotation Picking up separating 1st original Copying picking up separating 2nd original Delivering 1st original picking up 2nd original Copying Delivering Detecting length motor low speed rotation Original set Copy Start key ON Pickup motor M2 Belt motor M1 Original detection sensor PI3 Registration sensor PI2 Delivery sensor PI1 motor CCW rotation Delivering 1st orig...

Page 236: ...r rotates for each combination The motor driver is equipped with a limiter function preventing overcurrent from flowing into the motor When an overcurrent occurs the limiter function cuts off the motor drive current thereby preventing damage to the motor When the limiter function is activated the pickup motor cannot rotate as controlled possibly leading to pickup faults Any pickup fault causes the...

Page 237: ...e pulse signals MA MA MB MB used for driving the motor to rotate the belt motor clockwise or counterclockwise The motor driver is equipped with a limiter function used to keep the motor supplied with a specific current so that current greater than specified will not flow If loads large enough to activate the limiter function occur in succession the belt motor cannot rotate as specified possibly le...

Page 238: ...or less or before the registra tion sensor PI2 turns on When the 1st original is picked up the registra tion sensor PI2 and the delivery sensor PI1 turn on When separation starts the registration sensor PI2 or the delivery sensor PI1 are on When separation starts the registration sensor PI2 does not turn on after 2 sec When pickup starts the registration sensor PI2 does not turn off after feeding ...

Page 239: ...4 V The 24V supply is cut off when the ADF is opened i e when the ADF switch MS1 turns off The 5V supply will continue to keep each sensor powered even when the ADF is opened Figure 8 124 Logic Circuitbreaker CB1 Copier ADF controller PCB Fuse resistor R1 24V 5V J1 3 J1 1 J6 2 J6 1 COM NO Delivery sensor PI1 Belt motor M1 Pickup motor M2 ADF switch MS1 Composite power supply PCB J101 1 J101 3 Regi...

Page 240: ...s otherwise instructed assemble the parts by reversing the steps used to disassemble it 3 Identify the screws by type length diameter and location 4 Use the washers where necessary The screws used to mount the grounding wire and Varis tors come with a washer to ensure electrical continuity 5 As necessary cut the harness band 6 As a rule do not operate the machine with any of its part removed 7 A f...

Page 241: ... Removing the ADF 1 Open the machine s top unit 2 Free the two claws 1 and slide the left cover 2 to detach 3 Remove the screw 3 and free the four claws 4 then the detach the rear cover 5 4 Close the machine s top unit 5 Remove the two screws 6 and remove the fixing plate 7 Figure 8 201 Figure 8 202 Figure 8 203 1 1 2 3 4 5 6 7 ...

Page 242: ...120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 20 Figure 8 204 Figure 8 205 11 11 6 Disconnect the two connectors 8 and remove the screw 9 then remove the cable bush 10 7 Remove the two lockpin 11 and remove the ADF from the copier 8 10 9 8 ...

Page 243: ...AN IMPRIME AU JAPON 8 21 B External Covers Remove the covers as follows when cleaning checking or repairing the inside of the machine 1 Remove the ADF from the copier See A Removing the ADF 2 Remove the feeding roller 1 from the bushing 2 1 Upper cover 2 Lower cover Figure 8 206 Figure 8 207 1 2 1 2 1 2 ...

Page 244: ... 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 22 3 Remove the six screws 3 and separate the lower cover 4 from the upper cover 5 4 Disconnect the connector 6 and remove the lower cover 4 Figure 8 208 Figure 8 209 3 4 5 3 3 4 6 ...

Page 245: ...UG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 23 C Drive System 1 Drive Unit 1 Remove the lower cover See B External Covers 2 Remove the screw 1 and the bushing 2 then remove the pickup roller cover 3 3 Remove the E ring 4 and remove the bearing 5 Figure 8 210 Figure 8 211 1 2 3 4 5 ...

Page 246: ...APAN IMPRIME AU JAPON 8 24 4 Remove the timing belt 6 and remove the feeding belt roller 7 by shifting it in the direction of the arrow 5 Remove the five screws 9 and remove the right hinge unit 8 6 Remove the stop ring 10 resin and the bushing 11 Figure 8 212 Figure 8 213 Figure 8 214 6 7 9 9 9 10 11 ...

Page 247: ...T 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 25 7 Disconnect the two connectors 12 and remove the five screws 13 then remove the drive unit 14 Figure 8 215 12 13 14 13 ...

Page 248: ... AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 26 D Feeding System 1 Pickup Roller 1 Remove the drive unit 1 See C 1 Drive Unit 2 Remove the E ring 2 and remove the shaft 3 then detach the pickup roller 1 4 3 Remove the stop ring 5 Figure 8 216 Figure 8 217 Figure 8 218 1 5 2 3 4 ...

Page 249: ... INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 27 4 Remove the two straight pins 6 and re move the pickup roller 2 8 while moving the cover 7 in the direction of the arrow Figure 8 219 6 6 7 8 ...

Page 250: ... AU JAPON 8 28 2 Registration Roller 1 Remove the lower cover See B External Covers 2 Remove the link arm 1 from the registra tion roller shaft 2 by turning the link arm 3 While pushing the bushing 3 in the di rection of the arrow pull out the registra tion roller shaft 2 slowly Figure 8 220 Figure 8 221 1 2 2 3 ...

Page 251: ... JAPON 8 29 3 Feeding Belt 1 Remove the lower cover See B External Covers 2 Remove the two tension springs 1 3 Remove the E ring 2 and remove the bearing 3 4 Remove the timing belt 4 and remove the feeding belt drive roller 5 by moving it in the direction of the arrow Figure 8 222 Figure 8 223 Figure 8 224 1 2 3 4 5 ...

Page 252: ...NTED IN JAPAN IMPRIME AU JAPON 8 30 5 Remove the two equalizer spring 6 and the two feeding belt rolls 7 6 Remove the two screws 9 and remove the delivery sensor unit 8 7 Remove the stop ring 10 made of resin then remove the bushing 11 Figure 8 225 Figure 8 226 Figure 8 227 6 7 6 7 8 9 10 11 ...

Page 253: ... 12 and remove the grounding wire 13 then remove the de livery roller unit 14 by moving it in the direction of the arrow 9 Remove the screw 15 and remove the static eliminating brush 16 10 Remove the two E rings 17 then re move the timing belt 18 gear 19 and two bushings 20 Figure 8 228 Figure 8 229 Figure 8 230 12 13 14 15 16 17 18 19 20 20 17 ...

Page 254: ...ANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 8 32 11 Pull out the actuator 21 in the direction of the arrow then remove the feeding belt link roller 22 and remove the feeding belt 23 Figure 8 231 21 22 23 ...

Page 255: ...move the two screws 2 then remove the ADF controller PCB 3 2 Original Placement Sensor and Registration Paper Sensor Pay attention to the colors of the cables and connectors when connecting the connec tors of the original placement sensor and the registration paper sensor Table 8 201 Figure 8 232 Figure 8 233 1 2 3 2 1 Original placement sensor Registration paper sensor Sensor Original placement s...

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Page 257: ... 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 9 INSTALLATION I SELECTING THE SITE 9 1 II UNPACKING AND INSTALLATION 9 2 A Unpacking and Installation 9 2 B Placing Copy Paper 9 18 III MOVING THE MACHINE 9 21 ...

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Page 259: ...d an area near water faucets water boilers humidifiers and refrigera tors Avoid areas near sources of fire The site must not be subject to ammonium gas or direct rays of the sun As necessary provide curtains The site must be well ventilated The level of ozone generated by the machine should not affect the health of people around it Some however may find the odor to be rather unpleasant and ventila...

Page 260: ...ting to install it A Unpacking and Installation 1 Setting up the Machine Take out the machine and the attachments from the shipping box and check to make sure that none is missing 1 Cassette Copy tray Power cord ADF auxiliary tray ADF type only User s Manual Manual feed tray for some areas only Language label for cassette included with universal cassette Language label for ADF ADF type only Label ...

Page 261: ...ght side of the machine 4 Shipping attachment 2 You will be storing the shipping attachment 2 inside the machine in step 10 Take out the protective member from the manual feed tray 5 Protective member Attach the manual feed tray that comes with the machine Manual feed tray Caution This step applies only if the manual feed tray is attached Caution This applies only if the manual feed tray comes pac...

Page 262: ...members then close the ADF ADF type only Protective members ADF Pull the open close lever found on the left of the machine to open the machine s top unit then remove the two protective members 7 Machine s top unit Protective members Open close lever Caution If the protective sheet is not fond on the ma chine go to the next step Caution If the protective member is not found on the machine go to the...

Page 263: ... the fixing member from the bottom of the top unit and detach it 8 Fixing member Remove the sheet from the bottom of the ma chine by pulling it in the direction of the ar row 9 Sheet Store the shipping attachments 1 and 2 re moved in steps 3 and 4 in the machine s bot tom unit 10 Shipping attachments Caution If the sheet is not found on the machine go to the next step ...

Page 264: ...locking lever counterclockwise 1 Turn the drum unit releasing lever counter clockwise Remove the drum unit 3 2 Installing the Drum unit Developing assembly locking lever Drum unit releasing lever 2 Drum unit Place the drum unit on a flat surface and re move the two protective members 4 Surface of the drum Protective members Note Do not touch the surface of the drum when handling the drum unit ...

Page 265: ... drum unit until it butts against the rear end 6 Label Drum unit Drum unit Turn the drum unit releasing lever clockwise to secure the drum unit in place 7 Drum unit releasing lever Enter the date of installation of the drum unit and the counter reading on the label attached to the drum unit 8 Label Drum unit Note You will need these settings in steps 4 and 6 of Adjusting the Machine Note When moun...

Page 266: ...rks Step Turn the developing assembly locking lever clockwise 9 Developing assembly locking lever Note If the drum unit releasing lever was not turned clockwise in step 7 you would not be able to turn the developing assembly locking lever clockwise Further you would not be able to close the machine s top unit unless you turned the locking lever clockwise ...

Page 267: ... work with care Moreover be sure to insert the toner car tridge until it butts against the rear end 3 Peel off the sealing tape of the toner cartridge Press down on the toner cartridge and while doing so pick and pull the orange tab toward the front straight out 4 3 Installing the Toner Cartridge Toner cartridge Toner cartridge Shake to left and right Toner cartridge Insert Sealing tape Pull out C...

Page 268: ...it by pressing down firmly on the marked 6 Toner cartridge Machine s top unit Note Be sure to turn the toner cartridge until it locks into place If it is not locked you will not be able to close the top unit If you cannot turn the grip of the toner car tridge check to find out if the toner car tridge has been inserted fully to the rear end Note If the toner cartridge has not been inserted to the r...

Page 269: ...iginal tray 1 While bending the ADF auxiliary tray in the direction of arrows in the figure insert it into the holes on the edge of the original tray 2 4 Attaching the ADF Auxiliary Tray ADF type only Holes Auxiliary tray Original tray Auxiliary tray Slide in and out the auxiliary tray several times to make sure that it moves smoothly 3 Close the original tray 4 Original tray ...

Page 270: ...F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 9 12 Work Checks and remarks Step All notations on the label attached to the ADF is in English If a non English language is needed select the appropriate label from among those that come with the machine and stick it 5 Label Label ...

Page 271: ...Power Cord Turn on the power switch The display will indicate 1 3 Power supply unit Power cord Power plug Power switch Note Do not connect the power plug and turn on the power before completing Setting Up the Ma chine and Installing the Drum Unit to avoid damage to the machine Caution This machine is designed for use with a power source matching the power requirements shown on the marking label at...

Page 272: ...re so that the display will indicate U1 1 Enter Installation drum unit replacement mode U7 Press down the key several times until the display indicates U7 If you have inadvertently moved past the mode press the key to move back 2 6 Adjusting the Machine Press the Copy Start key The display will indicate 71 to indicate that PRIMARY adjustment mode has started 3 Adjust PRIMARY Using the or keys ente...

Page 273: ...e Copy Start key The display will indicate 72 to indicate that IP_OFST adjustment mode has started 5 Adjust IP_OFST Using the or keys enter the setting of IP_OFST you recorded in step 5 of 2 In stalling the Drum Unit During adjustment the display will indi cate 6 Press the Copy Start key The display will indicate 73 7 Press the Copy Start key The display will indicate 74 8 ...

Page 274: ...grooves over the three protrusions on the machine s left side 1 7 Installing the Copy Tray Copy tray Work Checks and remarks Step Press the Copy Start key The machine will start to stir the toner and start auto adjustment The display will indi cate 1 when the machine finishes installa tion drum unit replacement mode Stirring of toner and auto adjustment take about 1 minute Make use of this period ...

Page 275: ...the Test Sheet on the copyboard glass and check copying operation 1 Clean the machine s exterior and the area around it 2 Make sure there is no abnormal noise Make sure that as many copies as specified are made normally Work Checks and remarks Step Open the machine s top unit then select the appropriate label from among those that come with the machine and stick it 1 8 Sticking the Label Label ...

Page 276: ...guide plate Shift down and pull off Turn the fixing lever front rear of the side paper guide plate as shown and unlock the side paper guide plate 3 Fixing lever rear Fixing lever front Slide the side paper guide plate to suit the width of the copy paper to be used then turn the fixing lever as shown to lock the side pa per guide plate in place 4 Side paper guide plate rear Side paper guide plate f...

Page 277: ...N 9 19 Work Checks and remarks Step Place copy paper in the cassette and set the cassette into the machine 5 All text on the label attached to the cassette is English If you need to replace it with a non English label select the appropriate one from among those packaged with the machine and attach it 6 Language label for cassette ...

Page 278: ...500 Sheet Cassette Take out the cassette from the machine and remove the protective member 1 Slide the rear end paper guide plate as shown to match the size of the paper to be used 2 Rear end guide plate Place copy paper in the cassette then set the cassette in the machine 3 500 sheet cassette 250 sheet cassette Caution This step applies to the 500 sheet cassette LTR LGL only ...

Page 279: ...with out placing any paper on the manual feed tray 2 The count ratio indicator will indicate Turn off the power switch and disconnect the power plug from the outlet 3 Pull the open close lever found on the left of the machine and open the machine s top unit 4 Take out the shipping attachments 1 and 2 stored in the machine s bottom unit 5 1 2 Detach the copy tray 6 Press down on the marking on the ...

Page 280: ...Place A4 LGL copy paper on the copyboard glass and close the copyboard cover then tape it in place Copyboard type only 10 Raise the ADF Then place two parts used as packaging so that they fit closely around both sides and the front of the ADF as shown in the diagram and secure them with tape ADF type only Gently lower the ADF and secure the main unit by taping in eight places as shown in the diagr...

Page 281: ... INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 10 MAINTENANCE AND SERVICING I PERIODICALLY REPLACED PARTS 10 1 II DURABLES AND CONSUMABLES 10 1 III SCHEDULED SERVICING 10 1 ...

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Page 283: ...APAN IMPRIME AU JAPON 10 1 I PERIODICALLY REPLACED PARTS The machine does not have parts which must be replaced on a periodical basis II DURABLES AND CONSUMABLES The machine does not have items designated as durables or consumables III SCHEDULED SERVICING The machine does not have any parts which require scheduled servicing ...

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Page 285: ...56 C Troubleshooting Image Faults 11 57 IV TROUBLESHOOTING MALFUNCTIONS 11 65 A Troubleshooting Malfunctions 11 65 V TROUBLESHOOTING FEEDING PROBLEMS 11 77 A Copy Paper Jam 11 77 B Faulty Feeding 11 80 VI ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 11 81 A Sensors and Solenoids 11 81 B Switches 11 82 C Lamp Heater Motor Etc 11 83 D PCBs 11 84 E ADF 11 85 F Variable Resistors VR and Check Pins by...

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Page 287: ...door and delivery cover closed fully Is the rated voltage found at the power outlet Is the rated voltage present between J1 1 and 2 J1 is found near the power cord mount Action Connect the plug Close the door or the cover Inform the user that Go to step 6 Rest omitted To find out the cause possible fault of a specific problem see the Cause column If the problem is AC power is absent you may suspec...

Page 288: ...ndicates the terminal to which you are expected to connect the positive probe of the meter and the negative probe example J109 1 Connect the positive probe J109 2 Connect the negative probe Is the power plug connected to the power outlet Are the front door and the delivery cover closed firmly Is the rated voltage present at the power source Connect the plug Close the door or the cover Advise the u...

Page 289: ...resence absence of difference between front and rear Note 1 3 Density of gray scale No 1 good or bad Note 1 4 Fogging of background Note 1 NO YES Scanning system pickup feeding system delivery assembly Check the following 1 Drum unit 2 Scanning lamp 3 AE sensor PCB 4 DC controller PCB 5 Composite power supply PCB See the appropriate troubleshooting procedure Is the optimum density obtained by inte...

Page 290: ... Cleaning Cleaning Do not use solvent in principle do not touch or clean Never expose to light Cleaning do not use water or solvent Do not touch and take care not to soil with solvent and oil Electrical unit Part Tools sovents Work remarks Multifeeder pickup roller Moist cloth well wrung or alcohol Cleaning Multifeeder assembly Part Tools sovents Work remarks Cassette pickup roller Moist cloth wel...

Page 291: ...Making Adjustments 1 Select 31 in service mode The display will indicate 31 2 Press the Copy Start key The existing setting will flash 3 Change the setting by the key The setting may be between 0 and 99 For each 1 the non image width will change by 0 24 mm 4 Press the AE key The setting will stop flashing and will remain on indicating that it has been stored in memory 5 As necessary press the Clea...

Page 292: ...ervice mode The display will indicate 30 2 Press the Copy Start key The existing setting will flash 3 Change the setting using the key The setting may be between 0 and 99 The setting will change by 0 24 mm in terms of margin for each 1 4 Press the AE key The setting will stop flashing and will remain on indicating it has been stored in memory 5 As necessary press the Clear Stop key once to return ...

Page 293: ...e No 1 mirror mount Reference 1 As more and more copies are made the cable tends to become slack requiring adjustment 2 If the optical length between the No 1 mirror and the No 2 mirror is not correct the horizontal reproduction ratio will be wrong causing poor sharpness or blurred images 1 Fit the mirror positioning tool FY9 3009 as shown Figure 11 203 2 Remove the copyboard glass See Chapter 7 I...

Page 294: ... 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 8 4 Turn the cable drive pulley 3 so that the three shafts 2 of the mirror positioning tool for the front and the rear may be arranged as shown Figure 11 205 rear Figure 11 206 front 3 2 2 2 2 ...

Page 295: ...NC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 9 5 While keeping the condition of 4 tighten the positioning screw at the rear and the front of the No 1 mirror mount 1 Figure 11 207 rear Figure 11 208 front 1 1 ...

Page 296: ... faults or the like can occur If a fault is suspected check the force of the spring using a spring gauge CK 0054 and replace the spring if it is not as indicated Standard 970 150 g Making Measurements Push the spring gauge against the middle of the spring as shown and check to make sure that the reading of the spring gauge is 970 150 g when the holding plate is 18 mm away from the bottom of the ca...

Page 297: ... COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 11 e 1 Routing the Scanner Drive Cable Figure 11 210 Wind 1 5 times black cable Wind 7 5 times silver colored cable ...

Page 298: ...ing the Work Prepare the following Mirror positioning tool FY9 3009 Cable clip FY9 3017 Adhesive tape 1 Set the mirror positioning tool as shown Figure 11 211 2 Prepare about five strips of adhesive tape each one about 20 x 50 mm 3 Remove the copyboard glass See Chapter 7 III C 1 Removing the Copyboard Glass 4 Disconnect the connectors J101 J131 1 from the DC controller PCB Figure 11 212 1 ...

Page 299: ...EV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 13 5 If the machine is equipped with an ADF free the hook 2 and disconnect the two relay con nectors 3 from the left upper stay 4 Figure 11 213 6 Remove the three screws 5 and detach the left upper stay 4 Figure 11 214 2 2 2 2 3 3 4 5 4 5 ...

Page 300: ... 11 TROUBLESHOOTING COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 14 7 Remove the four screws 7 and detach the lens cover 8 Figure 11 215 7 7 8 ...

Page 301: ... JAPAN IMPRIME AU JAPON 11 15 2 Routing the Reversing Cable 1 Wind the reversing cables silver colored 2 on the cable drive pulley 1 7 5 times with the longer of the two on top then secure it in position with a cable clip 3 Figure 11 216 Figure 11 217 2 Shorter end Longer end 1 Face with a marking 1 3 Top view 3 ...

Page 302: ...NTED IN JAPAN IMPRIME AU JAPON 11 16 2 Put the cable drive pulley 1 into the shaft 4 and secure it in position with an E ring 5 When putting the cable drive pulley into the shaft be sure that the hook is at the front Figure 11 218 3 Hook the shorter end 6 on the pulley 7 Figure 11 219 5 Hook front 1 4 7 6 ...

Page 303: ...or mount 8 and the No 2 3 mirror mount 9 then hook it on the left rear pulley 10 and the pulley 11 of the No 2 3 mirror mount Figure 11 220 5 After fitting the shorter end 6 on the cable hook 12 secure its end with adhesive tape 13 Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches Figure 11 221 10 11 6 8 9 6 12 13 ...

Page 304: ...8 6 Lead the longer end 14 along the cable drive pulley and hook it on the pulley 15 on the right front side Figure 11 222 7 Lead the longer end 14 under the No 1 mirror mount 8 and the No 2 3 mirror mount 9 then hook it on the pulley 16 on the left front side and the pulley 17 of the No 2 3 mirror mount Figure 11 223 14 15 1 8 17 9 16 14 ...

Page 305: ... 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 19 8 Hook the longer cable 14 on the cable hook 18 then secure its end to the left side with adhesive tape 19 Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches Figure 11 224 18 19 14 ...

Page 306: ...ding Cable 1 Fit the longer end forwarding cable black 2 on the top hook of the cable drive pulley 1 and wind it 1 5 times Then secure the shorter end 3 as shown with adhesive tape 4 Figure 11 225 2 Lead the longer end 5 along the cable drive pulley 1 as shown and hook it on the pulley 6 on the right front side Figure 11 226 4 3 2 1 Face without a marking 5 6 1 ...

Page 307: ...APAN IMPRIME AU JAPON 11 21 3 Lead the longer end 5 under the No 1 mirror mount 7 then hook it on the pulley 8 of the No 2 3 mirror mount and lead it between the No 1 mirror mount 7 and the scanning lamp 9 Figure 11 227 4 Hook the end of the longer end 5 on the hole 10 on the right side Figure 11 228 5 7 8 9 5 10 ...

Page 308: ...ME AU JAPON 11 22 5 Free the shorter end 3 and hook it on the pulley 11 on the right rear side Figure 11 229 6 Lead the shorter end 3 under the No 1 mirror mount 7 and hook it on the pulley 12 of the No 2 3 mirror mount as shown then lead it between the No 1 mirror mount 7 and the scanning lamp 9 Figure 11 230 11 3 7 9 3 12 ...

Page 309: ... REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 23 7 Hook the end of the shorter end 3 on the hole 13 on the right side Figure 11 231 8 Free the shorter end 3 and the longer end 5 reversing cable and connect both with a spring 14 then fit the stopper 15 Figure 11 232 3 13 14 3 15 5 ...

Page 310: ...11 TROUBLESHOOTING COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 24 9 Detach the pulley clip 16 from the cable drive pulley 1 Figure 11 233 1 16 ...

Page 311: ...2 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 25 4 Positioning the No 1 Mirror Mount 1 Fix the rear and the front of the No 1 mirror mount 1 temporarily to the metal fixing 2 of the forwarding cable Figure 11 234 rear Figure 11 235 front 1 2 1 2 ...

Page 312: ...NON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 26 2 Turn the cable drive pulley 4 so that the three shafts 3 of the mirror positioning tool for rear and front is as shown Figure 11 236 rear Figure 11 237 front 4 3 3 3 3 ...

Page 313: ...C CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 27 3 While keeping the condition of step 2 tighten the positioning screw on the rear and front of the No 1 mirror mount 1 Figure 11 238 rear Figure 11 239 front 1 1 ...

Page 314: ...ting the scanning lamp be sure that its logo mark manufacturer s name is toward the front Further be sure that the protrusion near its middle is as shown Logo mark Scanning lamp 45 approx mirror mount moving in reverse front Caution If you have replaced the scanning lamp you must adjust the intensity of the lamp p 11 44 and perform AE adjustment Do not touch the lamp when handling it Figure 11 240...

Page 315: ...1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 29 g Points to Note When Mounting the Fuse When mounting the thermal fuse of the No 1 mirror mount be sure that the fuse is oriented as shown Make sure that the fuse is in contact with the reflecting plate front Thermal fuse Reflecting plate Figure 11 241 ...

Page 316: ...llowing order 1 Correcting original skew 2 Adjusting the rear front original stop position 3 Adjusting the original leading edge stop position 2 Correcting Original Skew 1 Obtain a sheet of A4 or LTR white copy paper and draw two lines as indicated The sheet will be used as a test sheet Figure 11 242 2 Turn on the machine and place the test sheet prepared in step 1 on the original tray Figure 11 2...

Page 317: ...erence between L1 and L2 on the copy is 1 8 mm standard or less Figure 11 244 5 If the difference is not as specified turn the adjusting screw found to the side of the left hinge unit to make adjustments Figure 11 245 Relationship between Adjusting Screw and L1 L2 Table 11 203 Direction of turn Clockwise Counterclockwise Relationship between L1 and L2 L1 L2 L1 L2 Copy image L1 L2 280mm L1 L2 0 1 8...

Page 318: ...riginal Stop Position You must first correct original skew before adjusting the rear front original stop position 1 Obtain a sheet of A4 or LTR white copy paper and draw two lines as indicated The sheet will be used as a test sheet Figure 11 246 2 Remove the original tray cover from below the original tray Figure 11 247 10mm 10mm A4 LTR copy papper Original tray cover ...

Page 319: ... JAPAN IMPRIME AU JAPON 11 33 3 Turn on the machine and place the test sheet prepared in step 1 on the original tray Figure 11 248 4 Press the Copy Start key to make a copy 5 Check to make sure that the distance L3 on the copy image indicated is 10 2 5 mm standard or less Figure 11 249 Copy image L3 L3 10 2 5mm ...

Page 320: ...JAPON 11 34 6 If the distance is not as specified loosen the pinion gear positioning screw under the original tray and adjust the position of the pinion gear Figure 11 250 Relationship between Pinion Gear Position and L3 Table 11 204 Direction of pinion gear A B L3 Increases Decreases Pinion gear positioning screw Pinion gear A B ...

Page 321: ...u must first correct original skew and adjust the rear front original stop position before adjusting the original leading edge stop position 1 Obtain a sheet of A4 or LTR white copy paper and draw two lines as indicated The sheet will be used as a test sheet Figure 11 251 2 Remove the screw and remove the ADF controller cover Figure 11 252 10mm 10mm A4 LTR copy papper ADF controller cover Screw ...

Page 322: ...APAN IMPRIME AU JAPON 11 36 3 Turn on the machine and place the test sheet prepared in step 1 on the original tray Figure 11 253 4 Press the Copy Start key to make a copy 5 Check to make sure that the distance L4 on the copy image indicated is 10 2 0 2 5 mm standard or less Figure 11 254 Copy image L4 L4 10 2 0mm ...

Page 323: ...bit 1 of the DIP switch SW1 on the ADF controller PCB to ON and place an A4 or LTR white copy paper on the original tray Figure 11 255 7 Press the push switch PSW on the ADF controller PCB The copy paper will be picked up from the original tray and stopped on the copyboard glass Figure 11 256 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 ON 1 2 SW1 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 PSW ...

Page 324: ... rotary switch by a single notch changes the original stop position by about 0 3 mm Press the push switch PSW after deciding on a position to discharge the copy paper and store the optimum value Figure 11 257 Relationship between Rotary Switch Direction and Original Position Table 11 205 Position shift of original Toward leading edge Toward trailing edge Direction of rotary switch Clockwise Counte...

Page 325: ...the leading edge by 3 mm 1 Place a sheet of A4 or LTR white copy paper on the original tray 2 Shift bit 1 of the DIP switch SW1 on the ADF controller PCB to ON then push the push switch PSW to pick up the copy paper Figure 11 258 3 Turn the rotary switch SW2 on the ADF controller PCB clockwise by 10 notches Figure 11 259 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 ON 1 2 SW1 0 F E D C B A 9 7 6 5 4 3 2...

Page 326: ... 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 40 4 Press the push switch PSW on the ADF controller PCB The copy paper on the copyboard will be discharged and the optimum value will be stored Figure 11 260 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 PSW ...

Page 327: ...ng edge margin adjustment REGIST 5 Primary charging output voltage correction PRIMARY 6 APVC measurement current correction IP_OFST 7 Voltage correction for measurement of APVC PW_OFST 8 Current correction for measurement of APVC IP_ADJ 9 Ratio fine adjustment LENS_ADJ 10 Pre exposure lamp output adjustment PREX_LP 1 Primary charging output voltage correction PRIMARY 2 APVC measurement current cor...

Page 328: ... middle 3 Place the Test Sheet on the copyboard 4 Select 38 in service mode The display will indicate 38 5 Press the Copy Start key The existing setting will flash Making Adjustments If you have replaced the DC controller PCB or the composite power supply PCB 1 Select 38 in service mode The display will indicate 38 2 Press the Copy Start key The existing setting will flash 3 Enter the value record...

Page 329: ...No 9 is barely visible by way of adjusting the intensity of the scanning lamp The setting may be between 0 and 99 For each 1 the lamp supply voltage will change about 0 15 V for 120V model or about 0 30 V for 220 240V model A higher setting will decrease the intensity of the lamp thereby making copies darker A lower setting will increase the intensity of the lamp thereby making copies lighter ...

Page 330: ...h is more or less even in density Avoid ones with photos or large text characters Obtain five sheets of white sheets of paper Make sure that the intensity of the scanning lamp has been adjusted when you have replaced the scanning lamp Set the density correction dial VR107 to the middle setting 1 Select 40 in service mode The display will indicate 40 2 Press the Copy Start key The scanner will move...

Page 331: ...opy paper on the copyboard glass in its place then close the copyboard cover 7 Turn VR103 on the DC controller PCB so that the reading on the control panel is 52 through 5c AE GAIN VR102 J131 J101 J130 VR102 AE REF J107 J103 J104 AE GAIN VR103 J131 J101 J130 VR102 AE REF J107 J103 J104 Figure 11 264 8 Repeat steps 4 through 7 so that the values of both VR102 and VR103 are target values Caution If ...

Page 332: ...D IN JAPAN IMPRIME AU JAPON 11 46 9 Make a copy and check to make sure that the density of characters is adequate If the copy is foggy or its characters are too light go back to step 1 and start over If there is no change after adjustment for a second time use the density correction dial VR107 Figure 11 265 ...

Page 333: ...e AE key to store the new value If you have replaced the drum unit execute Installation drum unit replacement mode U7 in the user mode See Chapter 9 II A 6 Adjusting the Machine 5 APVC Measurement Current Correction IP_OFST Perform this adjustment whenever you have replaced any of the following DC controller PCB Drum unit Making Adjustments If you have replaced the DC controller PCB 1 Select 33 in...

Page 334: ...ter the value of PW_OFST recorded on the service label using the key 4 Press the AE key to store the new value 5 Execute U7 in user mode installation drum replacement mode If you have replaced the composite power supply PCB 1 Select 34 in service mode The display will indicate 34 2 Press the Copy Start key The existing setting will flash 3 Enter the value of PW_OFST indicated on the new composite ...

Page 335: ...play will indicate 35 2 Press the Copy Start key The existing setting will flash 3 Enter the value of IP_ADJ recorded on the service label using the key 4 Press the AE key to store the new setting If you have replaced the composite power supply PCB 1 Select 35 in service mode The display will indicate 35 2 Press the Copy Start key The existing setting will flash 3 Enter the value of IP_ADJ indicat...

Page 336: ... adjustment whenever you have replaced any of the following DC controller PCB Pre exposure lamp Making Adjustments If you have replaced the DC controller PCB 1 Select 37 in service mode The display will indicate 37 2 Press the Copy Start key The existing setting will flash 3 Enter the value of PREX_LP recorded on the service label using the key 4 Press the AE key to store the new value 5 Execute U...

Page 337: ...unt by hand During standby move the detecting lever by hand During standby move the detecting lever by hand When the light block ing plate is at PS1 When the light block ing plate is not at PS1 When the light block ing plate is at PS2 When the light block ing plate is not at PS2 When the light block ing plate is at PS4 When the light block ing plate is not at PS4 When the light block ing plate is ...

Page 338: ... the problem in question is caused by the machine or the originals a The copy density adjusting lever is often best if set to the middle index b Originals with a red tint tend to produce copies with poor contrast e g red sheets c Originals which are diazo copies or with transparency tend to produce copies which can be mistaken for foggy copies Originals prepared in pencil tend to produce copies wi...

Page 339: ... images b The drum is likely to be cold high OPC electrical resistance not enabling good contrast c Condensation in the pickup feeding assembly tends to cause feeding faults d Condensation on the lower roller of the manual feed assembly will reduce friction causing pickup faults If condensation is noted dry wipe the parts in question The cartridge can develop condensation if it is opened immediate...

Page 342: ...N B Sample Image Faults NOTE The samples are created intentionally The NA 3 Test Sheet was copied in the direct mode in A3 and printed with a reduction of about 19 actual images may be somewhat different Copies made with the copyboard lifted faults may also appear on normally made copies Strips may vary in width ...

Page 343: ...e before transfer more or less normal Be sure to make a check in a short time to protect the drum from light Is the transfer charging roller normal Try fresh copy paper Is the problem corrected Measure the electrical resistance on the transfer lower guide plate and the side plate metal of the fixing assembly Is it 0Ω Replace the drum unit Is the problem corrected Action End Go to step 6 1 Mount th...

Page 344: ...n ning lamp 1 Mount the transfer charging roller correctly 2 Replace the transfer charging roller correctly 6 The copy is foggy entire face YES NO NO YES NO YES Cause Scanner Grounding spring Scanning lamp Devel oping bias Step 1 2 3 Checks Is the density correction dial VR107 or the density adjusting lever set to the middle setting Clean the scanning lamp reflecting plate lens and mirror Is the p...

Page 345: ...lean the static eliminator Is the problem corrected Is there foreign matter or scratches in the transfer charging roller assembly Action Check the fixing assembly Advise the user that the toner cartridge is running out of the toner End Remove the foreign matter or replace the transfer charging roller Replace the drum unit 7 The copy is foggy vertically 8 The copy has black lines vertical fuzzy thi...

Page 346: ...istor 4 Check the develop ing assembly for leakage of toner Clean the feeding assembly Clean the pickup guide assembly and the delivery roller 12 The copy has white spots horizontal YES NO YES YES YES NO Cause Copy paper Scanner rail Scanning lamp Devel oping bias Step 1 2 3 Checks Is the paper of a recommended type Try paper fresh out of package Is the problem corrected Is the problem noted at th...

Page 347: ... recommended type Is the problem vertical and in addi tion in the form of lines Does the heater turn on when the Copy Start key is pressed Action Try a recommended type If the results are good ask the user to use a recommended type Check the fixing film and the fixing lower roller for scratches If there are scratches replace them See The fixing heater fails to turn on The control tempera ture of t...

Page 348: ...SL2 operate normally Is the paper of a recommended type Action Check the pickup roller pickup clutch and cassette Or replace them Replace the sensor or check the light blocking plate End 1 Check the solenoid SL2 2 Check the DC control PCB Try a recommended type If the results are good ask the user to use a recommended type Check the registration clutch 18 The copy has a blurred image YES NO YES YE...

Page 349: ...upply PCB Check the scanning system Check the feeding system 20 The copy has poor sharpness out of focus YES NO YES YES NO NO YES NO Cause Original Lens Mirror position Scanner Drum unit Step 1 2 3 4 5 Checks Is the image also too light Is the original off the copyboard glass Turn off and then on the power switch Does the lens move smoothly Is the horizontal ratio in Direct within specification Cl...

Page 350: ...e normally Is the primary charging terminal on the front left of the drum unit in firm contact with the high voltage terminal at the machine s bottom Action Replace the toner cartridge Remove the opening seal Check the drum drive assembly Check the high voltage transformer composite power supply PCB 1 Check the contacts for electrical conti nuity 2 Replace the drum unit 22 The copy is solid black ...

Page 351: ...mposite power supply PCB Is the problem corrected Action Correct the connection of J102 on the DC controller PCB and the wiring to the ther mistor TH1 Check the wiring from the composite power supply PCB to the fixing heater if normal replace the fixing assembly upper unit End End Replace the DC controller PCB 2 E001 YES NO NO YES YES NO Cause Thermistor TH1 Thermistor Composite power supply PCB D...

Page 352: ...er supply PCB to the fixing heater if normal replace the fixing upper unit End End Replace the DC controller PCB 4 E010 YES NO NO NO NO YES NO Cause Wiring 1 Wiring 2 DC power supply Main motor M1 DC control ler PCB Step 1 2 3 4 Checks Are the connection of J205 on the composite power supply PCB and the wiring to the main motor M1 nor mal Is the wiring from J203 and J202 on the composite power sup...

Page 353: ... Replace the drum unit Is the problem corrected Does the high voltage cable have scratches or tears Replace the composite power supply PCB Is the problem corrected Action Check the wiring between the DC controller PCB and the composite power supply PCB Check the wiring between the composite power supply PCB and the high voltage contact PCB Correct the high voltage contacts of the machine s top and...

Page 354: ...oblem corrected Action See The scanning lamp fails to turn on End Replace the DC controller PCB 10 E240 YES NO NO YES NO Cause Wiring Composite power supply PCB DC control ler PCB Step 1 2 Checks Is the wiring from J203 and J204 on the composite power supply PCB and J103 and J104 respectively on the DC controller PCB normal Replace the composite power supply PCB Is the problem corrected Action Cor...

Page 355: ...wiring between the copier s DC controller PCB and the ADF controller PCB Replace the ADF controller PCB End Replace the copier s DC controller PCB 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 13 E803 YES NO YES YES NO Cause Malfunction DC control ler PCB Composite power supply PCB Step 1 2 Checks Turn off and then on the power switch Is the problem corrected Replace the DC controller PCB Is the problem ...

Page 356: ...1 and J201 2 Is there electrical continuity between J111 15 on the DC controller PCB and J301 15 on the control panel PCB Is there electrical continuity between J204 1 on the composite power supply PCB and J104 7 on the DC controller PCB Replace the control panel PCB Is the problem corrected Action Connect the power plug Close the machine s top unit Inform the user that the problem is not the mach...

Page 357: ...iscon nect J202 and J205 from the composite power supply PCB Set the meter range to 30 VDC and turn on the power switch Is the voltage between the following termi nals normal Table 11 401 Is the fuse FU102 on the composite power supply PCB blown 120V model 125 V 5 V 220 240V model 250 V 2 5 A Action See AC power fails to turn on See E000 E001 E002 or E003 Remove the cause of the problem and replac...

Page 358: ...ace the solenoid in question Replace the DC controller PCB Multifeeder pickup solenoid SL4 Pickup clutch solenoid SL1 J109 8 J109 4 J109 7 J109 3 16 Pickup fails cassette YES NO NO NO NO NO NO YES Cause Main motor M1 Cassette Paper in cassette Pickup clutch solenoid SL1 Cassette pickup solenoid SL5 Cassette spring DC control ler PCB Step 1 2 3 4 5 Checks Does the main motor M1 rotate when the Copy...

Page 359: ...power fails to turn on Check the wiring from J108 on the DC controller PCB to Q751 if normal replace Q751 End Replace the DC controller PCB 19 The registration roller fails to rotate YES NO NO NO NO YES NO Cause Main motor M1 Pre registra tion roller paper sensor Q751 Registration roller spring clutch Registration clutch solenoid SL2 DC control ler PCB Step 1 2 3 4 Checks Does the main motor M1 st...

Page 360: ...1 kΩ and connect the meter probes to both terminals of the fuse FU1 Does the index of the meter swing Disconnect the connector J910 from th ecomposite power supply PCB and set the tester range to 1kΩ Does the tester index swing when the probes are connected to J910 1 and J910 3 on the lamp side Replace the DC controller PCB Is the problem corrected Action Mount the scanning lamp correctly Replace ...

Page 361: ...t J202 2 and 1 on the composite power supply PCB Is the meter reading about 24 V Replace the scanner lens drive motor M2 Is the problem corrected Action Check the wiring from J109 on the DC controller PCB to SL3 if normal replace SL3 Check the lens cable pulley and rail as necessary clean the cable and adjust its tension See DC power fails to turn on End Replace the DC controller PCB 24 The fixing...

Page 362: ...nterrupters see p 11 51 Replace the control panel PCB Is the problem corrected Action Set the cassette cor rectly See The DC power fails to turn on Check the wiring from J132 on the DC controller PCB to PS4 if normal replace the PS4 End Replace the DC controller PCB 26 The Jam message fails to turn off YES NO YES NO YES Cause Jam paper Sensor DC control ler PCB Step 1 2 Checks Is the jam paper nea...

Page 363: ...PAN IMPRIME AU JAPON 11 77 V TROUBLESHOOTING FEEDING PROBLEMS A Copy Paper Jam Inside the machine jams tend occur in the following blocks 1 Pickup block 2 Separation feeding block 3 Fixing delivery block The troubleshooting procedures that follow are organized according to the location of a jam Figure 11 501 3 2 1 ...

Page 364: ... set correctly Is the copy paper curled or wavy Try paper recommended by Canon Is the problem corrected Does the pickup roller of the pickup assembly of the selected source cassette manual feeder rotate during a copying run Does the registration roller operate normally Does the vertical path roller paper sensor operate normally Action Go to step 5 Set the cassette cor rectly Replace the copy paper...

Page 365: ...uct the user on the correct method of storing paper Remove the foreign matter Check the belt and the roller Replace the sensor or the lever Clean the static eliminator If dirt is found clean with alcohol if wear or deformation is found replace it 1 Check the spring used to control registration 2 Check the spring clutch of the regis tration assembly 3 Fixing Delivery Assembly YES NO YES YES NO NO N...

Page 366: ...e the force of the spring of the cassette if faulty replace the cassette spring Even out the sheets in the cassette Ask the user to use recommended paper Check the claw for deformation 2 Wrinkles YES NO YES YES YES NO YES Cause Pickup assembly Vertical path roller Registration roller Copy paper Fixing assembly Inlet guide Step 1 2 3 4 Checks Turn off the power while copy paper is moving through th...

Page 367: ...etection Delivery assembly paper detection Vertical path assembly paper detection Waste toner detection Pre registration roller paper detec tion Total copy counter Pickup clutch solenoid Registration clutch solenoid Lens solenoid Multifeeder pickup solenoid Cassette pickup solenoid Primary charging roller cleaning solenoid Symbol Name Photointerrupters Counter Solenoid Notation PS1 PS2 PS3 PS4 PS5...

Page 368: ...OPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 82 B Switches Figure 11 602 Description Door switch Power switch Symbol Name Switch Notation DS1 SW309 Remarks SW309 DS1 ...

Page 369: ...g heater Main motor Scanner lens drive motor Scanner cooling fan Fixing heater temperature detection Scanner temperature detection Lamp overheating detection Fixing heater overheating detection Fixing film varistor Transfer guide varistor Symbol Name Lamp Heater Motor Fan motor Thermistor Thermal fuse Varistor Notation LA1 H1 M1 M2 FM1 TH1 TH2 FU1 FU2 VZ1 VZ2 Remarks M M2 M1 FU1 LA1 FM1 VZ1 H1 VZ2...

Page 370: ...g lamp Makes an electrical connection between the machine top and bottom Provides copying insurrections indications Detects paper in front of the registration roller Detects the density of originals Used for blanking exposure Used for blanking exposure Used for pre exposure Ref 1 2 3 4 5 6 7 8 9 10 Name Noise filter PCB DC controller PCB Composite power supply PCB High voltage contact PCB Control ...

Page 371: ... 85 E ADF Figure 11 605 PS Description Delivery paper detection Resistration roller paper detection Original placement detection ADF open close switch Belt motor Pickup motor Controls sequence of operations Symbol 1 Name Photointerrupter Microswitch Motor ADF controller PCB Notation PI1 PI2 PI3 MS1 M1 M2 Remarks M2 PI3 PI2 M1 PI1 MS1 1 M ...

Page 372: ...s and adjustment to an extremely accuracy Do not touch them in the field J131 J101 J130 J102 J111 J122 J201 J110 J108 J119 J132 J106 J105 J104 J103 J109 J121 VR103 VR102 2 3 1 2 1 1 4 1 1 9 1 7 6 1 1 11 1 2 1 6 1 5 1 2 1 3 1 6 2 6 1 2 1 20 1 9 J107 2 19 5 1 J201 J207 2 1 2 1 2 1 FU102 J910 VR001 J205 1 4 J202 1 6 J213 J212 J209 J302 VR301 VR801 J953 1 3 J954 J951 J203 J204 1 1 9 1 7 2 1 3 VR952 VR...

Page 373: ...YRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON 11 87 3 ADF Controller PCB Figure 11 608 1 10 TP1 1 9 J5 1 8 4 J2 1 J1 CB1 2 1 J6 7 1 J3 FACE PSW SW1 SW2 1 2 ON Soldered side ...

Page 374: ...owing four types Table 11 701 B Using Service Mode 1 Starting Service Mode 1 Open the machine s top unit and remove the two screws 1 then detach the front upper cover 2 Notation 30 40 50 60 Item Adjustment mode Operation inspection mode Machine settings mode Counter mode 1 1 2 Figure 11 701 Caution A flexible cable for the control panel is connected to the front upper cover Disconnect the cable fr...

Page 375: ...n turn on the power switch 3 Short JP103 and JP104 on the DC controller PCB with a screwdriver The display will indicate F Figure 11 702 4 While the display indicates F stop shorting JP103 and JP104 2 Ending Service Mode 1 Press the Clear Stop key 3 Selecting an Item 1 While the display is indicating F press the key to select the item to check or adjust The 10s digit will flash 2 Press the Copy St...

Page 376: ...ciated with E000 E001 E002 or E003 is detected the power will auto matically turn off It will still turn off even when turned on without removing the fault To find out which code turned off the power disconnect J207 from the composite power supply PCB and turn on the power Figure 11 704 shows the label attached behind the front upper cover At the factory each individual machine is adjusted and its...

Page 377: ... setting will delay the copy paper in relation to the image reducing the margin Unit 0 24 mm A higher setting will increase the leading edge non image width Unit 0 24 mm Use it to correct the output voltage determined by APVC If you have replaced the drum unit be sure to enter the value recorded on the label Correct the current value for APVC measurement If you have replaced the drum unit be sure ...

Page 378: ...en lamp will turn on and the reading of the AE sensor will appear in the display The developing assembly is supplied with toner If you have replaced the developing assembly execute this mode so that toner will be supplied from the toner cartridge to the developing assembly In about 10 to 60 sec the operation will stop automatically 1 Press the key to select 42 4 will flash in the 10s digit 2 Press...

Page 379: ...at power on Description The upper limit may be between 1 and 100 Setting 0 to 99 If set to 0 however the upper limit will be 100 Select AE mode or manual mode for density adjustment at power on 0 AE If other than 0 manual mode Notation 60 61 62 Item Counter for the drum unit currently in use Counter for the most recent drum unit Counter for the second most recent drum unit Description Unit 1000 sh...

Page 380: ...ulty The composite power supply PCB is faulty The main motor M1 is fault The DC controller PCB is faulty The counter has an open circuit The temperature detected by the thermistor TH1 does not reach 65 C 1 5 sec after the Copy Start key has been pressed The temperature detected by the thermistor TH1 does not reach 150 C 4 sec after the Copy Start key has been pressed The temperature detected by th...

Page 381: ...s faulty The actual output value of the composite power supply high voltage is different from the setting value twice in succession The scanner home position is not detected within 10 sec after the scanner has turned on The scanner does not leave the home position after it has turned on The lens hoe position is not detected after the lens has moved the maximum travel distance The lens does not lea...

Page 382: ...ing heater otherwise oc curring if the thermistor has an open circuit 2 In the case of E000 E001 E002 E003 or E220 the machine will turn off in 1 5 sec for E000 through E003 and in 2 sec for E220 3 In the case of E000 E001 E002 or E003 perform the following steps 1 Turn off the power switch and short circuit JP103 and JP104 on the DC controller PCB with a screwdriver or the like The count ratio in...

Page 383: ...RAM A 7 E ADF CONTROLLER CIRCUIT DIAGRAM A 15 F COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM A 19 G CONTROL PANEL CIRCUIT DIAGRAM A 29 H AE SENSOR CIRCUIT DIAGRAM A 31 I SENSOR CIRCUIT DIAGRAM A 32 J NOISE FILTER CIRCUIT DIAGRAM A 33 K HIGH VOLTAGE CONTACT CIRCUIT DIAGRAM A 34 L BLANK EXPOSURE front CIRCUIT DIAGRAM A 35 M BLANK EXPOSURE rear CIRCUIT DIAGRAM A 36 N PRE EXPOSURE CIRCUIT DIAGRAM A 37 O SPE...

Page 384: ......

Page 385: ...nner lens drive motor M2 Scanner home position sensor PS1 Lens home position sensor PS2 Pickup clutch solenoid SL1 Cassette pickup solenoid SL5 Vertical path roller paper sensor PS4 Registration clutch solenoid SL2 Pre registration roller paper sensor Q751 Scanning lamp LA1 Pre exposure lamp Primary bias Developing AC bias Fixing heater H1 Scanner cooling fan FM1 Delivery sensor PS3 Developing DC ...

Page 386: ...ition sensor PS2 Lens solenoid SL3 Pickup clutch solenoid SL1 Cassette pickup solenoid SL5 Vertical path roller paper sensor PS4 Scanner cooling fan FM1 Pre registration roller paper sensor Q751 Scanning lamp LA1 Pre exposure lamp Primary bias Copier ADF Registration clutch solenoid SL2 Transfer bias Static eliminator bias Developing AC bias Developing DC bias Fixing heater H1 Delivery sensor PS3 ...

Page 387: ...H ROLLER PAPER DETECTION signal PEXP PRE EXPOSURE LAMP CONTROL signal PR_DC_ON PRIMARY CHARGING DC BIAS ON signal PUSLD PICKUP CLUTCH SOLENOID DRIVE signal PWM_1KHz SCANNING LAMP INTENSITY ADJUSTMENT signal PWOFF POWER SWITCH OFF signal RGSLD REGISTRATION CLUTCH SOLENOID DRIVE signal RLOFF RELAY DRIVE signal RPD PRE REGISTRATION ROLLER PAPER DETECTION signal SB_LP SIDE BLANK EXPOSURE LAMP ON signa...

Page 388: ......

Page 389: ... FT3 DS1 DS1 1 2 FT4 LF1 J502 2 1 T302 J213 J212 J209 BP704 BP702 BP703 BP701 BP706 BP707 BP705 J14 J15 VZ2 J13 SP TR J12 J11 PR DV J205 3 2 1 4 GND 24VU 1 3 2 4 M M1 J901 J2 2 1 J207 1 2 2 1 J434 2 1 J16 J15 H1 J17 FU2 FU1 FT6 FT5 LA1 DEV_BIAS 3 1 2 J954 J952 GND Line filter 220 240 V 120 V SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 KR0 KR1 DSVR HEAT0 HEAT1 Varistor 2 Dev antenna S_IN S_CLK S_OUT AC...

Page 390: ... Y OR W GY V OR GN OR OR 24V COM NO MS1 4 2 1 3 6 5 7 4 2 1 3 5 6 7 J3 4 1 2 3 J5 5 6 7 8 9 1 2 4 3 5 7 6 8 9 4 4 2 1 3 2 1 3 5 5 M1 2 2 M1 1 1 6 5 1 2 3 4 2 4 3 5 1 6 J105 GY GND BL 5V BR V GND BL 5V BR Y GND BL 5V BR 2 3 1 J203 V BR BL PI3 PI2 J202 2 3 1 PI1 J201 2 3 1 V BR BL Color coding BK BLACK BL BLUE BR BROWN GY GRAY GN GREEN OR ORANGE PK PINK R RED SB SKY BLUE V VIOLET W WHITE Y YELLOW AD...

Page 391: ... 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 8 ZER_CRS_LEVEL FAN T_CNT PRCL_SL PREX_LP_ON HEAT_PWM PU_SL SC_I_SEL1 SC_INA SC_INA SC_INB SC_INB S_IN S_OUT 2 1 3 S_CLK REQ TXD 2 1 3 1 2 3 MLT_SL 5V T_CNT_ERR LS_HP_CPU RG_PD_CPU ZER_CRS_EDGE AD 7 0 C187 BAT101 NF101 R304 D197 D196 3 1 2 1 2 R370 R371 R375 R368 DIGIT 4 0 SEG 7 0 KEY 7 0 KEY 7 0 CPS_REQ PR_DC_ON DV_DC_ON DV_AC_ON SB_ON M1_ON RE...

Page 392: ...65 SC_I_SEL3 5V R277 SC_I_SEL1 R117 Q112 SC_I_SEL2 SC_INB SC_INB SC_INA SC_INA R267 Q155 R115 OUTA 1 TdA 2 REFA 3 GA 4 INA 5 INA 6 VSA 7 OUTA 8 RSA 9 RSB 10 OUTB 11 VSB 12 TdB 13 REFB 14 GB 15 INB 16 INB 17 OUTB 18 R114 R111 R107 R108 C109 R113 Q109 R112 SC_COM SC_B SC_B SC_A SC_A 5V R224 R225 R226 R227 5V 5V R109 C108 5V R399 24VU C166 C106 C107 C165 C164 C163 3 2 1 ...

Page 393: ...N DC Controller Circuit Diagram 3 8 R119 R118 VR102 2 3 1 5V C184 Q106 24VR 6 5 7 4 11 R266 AEREF R265 R264 R263 VR103 2 3 1 5V C186 C185 C111 C155 Q106 24VR 9 AE 10 8 4 11 R206 R120 AE_DATA R121 ZD101 2 1 R306 R305 24VU C203 C207 C205 Q106 24VR 2 3 4 1 11 R310 Q106 24VR 13 12 4 14 11 R307 24V_SENSE R309 ZD102 ...

Page 394: ...03 D190 AB inch inch KR5 1 2 D214 VOL1 DIG4 D214 120V 220 240V KR3 R127 6 6 KR6 R128 5 5 KR5 R129 4 4 KR4 R130 3 3 KR3 R131 2 2 KR2 R132 1 1 KR1 R133 0 0 KR0 R134 5 DIGIT 4 0 0 8 SEG 7 0 0 R138 R236 R228 R240 R288 R243 R242 R241 R358 C168 R235 C175 R234 C174 R233 C173 R232 C172 R231 C171 R230 C170 R229 C169 Q121 DIG0 5V 5V 1 R137 R239 Q124 DIG1 5V 2 R136 R238 Q123 DIG2 5V 3 R135 R237 Q122 DIG3 5V ...

Page 395: ...oller Circuit Diagram 5 8 Q131 3 2 1 R158 R149 R148 Q107 5V 2 3 1 2 1 5 3 4 VSS IN A IN B VDD OUT X 8 4 R275 ZER_CRS_EDGE 5V C183 C181 C126 C167 5V Q153 ZER_CRS_LEVEL D183 R150 R154 R271 ZER_CRS Q162 Q181 3 2 2 1 1 3 2 1 R272 R273 T_CNT_ERR T_CNT 5V R311 R314 24VU C178 ZD103 D189 1 2 5V D204 R296 T_CNT VR107 2 AEDS_VR 1 3 ...

Page 396: ...7 0 8 M1_ON Q133 3 2 1 SB_LP R160 R163 ACK R182 TH1 M_TH 0 R173 TH2 1 R174 AE_DATA 2 R175 DSVR 3 R176 AEDS_VR 4 R177 24V_SENSE 5 R207 6 R178 7 R179 M1_LOCK_CPU MLOCK R183 HEAT_ERR_CPU HEAT_ERR R172 LS_HP_CPU LHP R171 CPS_REQ Q134 Q137 3 2 1 CPS_REQ PR_DC_ON Q136 3 2 1 PR_DC_ON DV_DC_ON Q135 3 2 1 DV_DC_ON DV_AC_ON Q138 3 2 1 DV_AC_ON STBY CPY Q140 3 2 1 STBY CPY 3 2 1 5V MMD R164 PREX_LP_ON Q184 5...

Page 397: ...r Circuit Diagram 7 8 D184 D185 POWER_OFF HEAT_ERR COMP_CLR R189 R188 Q146 3 2 1 Q147 3 2 1 5V R186 R187 5V R196 5V 1 2 C142 R193 R192 R190 5V Q107 5V 6 5 7 8 4 R191 R212 R214 D128 2 1 D133 2 1 RLOFF HEAT_TRG C143 5V Q151 5V Q108 5V 3 2 1 8 4 C176 Q108 5V 5 6 7 8 4 C161 C160 Q158 Q160 Q148 3 2 1 TH1 HEAT_PWM D132 2 1 HEAT_OFF ...

Page 398: ... 6 SC_COM J110 1 SC_B J110 2 SC_B J110 3 J110 4 SC_A J110 5 SC_A J110 6 J109 6 MFSLD J109 7 J109 8 J109 9 LHP 5V 24VU J109 10 J109 11 LNSLD J109 1 J109 2 J109 3 J109 4 RGSLD PUSLD J109 5 SEG2 J111 7 SEG3 J111 8 SEG4 J111 9 SEG5 J111 10 SEG6 J111 11 SEG7 J111 12 MLOCK J104 1 HEAT_TRG J104 2 ZER_CRS J104 3 S_CLK J104 4 S_OUT J104 5 S_IN J104 6 PWOFF J104 7 RPD J108 1 5V J108 2 J108 3 PEXP J121 1 TNF...

Page 399: ... P75 WR 29 P76 RD 30 P77 WAIT 31 Vcc 32 P27 A15 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 8 9 10 11 12 13 14 7 0 1 2 3 4 5 6 15 TXD RXD DM0 DM1 WD LED ADFC PDP3 PDP2 PDP1 NC NC RD 5V 5V C8 C22 R44 A A B B ACK REQ NC NC 5V R5 R6 C7 X1 C6 R4 5V R3 JP1 Q1 5V 8 RESET Vs 7 Vref 6 Vcc 5 GND 4 3 Ck 2 RESET 1 Ct WD Q3 D1 C5 5V R2 PSW RESET DIGIT3 DIGIT2 DIGIT1 DIGIT0 DIPSW1 DIPSW0 7 D7 D6 6 D5...

Page 400: ... 8 VSA 7 5 INA 3 VrefA 1 OUTA Q4 C11 5V R10 Q8 5V R16 LED J7 2 1 J7 6 J3 OUT2 5 OUTA 2 IN2 IN1 1 OUT1 3 OUTA 7 J3 4 GND 6 7 24V NC VCC Q5 DM1 TP1 7 DM0 6 TP1 C12 R11 5V 9 RSA 11 OUTB 13 TdB 15 GND 17 INB 24V RSB 10 VSS 12 VrefB 14 INB 16 OUTB 18 MB 4 J3 MA 3 J3 MA 5 J3 MB 2 J3 1 J3 24V 24V R13 C14 R15 R14 C13 5V R8 R9 R12 B TP1 3 A TP1 2 A TP1 1 B TP1 4 TP1 5 NC TP1 10 ...

Page 401: ...IGIT3 1 2 4 8 SW2 5 2 J5 3 J5 R24 5V R23 5V TP1 9 PDP1 C18 R22 TP1 C17 PDP2 R42 8 R21 5 4 5V 6 J5 J5 J5 5V R20 C16 PDP3 R41 R19 8 7 5V 9 J5 J5 J5 5V 2 J2 R36 5V RXD 3 J2 1 J2 4 J2 5V R33 C20 R34 RXD R35 D3 HC14 13 12 Q6 HC14 Q6 10 11 HC14 Q6 8 9 HC14 Q6 6 5 L1 R38 5V R37 DIPSW1 TXD Q6 HC14 4 3 3 2 DIPSW0 4 1 SW1 R39 5V PSW SW3 ACK REQ REQ ACK R30 R31 Q9 Q6 HC14 2 1 C19 D2 6 5 J2 J2 5V R32 R29 7 J2...

Page 403: ...8 R602 C609 Q616 Q617 Q621 C604 Q605 C818 C603 R601 R600 Q615 R616 R801 R609 C620 R613 R610 R612 R611 R615 R614 D620 D810 R620 D605 A508 A504 5V_ON ZER_CRS AC_MONITOR HEAT_TRG A508 A508 A508 Q620 AC1 A509 C601 5V 5V 5V 5V 5V Q607 R607 D604 C605 L600 SQ600 R622 R603 Q611 A503 A503 J207 FIX_HT_H VIN_1SR139 AC_H_AF AC_N_AF A508 RLOFF FIX_HT_N Q614 R623 R621 RL601 T600 D601 C602 D602 1 1 2 3 4 2 AC_H ...

Page 404: ... A502 MPWM MPWM_INV A508 A504 A509 A509 Q113 C588 D542 D543 R644 R108 D121 D106 D111 R184 R104 To radiation plate 24VOFF LOW_GU LOW_G HV_H MV_H MV_L HV_L 24VON R105 R106 D122 D124 D125 D123 Q118 T103 C101 C151 C157 C156 D110 Q104 Q103 C138 C102 R111 R114 Q101 C105 C106 C107 R163 C104 R103 R109 T101 R110 T104 PROTECT A508 L103 5V 5V 1 1 3 2 9 A504 A504 A504 A504 A506 A505 A505 NC 8 A506 10 11 12 13...

Page 405: ... DC controller PCB TNMONI A508 5V 5V 5V 5V Q117 C118 C136 24VR 24VR D118 D117 C137 Q117 R129 C135 R124 R122 R123 R127 D132 J202 J214 ZD103 ZD101 R115 R158 R139 R154 C152 R157 L180 L181 Q180 C180 C183 C133 D104 D103 R118 C115 C116 R119 A508 C181 C182 R182 R181 R180 C184 D180 FB180 DC24V_S C141 FB101 24VOFF LOW_G LOW_GU 24VON R121 C132 C134 D130 D129 Q108 ZD102 24VU O C P 1 O C P 2 O V P Q116 C127 A...

Page 406: ...IN JAPAN IMPRIME AU JAPON Composite Power Supply Circuit Diagram 4 9 A505 10 9 R212 PDC_PWM Q201 R211 C202 C203 C209 C222 R216 C204 D202 D201 D205 R209 R206 C206 A508 PDC_S R205 R203 C201 R202 R215 T101 MV_H MV_L A508 P_C_S A508 JP202 C207 R201 C513 R521 J209 PRIMARY A503 A503 C514 JP887 ...

Page 407: ...posite Power Supply Circuit Diagram 5 9 A506 JP201 R210 C218 C215 A508 A508 ACBIAS BIAS_S R243 C219 D215 C208 D214 R237 R239 R238 C221 D207 D206 D208 C211 D209 D210 C213 C210 C212 C214 D211 R225 R254 J213 J215 J212 SEPARATION DEVELOPING R236 C220 HV_H HV_L T101 A503 A503 A508 BIAS_PWM R207 5V R208 Q206 12 11 3 1 2 4 ...

Page 408: ...379 C322 C342 A508 T_REV_R T_FW_S HV_LIMIT A508 A508 A508 T_FW_DRV T_FEEDBACK T_FW_ON A508 CLK32K A508 A508 R393 R392 R317 R390 24VR C377 R361 R327 T302 J210 Transfer output 5 6 2 7 7 1 D306 24VR R328 R338 R329 R330 R337 R332 ZD303 R326 C317 Q311 Q325 Q310 C318 D308 R318 C359 VR301 R336 Q308 C312 D307 T_REV_ON T_REV R352 R353 R354 R388 D328 D323 D324 D322 D340 D341 D342 D343 D344 D339 C329 R355 A5...

Page 409: ...506 A506 SKGND S_IN S_OUT S_CLK RLOFF ACK MMD CPS_REQ PR_DC_ON 24VU 24VU GND MMD MLOCK DV_DC_ON DV_AC_ON STBY CPY TNMONI PWOFF J204 J203 J205 Q900 S_IN S_OUT S_CLK ZER_CRS A502 HEAT_TRG MLOCK A502 A502 JP999 1 1 2 3 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 50 49 48 47 46 45 44 43 42 1 2 4 3 2 1 3 4 5 6 7 1 2 3 4 5 6 7 8 9 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 IN OU...

Page 410: ...R018 D005 D006 C002 C004 5V Q002 D002 Q003 R016 Q011 Q001 C005 A508 LAMP_DETECT A508 PWM_1KHz D004 R011 R009 R063 C003 D003 Q012 R019 D007 Q0001 D010 D009 D011 D008 AC_HA AC_LA C008 R004 C001 R005 J910 HIC001 R026 R025 R001 L001 SQ001 R022 R003 VR001 R002 R007 R023 A503 A503 R029 ZD001 R030 4 3 2 1 1 1 2 3 4 5 6 7 8 9 1 2 4 3 3 4 2 1 2 3 6 A508 LAMP_ON 3 2 1 4 R012 R013 R018 R021 220 240V model on...

Page 411: ...0 7 5 6 8 4 1 3 2 8 4 R965 Q955 2 1 3 Q954 2 1 2 1 3 3 R966 C956 C957 R959 R960 R969 Q953 R961 R964 R962 VR951 D961 R970 R967 24V 24V 24V 24V 24V 24V Q953 C963 J953 3 ADJ J953 2 ADJ J953 1 J954 1 J954 2 J954 3 J951 1 J951 2 GND D963 D962 R955 Q952 2 1 3 Q951 2 1 2 1 3 3 R956 R954 R952 VR952 D951 R951 24V C953 J952 DEV_BIAS 1 D953 D952 R957 C955 C952 C964 C951 ...

Page 413: ... 6 SEG1 R302 J301 7 SEG2 R303 J301 8 SEG3 R304 J301 9 SEG4 R305 J301 10 SEG5 R306 J301 11 SEG6 R307 J301 12 SEG7 R308 LED306 LED316 LED305 LED317 LED304 LED312 LED303 LED311 LED302 LED315 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 D304 2 1 D303 2 1 D302 2 1 D301 2 1 LED310 c MULTI b CASSETTE a ZOOM LED313 TN LED308 LED307 AE JAM LED321 LIFT LED320 ME LED319 TS LED318 PHOTO LED301 e MAIN_JA...

Page 414: ......

Page 415: ...2 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON A 31 APPENDIX H AE SENSOR CIRCUIT DIAGRAM 24VR R603 R605 R601 C601 Q601 PD601 C603 R606 R602 J601 1 C602 24VR 2 3 1 8 4 J601 2 R604 Q601 24VR 6 5 7 8 4 J601 3 J601 4 ...

Page 416: ...COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON A 32 APPENDIX I SENSOR CIRCUIT DIAGRAM 5V J751 2 RPD J751 3 R751 GND J751 1 Q751 ...

Page 417: ...9 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON A 33 APPENDIX J NOISE FILTER CIRCUIT DIAGRAM AC_H FU501 L501 J501 1 FG AC_N J501 2 JP502 JP501 C503 C502 C501 R501 C504 ...

Page 418: ...U JAPON A 34 APPENDIX K HIGH VOLTAGE CONTACT CIRCUIT DIAGRAM JP701 2 1 JP702 2 1 PR BP701 R704 JP703 2 1 JP704 2 1 SP BP702 JP705 2 1 JP706 2 1 DV BP703 R701 JP707 2 1 JP708 2 1 TR BP704 R702 JP709 2 1 JP710 2 1 PR_IN BP705 JP711 2 1 JP712 2 1 GND_IN BP706 R703 JP713 2 1 1 2 1 2 JP714 2 1 DV_IN BP707 ...

Page 419: ...COPYRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON A 35 APPENDIX L BLANK EXPOSURE front CIRCUIT DIAGRAM LA601 J601 J601 2 1 ...

Page 421: ...YRIGHT 1999 CANON INC CANON NP6512 6612 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON A 37 APPENDIX N PRE EXPOSURE CIRCUIT DIAGRAM LA801 LA802 LA803 LA806 LA807 LA804 LA805 J801 J801 1 2 ...

Page 422: ...spring pressure Range of measure ments 0 to 1 500g No CK 0054 Shape Tool Tool No Rank Remarks Spring gauge Mirror position ing tool pair for front and rear 1 FY9 3009 B For adjusting the dis tance between the No 1 and No 2 mirrors Wire clip 2 FY9 3017 B For fixing the scanner wire in place while ad justing its tension 3 B Rank A Each service person is expected to carry one B Each five or so servic...

Page 423: ... bring near fire Procure locally CK 0451 100cc CK 0551 20g Composition Hydrocarbon fluorine family Alcohol Surface active agent Hydrocarbon fluorine chlorine family Alcohol Mineral oil paraffin family Silicone oil Uses Cleaning e g glass plastic rubber parts external covers Cleaning e g metal oil or toner dirt Lubricating spring clutch Lubricating drive and friction parts scanner rail Name Alcohol...

Page 424: ......

Page 425: ...12 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON Prepared by Office Imaging ProductsTechnical Support Division CANON INC Printed in Japan REVISION 0 AUG 1999 30359 10317 5 1 Hakusan 7 chome Toride shi Ibaraki 302 8501 Japan ...

Page 426: ...0899AB1 51 1 PRINTED IN JAPAN IMPRIME AU JAPON This pubication is printed on 70 reprocessed paper ...

Page 428: ...SING AND OTHER PRINTED MATTER ANY QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY THIS DOCUMENTATION IS INTENDED FOR ALL SALES AREAS AND MAY CONTAIN INFOR MATION NOT APPLICABLE TO CERTAIN AREAS COPYRIGHT 1999 CANON INC Printed in Japan Imprimé au Japon Use of this manual should be strictly su pervised to avoid disclosure of ...

Page 429: ...R1E ADF as standard Cassette 250 sheets 250 sheets Universal Universal 500 sheets 500 sheets 500 sheets The notation indicates that the item in question is available This service handbook covers the models shown in the following table Be sure to have a good understanding of the difference from model to model before referring to this handbook ...

Page 430: ......

Page 431: ...4 1 2 3 4 C Electrical 2 37 E ADF 3 5 F Variable Resistors VR and Check Pins by PCB 3 6 CHAPTER 4 SERVICE MODE A Outline 4 1 B Using Service Mode 4 1 C Adjustment Mode 30 4 4 APPENDIX A General Timing Chart A 1 B Signals and Abbreviations A 3 C General Circuit Diagram A 5 D Special Tools A 7 E Solvents Oils A 8 F Specifications A 9 5 D Image Adjustment Basic Procedure 1 3 E Points to Note for Serv...

Page 432: ......

Page 433: ...cally Replaced Parts The machine does not have parts which must be replaced on a periodical basis B Durables and Consumables The machine does not have items designated as durables or consumables C Scheduled Servicing The machine does not have any parts which require scheduled servicing 1 ...

Page 434: ......

Page 435: ...y of gray scale No 1 good or bad Note 1 4 Fogging of background Note 1 NO YES Scanning system pickup feeding system delivery assembly Check the following 1 Drum unit 2 Scanning lamp 3 AE sensor PCB 4 DC controller PCB 5 Composite power supply PCB See the appropriate troubleshooting procedure Is the optimum density obtained by intensity adjustment Note 2 Can the deviation be corrected using the cop...

Page 436: ... not touch or clean Never expose to light Cleaning do not use water or solvent Do not touch and take care not to soil with solvent and oil Electrical unit Part Tools sovents Work remarks Multifeeder pickup roller Moist cloth well wrung or alcohol Cleaning Multifeeder assembly Part Tools sovents Work remarks Cassette pickup roller Moist cloth well wrung or alcohol Cleaning Cassette pickup assembly ...

Page 437: ... display will indicate 31 2 Press the Copy Start key The existing setting will flash 3 Change the setting by the key The setting may be between 0 and 99 For each 1 the non image width will change by 0 24 mm 4 Press the AE key The setting will stop flashing and will remain on indicating that it has been stored in memory 5 As necessary press the Clear Stop key once to return to item selection or pre...

Page 438: ...Copy Start key The existing setting will flash 3 Change the setting using the key The setting may be between 0 and 99 The setting will change by 0 24 mm in terms of margin for each 1 4 Press the AE key The setting will stop flashing and will remain on indicating it has been stored in memory 5 As necessary press the Clear Stop key once to return to item selection or press it once again to end servi...

Page 439: ...ference 1 As more and more copies are made the cable tends to become slack requiring adjustment 2 If the optical length between the No 1 mirror and the No 2 mirror is not correct the horizontal reproduction ratio will be wrong causing poor sharpness or blurred images 1 Fit the mirror positioning tool FY9 3009 as shown Figure 2 3 2 Remove the copyboard glass 3 Loosen the screws used to secure the c...

Page 440: ...TANDARDS AND ADJUSTMENTS 2 4 4 Turn the cable drive pulley 3 so that the three shafts 2 of the mirror positioning tool for the front and the rear may be arranged as shown Figure 2 5 rear Figure 2 6 front 3 2 2 2 2 ...

Page 441: ...CHAPTER 2 STANDARDS AND ADJUSTMENTS 2 5 5 While keeping the condition of 4 tighten the positioning screw at the rear and the front of the No 1 mirror mount 1 Figure 2 7 rear Figure 2 8 front 1 1 ...

Page 442: ...cted check the force of the spring using a spring gauge CK 0054 and replace the spring if it is not as indicated Standard 970 150 g Making Measurements Push the spring gauge against the middle of the spring as shown and check to make sure that the reading of the spring gauge is 970 150 g when the holding plate is 18 mm away from the bottom of the cassette Figure 2 9 Spring gauge CK 0054 Holding pl...

Page 443: ...CHAPTER 2 STANDARDS AND ADJUSTMENTS 2 7 e 1 Routing the Scanner Drive Cable Figure 2 10 Wind 1 5 times black cable Wind 7 5 times silver colored cable ...

Page 444: ...e following Mirror positioning tool FY9 3009 Cable clip FY9 3017 Adhesive tape 1 Set the mirror positioning tool as shown Figure 2 11 2 Prepare about five strips of adhesive tape each one about 20 x 50 mm 3 Remove the copyboard glass 4 Disconnect the connectors J101 J131 1 from the DC controller PCB Figure 2 12 1 ...

Page 445: ... 2 9 5 If the machine is equipped with an ADF free the hook 2 and disconnect the two relay con nectors 3 from the left upper stay 4 Figure 2 13 6 Remove the three screws 5 and detach the left upper stay 4 Figure 2 14 2 2 2 2 3 3 4 5 4 5 ...

Page 446: ...CHAPTER 2 STANDARDS AND ADJUSTMENTS 2 10 7 Remove the four screws 7 and detach the lens cover 8 Figure 2 15 7 7 8 ...

Page 447: ...rsing Cable 1 Wind the reversing cables silver colored 2 on the cable drive pulley 1 7 5 times with the longer of the two on top then secure it in position with a cable clip 3 Figure 2 16 Figure 2 17 2 Shorter end Longer end 1 Face with a marking 1 3 Top view 3 ...

Page 448: ...able drive pulley 1 into the shaft 4 and secure it in position with an E ring 5 When putting the cable drive pulley into the shaft be sure that the hook is at the front Figure 2 18 3 Hook the shorter end 6 on the pulley 7 Figure 2 19 5 Hook front 1 4 7 6 ...

Page 449: ...ok it on the left rear pulley 10 and the pulley 11 of the No 2 3 mirror mount Figure 2 20 5 After fitting the shorter end 6 on the cable hook 12 secure its end with adhesive tape 13 Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches Figure 2 21 10 11 6 8 9 6 12 13 ...

Page 450: ...pulley 1 and hook it on the pulley 15 on the right front side Figure 2 22 7 Lead the longer end 14 under the No 1 mirror mount 8 and the No 2 3 mirror mount 9 then hook it on the pulley 16 on the left front side and the pulley 17 of the No 2 3 mirror mount Figure 2 23 14 15 1 8 17 9 16 14 ...

Page 451: ...ook the longer cable 14 on the cable hook 18 then secure its end to the left side with adhesive tape 19 Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches Figure 2 24 18 19 14 ...

Page 452: ... black 2 on the top hook of the cable drive pulley 1 and wind it 1 5 times Then secure the shorter end 3 as shown with adhesive tape 4 Figure 2 25 2 Lead the longer end 5 along the cable drive pulley 1 as shown and hook it on the pulley 6 on the right front side Figure 2 26 4 3 2 1 Face without a marking 5 6 1 ...

Page 453: ...d 5 under the No 1 mirror mount 7 then hook it on the pulley 8 of the No 2 3 mirror mount and lead it between the No 1 mirror mount 7 and the scanning lamp 9 Figure 2 27 4 Hook the end of the longer end 5 on the hole 10 on the right side Figure 2 28 5 7 8 9 5 10 ...

Page 454: ...ook it on the pulley 11 on the right rear side Figure 2 29 6 Lead the shorter end 3 under the No 1 mirror mount 7 and hook it on the pulley 12 of the No 2 3 mirror mount as shown then lead it between the No 1 mirror mount 7 and the scanning lamp 9 Figure 2 30 11 3 7 9 3 12 ...

Page 455: ...TS 2 19 7 Hook the end of the shorter end 3 on the hole 13 on the right side Figure 2 31 8 Free the shorter end 3 and the longer end 5 reversing cable and connect both with a spring 14 then fit the stopper 15 Figure 2 32 3 13 14 3 15 5 ...

Page 456: ...CHAPTER 2 STANDARDS AND ADJUSTMENTS 2 20 9 Detach the pulley clip 16 from the cable drive pulley 1 Figure 2 33 1 16 ...

Page 457: ...RDS AND ADJUSTMENTS 2 21 4 Positioning the No 1 Mirror Mount 1 Fix the rear and the front of the No 1 mirror mount 1 temporarily to the metal fixing 2 of the forwarding cable Figure 2 34 rear Figure 2 35 front 1 2 1 2 ...

Page 458: ...APTER 2 STANDARDS AND ADJUSTMENTS 2 22 2 Turn the cable drive pulley 4 so that the three shafts 3 of the mirror positioning tool for rear and front is as shown Figure 2 36 rear Figure 2 37 front 4 3 3 3 3 ...

Page 459: ...CHAPTER 2 STANDARDS AND ADJUSTMENTS 2 23 3 While keeping the condition of step 2 tighten the positioning screw on the rear and front of the No 1 mirror mount 1 Figure 2 38 rear Figure 2 39 front 1 1 ...

Page 460: ... manufacturer s name is toward the front Further be sure that the protrusion near its middle is as shown Logo mark Scanning lamp 45 approx mirror mount moving in reverse front Caution If you have replaced the scanning lamp you must adjust the intensity of the lamp p 2 38 and perform AE adjustment Do not touch the lamp when handling it Figure 2 40 ...

Page 461: ...ints to Note When Mounting the Fuse When mounting the thermal fuse of the No 1 mirror mount be sure that the fuse is oriented as shown Make sure that the fuse is in contact with the reflecting plate front Thermal fuse Reflecting plate Figure 2 41 ...

Page 462: ...ting the rear front original stop position 3 Adjusting the original leading edge stop position 2 Correcting Original Skew 1 Obtain a sheet of A4 or LTR white copy paper and draw two lines as indicated The sheet will be used as a test sheet Figure 2 42 2 Turn on the machine and place the test sheet prepared in step 1 on the original tray Figure 2 43 10mm 10mm A4 LTR copy papper ...

Page 463: ... standard or less Figure 2 44 5 If the difference is not as specified turn the adjusting screw found to the side of the left hinge unit to make adjustments Figure 2 45 Relationship between Adjusting Screw and L1 L2 Table 2 3 Direction of turn Clockwise Counterclockwise Relationship between L1 and L2 L1 L2 L1 L2 Copy image L1 L2 280mm L1 L2 0 1 8mm Adjusting screw ...

Page 464: ...ginal skew before adjusting the rear front original stop position 1 Obtain a sheet of A4 or LTR white copy paper and draw two lines as indicated The sheet will be used as a test sheet Figure 2 46 2 Remove the original tray cover from below the original tray Figure 2 47 10mm 10mm A4 LTR copy papper Original tray cover ...

Page 465: ...ine and place the test sheet prepared in step 1 on the original tray Figure 2 48 4 Press the Copy Start key to make a copy 5 Check to make sure that the distance L3 on the copy image indicated is 10 2 5 mm standard or less Figure 2 49 Copy image L3 L3 10 2 5mm ...

Page 466: ...d loosen the pinion gear positioning screw under the original tray and adjust the position of the pinion gear Figure 2 50 Relationship between Pinion Gear Position and L3 Table 2 4 Direction of pinion gear A B L3 Increases Decreases Pinion gear positioning screw Pinion gear A B ...

Page 467: ...e rear front original stop position before adjusting the original leading edge stop position 1 Obtain a sheet of A4 or LTR white copy paper and draw two lines as indicated The sheet will be used as a test sheet Figure 2 51 2 Remove the screw and remove the ADF controller cover Figure 2 52 10mm 10mm A4 LTR copy papper ADF controller cover Screw ...

Page 468: ...e and place the test sheet prepared in step 1 on the original tray Figure 2 53 4 Press the Copy Start key to make a copy 5 Check to make sure that the distance L4 on the copy image indicated is 10 2 0 2 5 mm standard or less Figure 2 54 Copy image L4 L4 10 2 0mm ...

Page 469: ...r PCB to ON and place an A4 or LTR white copy paper on the original tray Figure 2 55 7 Press the push switch PSW on the ADF controller PCB The copy paper will be picked up from the original tray and stopped on the copyboard glass Figure 2 56 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 ON 1 2 SW1 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 PSW ...

Page 470: ...ginal stop position by about 0 3 mm Press the push switch PSW after deciding on a position to discharge the copy paper and store the optimum value Figure 2 57 Relationship between Rotary Switch Direction and Original Position Table 2 5 Position shift of original Toward leading edge Toward trailing edge Direction of rotary switch Clockwise Counterclockwise 0 F E D C B A 9 7 6 5 4 3 2 1 ON 1 2 PSW S...

Page 471: ...r LTR white copy paper on the original tray 2 Shift bit 1 of the DIP switch SW1 on the ADF controller PCB to ON then push the push switch PSW to pick up the copy paper Figure 2 58 3 Turn the rotary switch SW2 on the ADF controller PCB clockwise by 10 notches Figure 2 59 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 ON 1 2 SW1 0 F E D C B A 9 7 6 5 4 3 2 1 ON 1 2 SW2 8 ...

Page 472: ...S AND ADJUSTMENTS 2 36 4 Press the push switch PSW on the ADF controller PCB The copy paper on the copyboard will be discharged and the optimum value will be stored Figure 2 60 0 F E D C B A 9 8 7 6 5 4 3 2 1 ON 1 2 PSW ...

Page 473: ...ing output voltage correction PRIMARY 6 APVC measurement current correction IP_OFST 7 Voltage correction for measurement of APVC PW_OFST 8 Current correction for measurement of APVC IP_ADJ 9 Ratio fine adjustment LENS_ADJ 10 Pre exposure lamp output adjustment PREX_LP 1 Primary charging output voltage correction PRIMARY 2 APVC measurement current correction IP_OFST 1 Original leading edge stop pos...

Page 474: ...lect 38 in service mode The display will indicate 38 5 Press the Copy Start key The existing setting will flash Making Adjustments If you have replaced the DC controller PCB or the composite power supply PCB 1 Select 38 in service mode The display will indicate 38 2 Press the Copy Start key The existing setting will flash 3 Enter the value recorded on the service label using the key 4 Press the AE...

Page 475: ...ensity of the scanning lamp The setting may be between 0 and 99 For each 1 the lamp supply voltage will change about 0 15 V for 120V model or about 0 30 V for 220 240V model A higher setting will decrease the intensity of the lamp thereby making copies darker A lower setting will increase the intensity of the lamp thereby making copies lighter ...

Page 476: ... photos or large text characters Obtain five sheets of white sheets of paper Make sure that the intensity of the scanning lamp has been adjusted when you have replaced the scanning lamp Set the density correction dial VR107 to the middle setting 1 Select 40 in service mode The display will indicate 40 2 Press the Copy Start key The scanner will move forward and the scanning lamp will turn on 3 Tur...

Page 477: ... close the copyboard cover 7 Turn VR103 on the DC controller PCB so that the reading on the control panel is 52 through 5c AE GAIN VR102 J131 J101 J130 VR102 AE REF J107 J103 J104 AE GAIN VR103 J131 J101 J130 VR102 AE REF J107 J103 J104 Figure 2 64 8 Repeat steps 4 through 7 so that the values of both VR102 and VR103 are target values Caution If you cannot set VR102 and VR103 to the target values ...

Page 478: ...nd check to make sure that the density of characters is adequate If the copy is foggy or its characters are too light go back to step 1 and start over If there is no change after adjustment for a second time use the density correction dial VR107 Figure 2 65 ...

Page 479: ...y to store the new value If you have replaced the drum unit execute Installation drum unit replacement mode U7 in the user mode 5 APVC Measurement Current Correction IP_OFST Perform this adjustment whenever you have replaced any of the following DC controller PCB Drum unit Making Adjustments If you have replaced the DC controller PCB 1 Select 33 in service mode The display indicate 33 2 Press the ...

Page 480: ...label using the key 4 Press the AE key to store the new value 5 Execute U7 in user mode installation drum replacement mode If you have replaced the composite power supply PCB 1 Select 34 in service mode The display will indicate 34 2 Press the Copy Start key The existing setting will flash 3 Enter the value of PW_OFST indicated on the new composite power supply PCB using the key Figure 2 66 4 Pres...

Page 481: ...The existing setting will flash 3 Enter the value of IP_ADJ recorded on the service label using the key 4 Press the AE key to store the new setting If you have replaced the composite power supply PCB 1 Select 35 in service mode The display will indicate 35 2 Press the Copy Start key The existing setting will flash 3 Enter the value of IP_ADJ indicated on the new composite power supply PCB using th...

Page 482: ...following DC controller PCB Pre exposure lamp Making Adjustments If you have replaced the DC controller PCB 1 Select 37 in service mode The display will indicate 37 2 Press the Copy Start key The existing setting will flash 3 Enter the value of PREX_LP recorded on the service label using the key 4 Press the AE key to store the new value 5 Execute U7 in user mode installation drum replacement mode ...

Page 483: ...lever by hand During standby move the detecting lever by hand When the light block ing plate is at PS1 When the light block ing plate is not at PS1 When the light block ing plate is at PS2 When the light block ing plate is not at PS2 When the light block ing plate is at PS4 When the light block ing plate is not at PS4 When the light block ing plate is at Q751 When the light blocking plate is not a...

Page 484: ......

Page 485: ...on Vertical path assembly paper detection Waste toner detection Pre registration roller paper detec tion Total copy counter Pickup clutch solenoid Registration clutch solenoid Lens solenoid Multifeeder pickup solenoid Cassette pickup solenoid Primary charging roller cleaning solenoid Symbol Name Photointerrupters Counter Solenoid Notation PS1 PS2 PS3 PS4 PS5 Q751 CNT1 SL1 SL2 SL3 SL4 SL5 SL6 Remar...

Page 486: ...CHAPTER 3 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 2 B Switches Figure 3 2 Description Door switch Power switch Symbol Name Switch Notation DS1 SW309 Remarks SW309 DS1 ...

Page 487: ...or Scanner cooling fan Fixing heater temperature detection Scanner temperature detection Lamp overheating detection Fixing heater overheating detection Fixing film varistor Transfer guide varistor Symbol Name Lamp Heater Motor Fan motor Thermistor Thermal fuse Varistor Notation LA1 H1 M1 M2 FM1 TH1 TH2 FU1 FU2 VZ1 VZ2 Remarks M M2 M1 FU1 LA1 FM1 VZ1 H1 VZ2 TH2 TH1 FU2 ...

Page 488: ...een the machine top and bottom Provides copying insurrections indications Detects paper in front of the registration roller Detects the density of originals Used for blanking exposure Used for blanking exposure Used for pre exposure Ref 1 2 3 4 5 6 7 8 9 10 Name Noise filter PCB DC controller PCB Composite power supply PCB High voltage contact PCB Control panel PCB Sensor PCB AE sensor PCB Blankin...

Page 489: ...ivery paper detection Resistration roller paper detection Original placement detection ADF open close switch Belt motor Pickup motor Controls sequence of operations Symbol 1 Name Photointerrupter Microswitch Motor ADF controller PCB Notation PI1 PI2 PI3 MS1 M1 M2 Remarks M2 PI3 PI2 M1 PI1 MS1 1 M ...

Page 490: ...racy Do not touch them in the field J131 J101 J130 J102 J111 J122 J201 J110 J108 J119 J132 J106 J105 J104 J103 J109 J121 VR103 VR102 2 3 1 2 1 1 4 1 1 9 1 7 6 1 1 11 1 2 1 6 1 5 1 2 1 3 1 6 2 6 1 2 1 20 1 9 J107 2 19 5 1 J201 J207 2 1 2 1 2 1 FU102 J910 VR001 J205 1 4 J202 1 6 J213 J212 J209 J302 VR301 VR801 J953 1 3 J954 J951 J203 J204 1 1 9 1 7 2 1 3 VR952 VR951 Figure 3 7 Figure 3 6 2 Composite...

Page 491: ...CHAPTER 3 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 7 3 ADF Controller PCB Figure 3 8 1 10 TP1 1 9 J5 1 8 4 J2 1 J1 CB1 2 1 J6 7 1 J3 FACE PSW SW1 SW2 1 2 ON Soldered side ...

Page 492: ......

Page 493: ...arting Service Mode 1 Open the machine s top unit and remove the two screws 1 then detach the front upper cover 2 Notation 30 40 50 60 Item Adjustment mode Operation inspection mode Machine settings mode Counter mode 1 1 2 Figure 4 1 Caution A flexible cable for the control panel is connected to the front upper cover Disconnect the cable from the DC controller 4 ...

Page 494: ...e DC controller PCB with a screwdriver The display will indicate F Figure 4 2 4 While the display indicates F stop shorting JP103 and JP104 2 Ending Service Mode 1 Press the Clear Stop key 3 Selecting an Item 1 While the display is indicating F press the key to select the item to check or adjust The 10s digit will flash 2 Press the Copy Start key to start the item SERVICE JP104 JP104 JP103 ...

Page 495: ...ll auto matically turn off It will still turn off even when turned on without removing the fault To find out which code turned off the power disconnect J207 from the composite power supply PCB and turn on the power Figure 4 4 shows the label attached behind the front upper cover At the factory each indi vidual machine is adjusted and its adjustment values are recorded on the label If you have ente...

Page 496: ...age reducing the margin Unit 0 24 mm A higher setting will increase the leading edge non image width Unit 0 24 mm Use it to correct the output voltage determined by APVC If you have replaced the drum unit be sure to enter the value recorded on the label Correct the current value for APVC measurement If you have replaced the drum unit be sure to enter the value recorded on the label Use it to corre...

Page 497: ... appear in the display The developing assembly is supplied with toner If you have replaced the developing assembly execute this mode so that toner will be supplied from the toner cartridge to the developing assembly In about 10 to 60 sec the operation will stop automatically 1 Press the key to select 42 4 will flash in the 10s digit 2 Press the Copy Start key 42 will flash 3 Press the AE key The d...

Page 498: ...and 100 Setting 0 to 99 If set to 0 however the upper limit will be 100 Select AE mode or manual mode for density adjustment at power on 0 AE If other than 0 manual mode Notation 60 61 62 Item Counter for the drum unit currently in use Counter for the most recent drum unit Counter for the second most recent drum unit Description Unit 1000 sheets Unit 1000 sheets Unit 1000 sheets Table 4 5 Referenc...

Page 499: ...The main motor M1 is fault The DC controller PCB is faulty The counter has an open circuit The temperature detected by the thermistor TH1 does not reach 65 C 1 5 sec after the Copy Start key has been pressed The temperature detected by the thermistor TH1 does not reach 150 C 4 sec after the Copy Start key has been pressed The temperature detected by the thermistor TH1 exceeds 230 C The temperature...

Page 500: ...supply high voltage is different from the setting value twice in succession The scanner home position is not detected within 10 sec after the scanner has turned on The scanner does not leave the home position after it has turned on The lens hoe position is not detected after the lens has moved the maximum travel distance The lens does not leave the home position after it has turned on The lamp ON ...

Page 501: ...an open circuit 2 In the case of E000 E001 E002 E003 or E220 the machine will turn off in 1 5 sec for E000 through E003 and in 2 sec for E220 3 In the case of E000 E001 E002 or E003 perform the following steps 1 Turn off the power switch and short circuit JP103 and JP104 on the DC controller PCB with a screwdriver or the like The count ratio indicator on the control panel turns on F Figure 5 1 2 W...

Page 502: ......

Page 503: ... position sensor PS2 Pickup clutch solenoid SL1 Cassette pickup solenoid SL5 Vertical path roller paper sensor PS4 Registration clutch solenoid SL2 Pre registration roller paper sensor Q751 Scanning lamp LA1 Pre exposure lamp Primary bias Developing AC bias Fixing heater H1 Scanner cooling fan FM1 Delivery sensor PS3 Developing DC bias Transfer bias Static eliminator bias SCFW SCRV Scanner lens dr...

Page 504: ...oid SL1 Cassette pickup solenoid SL5 Vertical path roller paper sensor PS4 Scanner cooling fan FM1 Pre registration roller paper sensor Q751 Scanning lamp LA1 Pre exposure lamp Primary bias Copier ADF Registration clutch solenoid SL2 Transfer bias Static eliminator bias Developing AC bias Developing DC bias Fixing heater H1 Delivery sensor PS3 Copy Start key ON Original set STBY INTR SCFW ORGST OR...

Page 505: ... CONTROL signal PR_DC_ON PRIMARY CHARGING DC BIAS ON signal PUSLD PICKUP CLUTCH SOLENOID DRIVE signal PWM_1KHz SCANNING LAMP INTENSITY ADJUSTMENT signal PWOFF POWER SWITCH OFF signal RGSLD REGISTRATION CLUTCH SOLENOID DRIVE signal RLOFF RELAY DRIVE signal RPD PRE REGISTRATION ROLLER PAPER DETECTION signal SB_LP SIDE BLANK EXPOSURE LAMP ON signal SC_A SCANNER MOTOR PULSE signal A SC_B SCANNER MOTOR...

Page 506: ......

Page 507: ...BP704 BP702 BP703 BP701 BP706 BP707 BP705 J14 J15 VZ2 J13 SP TR J12 J11 PR DV J205 3 2 1 4 GND 24VU 1 3 2 4 M M1 J901 J2 2 1 J207 1 2 2 1 J434 2 1 J16 J15 H1 J17 FU2 FU1 FT6 FT5 LA1 DEV_BIAS 3 1 2 J954 J952 GND Line filter 220 240 V 120 V SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 KR0 KR1 DSVR HEAT0 HEAT1 Varistor 2 Dev antenna S_IN S_CLK S_OUT ACK REQ ACK TXD RXD Varistor 1 Fixing film DC CONTROLLER...

Page 508: ...3 5 6 7 J3 4 1 2 3 J5 5 6 7 8 9 1 2 4 3 5 7 6 8 9 4 4 2 1 3 2 1 3 5 5 M1 2 2 M1 1 1 6 5 1 2 3 4 2 4 3 5 1 6 J105 GY GND BL 5V BR V GND BL 5V BR Y GND BL 5V BR 2 3 1 J203 V BR BL PI3 PI2 J202 2 3 1 PI1 J201 2 3 1 V BR BL Color coding BK BLACK BL BLUE BR BROWN GY GRAY GN GREEN OR ORANGE PK PINK R RED SB SKY BLUE V VIOLET W WHITE Y YELLOW ADF CONTROLLER PCB PDP3 PDP2 PDP1 sensor Original placement Re...

Page 509: ...K 0054 Shape Tool Tool No Rank Remarks Spring gauge Mirror position ing tool pair for front and rear 1 FY9 3009 B For adjusting the dis tance between the No 1 and No 2 mirrors Wire clip 2 FY9 3017 B For fixing the scanner wire in place while ad justing its tension 3 B Rank A Each service person is expected to carry one B Each five or so service persons is expected to carry one C Each workshop is e...

Page 510: ... 20g Composition Hydrocarbon fluorine family Alcohol Surface active agent Hydrocarbon fluorine chlorine family Alcohol Mineral oil paraffin family Silicone oil Uses Cleaning e g glass plastic rubber parts external covers Cleaning e g metal oil or toner dirt Lubricating spring clutch Lubricating drive and friction parts scanner rail Name Alcohol Solvent Lubricating oil Lubricating oil ...

Page 511: ...iptions Indirect static reproduction Roller direct charging Slit moving light source Auto or manual Dry toner projection Cassette 1 pc Multifeeder Curvature separation static eliminator Flat heater Blade Center reference copyboard Item Reproduction Charging Exposure Copy density adjustment Development Pickup Separation Fixing Cleaning Original orientation Table A 2 Table A 1 b Mechanisms F Specifi...

Page 512: ...colored paper business card 200 g m2 or less recycled paper 64 to 80 g m2 A4R B5R eco paper 80 g m2 A4R postcard With claws Universal cassette 250 sheets of 80 g m2 paper A4 LGL to A5 STMT 250 sheet cassette 250 sheets of 80 g m2 500 sheet cassette 500 sheets of 80 g m2 5 mm deep approx 50 sheets of 80 g m2 100 sheets A4 80 g m2 Leading edge 2 0 1 5 mm Direct 4 0 mm or less otherwise Left right 0 ...

Page 513: ...opyboard Type 484 9 448 2 297 5 mm 1 329 0 mm 2 19 1 in 17 6 in 11 7 in 1 13 0 in 2 ADF Type 484 9 448 2 358 3 mm 1 389 8 mm 2 19 1 in 17 6 in 14 1 in 1 15 3 in 2 Copyboard Type 20 6 kg 1 45 3 lb 1 22 5 kg 2 49 5 lb 2 ADF Type 24 4 kg 1 53 7 lb 1 26 3 kg 2 57 9 lb 2 Copy paper Keep wrapped and protect against humidity Toner Avoid direct sunlight and store at 40 C 104 F 85 or less Item Operating co...

Page 514: ...e delivery of the 19th copy in a continuous copying job The specifications are subject to change for product improvement Number of copies Multifeeder 1 copies min 13 9 11 8 13 9 13 9 13 9 13 9 10 9 12 9 12 9 12 9 12 9 12 9 12 9 10 9 Copy size LTRR LGL STMTR MIN LGL LTRR MARJIN MAX A4R B5R A5R A4R A5R B5R A5R B5R A4R A5R A4R Reproduction ratio Direct Reduce I 70 7 Reduce II 78 6 Reduce IV 86 0 Enla...

Page 515: ...h 474 mm 18 7 in 659 mm 25 9 in with the tray open Depth 394 mm 15 5in Height 74 mm 2 9 in 216 mm 8 5 in with the tray open 5 kg 11 lb approx 24 VDC and 5 VDC from the host 40 W or less Temperature same as the host Humidity same as the host Item Original pickup Original orientation Original position Original separation Original type Stack Original processing mode Original size detection Mixed orig...

Page 516: ......

Page 517: ...12 7120 7130 7130F REV 0 AUG 1999 PRINTED IN JAPAN IMPRIME AU JAPON Prepared by Office Imaging ProductsTechnical Support Division CANON INC Printed in Japan REVISION 0 AUG 1999 30359 10317 5 1 Hakusan 7 chome Toride shi Ibaraki 302 8501 Japan ...

Page 518: ...0899AB1 11 1 PRINTED IN JAPAN IMPRIME AU JAPON This pubication is printed on 70 reprocessed paper ...

Page 519: ...60Hz 220V50Hz F13 6131 F13 6132 F13 6140 F13 6141 NUM00001 NUN00001 NVE00001 PTL00001 PGPTYPE NP6412F 120V60Hz F13 6134 NUP00001 PGPTYPE DEC 1997 FY8 31DH 000 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 1 1 ...

Page 520: ...of the information pertaining to each item Be sure to include in the Parts Request the full item description the item part number and the quantity Canon Inc Office Imaging Products Technical Support Dept 1 Office Imaging Products Technical Support Div 5 1 Hakusan 7 chome Toride shi Ibaraki 302 Japan COPYRIGHT 1997 CANON INC Printed in Japan Imprimé au Japon COPYRIGHT 1997 CANON INC CANON NP6412 64...

Page 521: ...ICK UP ROLLER ASSEMBLY CASSETTE 355 ADF DELIVERY ASSEMBLY NP6412F 400 MIRROR ASSEMBLY 1 401 MIRROR ASSEMBLY 2 402 ZOOM MIRROR ASSEMBLY 450 BLANK EXPOSURE LAMP ASSEMBLY 530 TRANSFER ASSEMBLY 640 DEVELOPING ASSEMBLY 810 FIXING ASSEMBLY 811 FIXING FILM REPLACEMENT KIT 910 DC POWER SUPPLY PCB ASSEMBLY 915 CONTROL PANEL PCB ASSEMBLY 930 DC CONTROLER PCB ASSEMBLY 935 ADF CONTROLLER PCB ASSEMBLY NP6412F ...

Page 522: ... 810 220 PAPER PICK UP ROLLER ASSEMBLY 340 MAIN DRIVE ASSEMBLY TRANSFER ASSEMBLY DELIVERY DRIVE ASSEMBLY 230 530 DEVELOPING ASSEMBLY 640 PAPER PICK UP DRIVE ASSEMBLY 250 240 FIXING FILM REPLACEMENT KIT 811 FIGURE A ASSEMBLY LOCATION DIAGRAM 1 3 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON A 1 ...

Page 523: ... 130 300 NOISE FILTER PCB ASSEMBLY 940 CONTROL PANEL PCB ASSEMBLY DC CONTROLLER PCB ASSEMBLY 915 930 DC POWER SUPPLY PCB ASSEMBLY 910 FIGURE A ASSEMBLY LOCATION DIAGRAM 2 3 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON A 2 ...

Page 524: ...LY 162 ADF DRIVE ASSEMBLY 290 ADF DELIVERY ASSEMBLY 355 ADF DC CONTROLLER PCB ASSEMBLY 935 NP6412F FIGURE A ASSEMBLY LOCATION DIAGRAM 3 3 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON A 3 ...

Page 525: ... SEE FIGURE 101 101 SEE FIGURE 101 SEE FIGURE 101 SEE FIGURE 101 SEE FIGURE 101 NP6412F 23 33 A A Y Z W X X V 7 2 24 34 39 33B 34A 32A 32C 32B 32A 32B 27 13 9 10 19 20 21 25 40 FIGURE 100 EXTERNAL COVERS PANELS ETC COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 100 1 ...

Page 526: ...2 5177 000 1 TRAY SUB 1 1 FB2 5206 000 1 PANEL RIGHT 1 2 FB2 5210 000 1 FLAPPER SEPARATING 1 3 FB2 5212 000 1 GUIDE AUXILIALY 1 4 FB2 5213 000 1 LEVER TRAY 1 5 FB2 5214 020 1 HOLDER PICK UP SHAFT 1 6 FB2 5215 020 1 GEAR 26T 1 7 FB2 5216 000 1 PLATE 1 8 FB2 5217 000 2 ROLLER 1 9 FB2 5425 000 1 TRAY COPY 1 2 0 FB2 5426 000 1 TRAY COPY 2 2 1 FB2 5428 000 1 TRAY COPY SUB 2 2 FB2 5500 000 1 SCREW M4X12...

Page 527: ...SHEET GLASS PROTECTIVE 3 3 FF5 3903 030 1 COVER TOP NP6412 FF5 3920 040 1 COVER TOP NP6412F 3 3 A FB2 4790 020 2 SHEET GLASS 3 3 B FB2 5507 000 1 LABEL WARNING RIGHT PLATE NP6412 3 4 FF5 3905 000 1 GUIDE PAPER JUMP NP6412F 3 4 A FB3 0817 000 1 LABEL PAPER SIZE NP6412F 3 5 FF5 6741 000 1 PANEL UPPER FRONT NP6412 FF5 6742 000 1 PANEL UPPER FRONT NP6412F 3 6 FS5 2769 000 2 SPRING COMPRESSION 3 7 FS5 ...

Page 528: ...GURE 100 SEE FIGURE 100 SEE FIGURE 100 SEE FIGURE 161 17 18 508 507 28 33 30 39 19 58 51 37 61 29 38 52 Z Y W X U V A A 506 34 41 504 21 36 40 31 47 35 16 50 44 44A 32 503 20 56 502 62 60 24 10 9 23 55 FIGURE 101 UPPER MAIN BODY 1 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 101 1 ...

Page 529: ...14 J101 J102 J9 J12 J202 J203 J204 J5 J103 J104 J105 J109 NP6412F J15 53 56 26 505 63 2 501 3 4 48 43 45B 42 49 58 1 8 7 11 8 5 B B 46 6 25 15 45 14 43A 59 45A 45A 54 54 FIGURE 101 UPPER MAIN BODY 2 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 101 2 ...

Page 530: ...LENS 1 2 FB2 4734 000 1 SHEET 1 1 3 FB2 4736 000 1 SHEET 2 1 4 FB2 4792 000 1 HOOK WIRE STOPPING 1 5 FB2 4840 000 1 SHEET 7 1 6 FB2 4866 020 1 BLOCK HOOK FRONT 1 7 FB2 4870 000 1 HOOK REAR 1 8 FB2 4871 000 1 LEVER SWITCH 1 9 FB2 4872 000 1 ACTUATOR 2 0 FB2 4873 000 1 PLATE GROUNDING 2 1 FB2 4875 000 1 PLATE LEVER GROUNDING 2 2 FB2 4877 000 1 SPRING TORSION 2 3 FB2 4942 000 1 GUIDE SENSOR 2 4 FB2 4...

Page 531: ...SEMBLY 4 2 FF5 2867 020 1 PULLEY IDLER 4 3 FF5 3716 000 1 SHEET 2 4 3 A FB2 5058 000 1 SHEET 4 4 4 FF5 3912 000 1 SUPPORT FAN FRONT 4 4 A FB3 0625 000 1 PLATE FAN GROUNDING 4 5 FG5 3550 000 1 DC CONTROLLER CABLE NP6412 FG5 5509 000 1 DC CONTROLLER CABLE NP6412F 4 5 A WT2 5041 000 2 CLAMP CABLE 4 5 B VS1 5057 008 1 CONNECTOR SNAP TIGHT NP6412F J102 4 6 FN5 4021 000 1 MIRROR 6 4 7 FS5 2797 000 1 SPR...

Page 532: ...794 000 4 SCREW RS M3X6 6 2 XA9 0813 000 1 SCREW RS M3X8 6 3 XD9 0136 000 1 RING E 5 0 1 XB1 2300 609 3 SCREW MACH TRUSS HEAD M3X6 5 0 2 XB2 7300 607 6 SCREW W WASHER M3X6 5 0 3 XB4 7300 609 1 SCREW TAPPING TRUSS HEAD M3X6 5 0 4 XB4 7300 609 1 SCREW TAPPING TRUSS HEAD M3X6 5 0 5 XB4 7300 809 3 SCREW TAPPING TRUSS HEAD M3X8 5 0 6 XB4 7300 809 1 SCREW TAPPING TRUSS HEAD M3X8 5 0 7 XB4 7300 809 2 SCR...

Page 533: ...SL1 SL4 J6 J3 J119 CNT1 NP6412F NP6412F 220V P1 J4 J3 J501 J15 J201 120V P1 502 68 2 7 8 3 34 64 504 52 41 5 60 21 23 514 22 65 97 508 89 66 100 514 76 510 505 60A 86 86 85 63 62 9 96 511 20 503 1 501 10 512 61 92 94 A B B A FIGURE 102 LOWER MAIN BODY 1 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 102 1 ...

Page 534: ...EE FIGURE 240 SEE FIGURE 250 NP6412F NP6412F 29 76 30 75 82 84 33 51 55 37 77 C C 11 79 11 79 38 17 18 17 18 16 53 87 50 49 43 78 513 509 93 507 FIGURE 102 LOWER MAIN BODY 2 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 102 2 ...

Page 535: ... 2 HOLDER ROLLER 1 2 FB2 5031 000 1 ROLLER DELIVERY 1 3 FB2 5032 000 1 GUIDE ENTRANCE 1 4 FB2 5033 020 1 GUIDE LOWER DELIVERY 1 5 FB2 5034 000 1 HOLDER ENTRANCE GUIDE 1 6 FB2 5040 000 1 ROLLER CLEANING 1 7 FB2 5041 000 2 BUSHING 1 8 FB2 5042 000 2 SPRING LEAF 1 9 FB2 5043 000 1 ROLLER PRESSURE 2 0 FB2 5060 000 1 SHIELD NOISE 2 1 FB2 5162 000 1 RING RATCHET 2 2 FB2 5163 000 1 SPRING CLUTCH 2 3 FB2 ...

Page 536: ...000 1 FLAG SENSING 2 4 3 FB2 5392 020 1 PLATE FLAG HOLDING 4 4 FB3 0732 000 1 SHAFT SLIDE 2 NP6412 FB3 0837 000 1 SHAFT SLIDE 2 NP6412F 4 5 FB3 0743 000 1 ARM PRESSURE RELEASE 4 6 FB3 0744 000 1 BUSHING SWING 4 7 FB3 0745 000 1 GUIDE REGISTRATION UPPER 4 8 FB3 0748 000 1 BUSHING UPPER REGISTRATION 4 9 FB3 0831 000 1 LEVER SUPPORT NP6412F 5 0 FB3 0832 000 1 HOLDER LEVER NP6412F 5 1 FB3 0840 000 1 F...

Page 537: ... GEAR 17T 18T 7 0 FS5 0915 000 1 GEAR 14T 7 1 FS5 1440 000 1 BUSHING REGISTRATION REAR 7 2 FS5 2351 000 1 SPRING CLUTCH 7 3 FS5 2767 000 1 SPRING TENSION 7 4 FS5 2771 000 2 SPRING TENSION 7 5 FS5 2772 000 1 SPRING TENSION 7 6 FS5 2773 000 2 SPRING TENSION 7 7 FS5 2778 000 1 SPRING COMPRESSION 7 8 FS5 2783 000 2 SPRING TENSION 7 9 FS5 2798 000 2 SPRING COMPRESSION 8 0 FS5 2799 000 2 SPRING TORSION ...

Page 538: ...9 0773 000 9 SCREW P M4X12 9 9 XD9 0134 000 6 RING E 1 0 0 XD9 0134 000 2 RING E 5 0 1 XB1 2300 409 2 SCREW MACH TRUSS HEAD M3X4 5 0 2 XB1 2300 509 2 SCREW MACH TRUSS HEAD M3X5 5 0 3 XB1 2300 609 5 SCREW MACH TRUSS HEAD M3X6 NP6412F 5 0 4 XB1 2300 809 2 SCREW MACH TRUSS HEAD M3X8 5 0 5 XB2 7300 607 3 SCREW W WASHER M3X6 5 0 6 XB2 7300 607 1 SCREW W WASHER M3X6 5 0 7 XB2 7300 607 1 SCREW W WASHER M...

Page 539: ...661 000 1 KEY TOP START 2 FB3 0662 000 1 KEY TOP CLEAR STOP 3 FB3 0663 000 1 KEY TOP NUMBER 4 FB3 0664 000 1 KNOB DENSITY CONTROL 5 FB3 0665 000 1 COVER LED 6 FB3 0666 020 1 KEY TOP FUNCTION 1 7 FB3 0667 020 1 KEY TOP FUNCTION 2 8 FB4 1142 000 1 PANEL CLEAR SEE NOTE 2 NP6412 NUM NUN FB4 2419 000 1 PANEL CLEAR SEE NOTE 2 NP6412 NVE FB4 1143 000 1 PANEL CLEAR SEE NOTE 2 NP6412 PTL FB4 1144 000 1 PAN...

Page 540: ...1 BRUSH CLEANING 2 FB1 8870 000 1 SHEET COPYBOARD 3 FB2 5423 000 1 COVER COPYBOARD LARGE 4 FB2 5424 000 1 COVER COPYBOARD SMALL 5 FB3 3406 000 1 LABEL CAUTION DRUM CHANGE NP6412 PGP TYPE ENGLISH SEE NOTE FB3 3407 000 1 LABEL CAUTION DRUM CHANGE NP6412 PGP TYPE FRENCH SPANISH SEE NOTE FIGURE 160 COPYBOARD COVER ASSEMBLY NP6412 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JA...

Page 541: ...5 53 24 49 53 53 53 10 25 49 49 11 59 45 SEE FIGURE 355 J6 MS1 J201 PI1 57 58 A A B C 506 68 502 507 501 509 69 508 66 3 63 3 62 26 55 56 55 503 34 16 16 34 67 37 2 FIGURE 161 ADF ASSEMBLY NP6412F 1 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 161 1 ...

Page 542: ...J5 J201 J105 J105 J202 J203 J203 J202 PI2 PI3 J1 J2 J102 J101 SEE FIGURE 101 42A 50 38 50 38 19 42 44A 44 14 43 21 31 33 U C B 46 1 510 502 64 36 36 35 504 FIGURE 161 ADF ASSEMBLY NP6412F 2 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 161 2 ...

Page 543: ...0 1 FLAG SENSOR 1 3 FB3 3325 000 1 MOUNT SENSOR 1 4 FB3 3326 000 1 COVER POCKET 1 5 FB3 3330 000 1 SPRING TORSION 1 6 FB3 3332 000 4 ROLLER RUBBER 1 7 FB3 3335 000 1 COVER PAD 1 8 FB3 3336 000 1 ROLLER GUIDE 1 9 FB3 3338 000 1 SHEET 2 2 0 FB3 3342 000 1 FLAG SENSOR 1 2 1 FB3 3343 000 1 SPRING TORSION 2 2 FB3 3344 000 1 FLAG SENSOR 2 2 3 FB3 3345 000 1 SPRING TORSION 2 4 FB3 3346 000 1 SHAFT REGIST...

Page 544: ...000 1 FLAPPER 4 1 FF5 6753 000 1 HANDLE UPPER 4 1 A FB3 3318 000 1 SHEET FRONT REGISTRATION 4 1 B FB4 1154 000 1 SHEET INLET 4 1 C FS6 8091 000 1 LABEL PUSH 4 2 FG2 7467 000 1 CABLE INTERFACE J1 2 101 102 4 2 A WE8 0098 000 1 FERRITE CORE 4 3 FG2 7469 000 1 CABLE SENSOR 1 J5 105 201 4 4 FG2 7470 000 1 CABLE SENSOR 2 J105 202 203 4 4 A VS1 5057 006 1 CONNECTOR SNAP TIGHT J105 4 5 FG2 7471 000 1 CAB...

Page 545: ...8 6 4 XA9 0605 000 13 SCREW M4X8 6 5 XA9 0632 000 1 SCREW RS M4X26 6 6 XA9 0632 000 2 SCREW RS M4X26 6 7 XA9 0633 000 1 SCREW RS M4X8 6 8 XA9 0976 000 4 SCREW P M4X16 6 9 XG9 0237 000 2 BEARING BALL 5 0 1 XB1 2301 209 1 SCREW MACH TRUSS HEAD M3X12 5 0 2 XB1 2400 609 2 SCREW MACH TRUSS HEAD M4X6 5 0 3 XB1 2400 609 2 SCREW MACH TRUSS HEAD M4X6 5 0 4 XB2 6300 607 1 SCREW W WASHER M3X6 5 0 5 XB4 7301 ...

Page 546: ...E 4 FB3 3397 000 1 TRAY SUB NP6412F INCH SIZE SEE NOTE 5 FF5 6756 000 1 GUIDE SLIDE FRONT 5 A FB3 3392 000 1 RUBBER STOP 6 FF5 6757 000 1 GUIDE SLIDE REAR 6 A FB3 3392 000 1 RUBBER STOP 6 B FS6 8196 000 1 LABEL PAPER HEIGHT 7 FF5 6758 000 1 TRAY DOCUMENT 7 A FS6 8092 000 1 LABEL DOCUMENT SET OPERATE 8 FS6 8197 000 1 LABEL PAPER SIZE NP6412F SEE NOTE 5 0 1 XB1 2400 609 1 SCREW MACH TRUSS HEAD M4X6 ...

Page 547: ...12 14 NOTE This assembly does not include the parts shown with key No 3 5 10 and 15 A A M2 J5 SL3 J5 J110 J15 FIGURE 220 SCANNER DRIVE ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 220 1 ...

Page 548: ...110 7 FH7 5564 000 1 SOLENOID DC24V SL3 J5 8 FS5 0917 000 1 GEAR 40T 9 FS5 0918 000 1 GEAR 24T 39T 1 0 FS5 0919 000 1 GEAR 53T SEE NOTE 1 1 FS5 1439 000 1 BUSHING 1 2 FS5 2821 000 1 SPRING TENSION 1 3 VS1 5057 002 1 CONNECTOR SNAP TIGHT J5 1 4 VS1 5057 006 1 CONNECTOR SNAP TIGHT J15 1 5 XA9 0187 000 1 SCREW M3X6 SEE NOTE 1 6 XA9 0760 000 2 SCREW RS M3X6 1 7 XD9 0136 000 2 RING E 5 0 1 XB1 2300 409...

Page 549: ...1 NOTE This assembly does not include the parts shown with key No 2 3 5 6 7 8 11 19 20 502 503 and 504 1 502 501 504 503 20 FIGURE 230 MAIN DRIVE ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 230 1 ...

Page 550: ... FF5 2888 000 1 PLATE SWING 1 1 FH6 1209 000 1 MOTOR DC24V SEE NOTE M1 J901 1 2 FS5 0905 000 1 GEAR 58T 35T 1 3 FS5 0906 000 1 GEAR 48T 34T 1 4 FS5 0907 000 1 GEAR 41T 1 5 FS5 0908 000 1 GEAR 25T 1 6 FS5 2785 000 1 SPRING TENSION 1 7 FS5 6393 000 1 ROLLER IDLER 1 8 XA9 0760 000 4 SCREW RS M3X6 1 9 XA9 0760 000 AR SCREW RS M3X6 SEE NOTE 2 0 XA9 0762 000 1 SCREW RS M3X8 SEE NOTE 5 0 1 XB1 2300 609 1...

Page 551: ...5 3501 000 1 DELIVERY DRIVE ASSEMBLY 1 FB2 5052 000 1 SHAFT GEAR 2 FS5 0911 000 1 GEAR 20T 3 FS5 0912 000 1 GEAR 40T 39T 4 FS5 2786 000 1 SPRING COMPRESSION FIGURE 240 DELIVERY DRIVE ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 240 1 ...

Page 552: ...RIVE ASSEMBLY 1 FB2 5198 000 1 GEAR 32T 2 FB2 5199 000 1 SPRING TORSION 3 FF5 2874 000 1 PLATE SWING 4 FS5 0890 000 1 GEAR 32T 5 FS5 0900 000 1 GEAR 18T 6 XD9 0136 000 3 RING E FIGURE 250 PAPER PICK UP DRIVE ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 250 1 ...

Page 553: ...J103 J3 506 6 12 26 3 27 11 9 22 10 13 505 29 1 501 503 507 504 502 NOTE This assembly does not include the parts shown with key No 3 and 29 FIGURE 290 ADF DRIVE ASSEMBLY NP6412F COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 290 1 ...

Page 554: ... UP ROLLER 1 2 FB4 1151 000 1 ROLLER PAPER PICK UP 1 3 FF3 1070 000 1 CABLE GROUNDING 1 4 FF5 4681 000 1 PLATE CHANGE 1 5 FF5 6754 000 1 MOUNT DRIVER 1 6 FG2 7468 000 1 CABLE MOTOR 1 7 FH6 1237 000 1 STEPPING MOTOR DC24V 1 8 FH6 1238 000 1 MOTOR DC24V 1 9 FS1 1190 000 1 BUSHING 2 0 FS1 1213 000 1 BUSHING 2 1 FS5 3457 000 1 GEAR 14T 44T 2 2 FS5 9362 000 1 SCREW STEPPED M4 2 3 FS6 0613 000 1 GEAR 40...

Page 555: ...W MACH PAN HEAD M2 6X3 5 0 2 XB1 2400 609 1 SCREW MACH TRUSS HEAD M4X6 5 0 3 XB1 2402 009 2 SCREW MACH TRUSS HEAD M4X20 5 0 4 XD2 1100 502 1 RING E 5 0 5 XD2 1200 322 2 RING E 5 0 6 XD3 2200 122 1 PIN DOWEL 5 0 7 XD3 2200 142 1 PIN DOWEL COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 290 3 ...

Page 556: ...24 11 25 502 9 29 26 14 28 13 3 4 30 10 31 8 7 11 2 18 15 501 6 12 32 33 34 LTR NP6412F 23 21 22 5 FIGURE 300 CASSETTE COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 300 1 ...

Page 557: ... 1 2 FB2 5409 000 1 LABEL PLATE LIFTING EXCEPT LTR FB2 5445 000 1 LABEL INSTRUCTION LTR 1 3 FB2 5410 000 1 HOOK LATCH 1 4 FB2 5412 000 1 LABEL PAPER WARNING 1 5 FB2 5413 000 1 BRUSH GROUNDING 1 6 FB2 5414 020 1 BLOCK SIDE STOP RIGHT 1 7 FB2 5415 020 1 BLOCK SIDE STOP LEFT 1 8 FB2 5420 000 1 LABEL PAPER SIZE 1 9 FB2 6043 000 1 PLATE CATCH 1 2 0 FB2 6044 000 1 PLATE CATCH 2 2 1 FB3 3531 000 1 GUIDE ...

Page 558: ...RING TENSION 3 1 FS5 2810 000 1 SPRING COMPRESSION 3 2 FS6 8347 000 1 LABEL WARNING PAPER HEIGHT 3 3 FS6 8401 000 1 LABEL WARNING PAPER HEIGHT 3 4 XZ9 0422 000 1 SUPPORT STOP 5 0 1 XB1 2300 407 1 SCREW MACH TRUSS HEAD M3X4 5 0 2 XB4 7300 509 2 SCREW TAPPING TRUSS HEAD M3X5 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 300 3 ...

Page 559: ... 3531 000 1 PICK UP ROLLER ASSEMBLY CASSETTE 1 FA4 1159 000 1 RING RETAINING 2 FB1 8581 000 1 ROLLER MULTI FEED 5 0 1 XD3 2160 142 1 PIN DOWEL FIGURE 340 PAPER PICK UP ROLLER ASSEMBLY CASSETTE COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 340 1 ...

Page 560: ...3 505 2 17 4 5 6 10A 10 1 7 18 8 501 502 NOTE This assembly does not include the part shown with key No 18 FIGURE 355 ADF DELIVERY ASSEMBLY NP6412F COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 355 1 ...

Page 561: ... 3381 000 1 SHEET JUMP 1 0 FF5 4686 000 1 PLATE DELIVERY GUIDE 1 0 A FB3 3389 000 1 ELIMINATOR STATIC CHARGE 2 1 1 FS1 1205 000 2 BUSHING 1 2 FS1 1341 000 2 BUSHING 1 3 FS1 1422 000 1 BUSHING 1 4 FS5 3459 000 1 PULLEY 14T 1 5 FS5 3460 000 1 PULLEY 26T 1 6 FS5 6455 000 2 ROLLER 2 1 7 FS6 2375 000 1 SPRING COMPRESSION 1 8 XA9 0633 000 1 SCREW RS M4X8 SEE NOTE NP6412F 1 9 XF9 0562 000 1 BELT TIMING 5...

Page 562: ... 5 21 7 10 20A 1 FL1 J107 J401 J206 502 19 20 26 25 25 25 25 22 A A 503 NOTE This assembly does not include the part shown with key No 22 FIGURE 400 MIRROR ASSEMBLY 1 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 400 1 ...

Page 563: ...UB FRONT 1 4 FB2 4665 000 1 SHUTTER SUB REAR 1 5 FB2 4666 030 4 SCREW ADJUSTING 1 6 FB2 4667 020 1 FLAG 1 7 FB2 4669 020 4 BLOCK RAIL SLIDING 1 8 FF2 9728 000 1 CABLE MIRROR ASSEMBLY 1 J206 1 9 FF2 9729 000 1 CABLE MIRROR UNIT 1 SENSOR J107 401 2 0 FF5 2889 000 1 COVER SENSOR 2 0 A FB1 0715 000 1 FILTER LIGHT DENSITY 2 1 FG5 3541 000 1 INTENSITY AE SENSOR PCB ASS Y 2 2 FH7 3272 000 1 LAMP FLUORESC...

Page 564: ... PART NUMBER R A N K Q T Y DESCRIPTION SERIAL NUMBER REMARKS 400 5 0 3 XB4 7300 809 3 SCREW TAPPING TRUSS HEAD M3X8 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 400 3 ...

Page 565: ...ITIONING FRONT 5 FB2 4678 020 1 PLATE WIRE POSITIONING REAR 6 FF5 2899 000 1 HOLDER MIRROR FRONT 7 FF5 2900 000 1 HOLDER MIRROR REAR 8 FN5 4019 000 2 MIRROR 2 3 9 XA9 0911 000 3 SETSCREW M3X8 1 0 XD9 0136 000 2 RING E 5 0 1 XB4 7300 809 2 SCREW TAPPING TRUSS HEAD M3X8 5 0 2 XB4 7301 009 2 SCREW TAPPING TRUSS HEAD M3X10 5 0 3 XB7 2200 409 1 NUT HEX M4 FIGURE 401 MIRROR ASSEMBLY 2 COPYRIGHT 1997 CAN...

Page 566: ...REAR 3 FF5 2901 000 1 SPRING LEAF MIRROR 4 FRONT 4 FF5 2902 000 1 SPRING LEAF MIRROR 4 REAR 5 FN5 4020 000 2 MIRROR 4 5 6 XA9 0911 000 3 SETSCREW M3X8 5 0 1 XB1 2300 609 1 SCREW MACH TRUSS HEAD M3X6 5 0 2 XB1 2300 809 1 SCREW MACH TRUSS HEAD M3X8 5 0 3 XB4 7300 809 1 SCREW TAPPING TRUSS HEAD M3X8 FIGURE 402 ZOOM MIRROR ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN ...

Page 567: ... PS5 J19 J801 J121 J20 J21 J120 PGP TYPE 27 11 22 21 28 30 12 13 29 21A 14 15 8 502 501 10 502 7 502 4 5 16A 6 18 FIGURE 450 BLANK EXPOSURE LAMP ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 450 1 ...

Page 568: ...OOL PROOF ARM 1 4 FB3 0811 020 1 SPRING LEAF FRONT 1 5 FB3 0815 020 1 SPRING LEAF REAR 1 6 FF2 9731 000 1 CABLE BLANK EXPOSURE LAMP J106 601 602 1 6 A WT2 5041 000 1 CLAMP CABLE 1 7 FF3 0471 000 1 CABLE EXPO LAMP LIMIT SENSOR J19 121 801 1 8 FF3 0473 000 1 CABLE PGP PCB UNIT PGP TYPE J20 21 120 1 9 FF5 3901 000 1 MOUNT LAMP FRONT 2 0 FF5 3902 000 1 MOUNT LAMP REAR 2 1 FF5 3904 000 1 COVER PRE COND...

Page 569: ...50 2 8 WG8 5001 000 1 PHOTO INTERRUPTER TLP1231 PS5 J19 2 9 XA9 0650 000 2 SCREW M3X6 3 0 XA9 0760 000 1 SCREW RS M3X6 5 0 1 XD2 1100 372 1 RING E 5 0 2 XD3 2200 062 3 PIN DOWEL COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 450 3 ...

Page 570: ...05 18 6 502 16 16A 7 17 15B 19 501 19 3 20 4 4 20 20 20 4 4 21 5 15A 15 8 VZ1 10 11 13 9 12 22 FIGURE 530 TRANSFER ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 530 1 ...

Page 571: ...4 FF2 9779 000 1 VARISTOR VZ1 1 5 FF5 2870 000 1 ELIMINATOR STATIC CHARGE 1 5 A FA9 3063 000 1 BUSHING 1 5 B FB2 5153 000 1 FILM STATIC ELIMINATOR 1 6 FF5 2871 020 1 ROLLER TRANSFER 1 6 A FS5 2335 000 1 SPRING COMPRESSION 1 7 FF5 3713 000 1 ELIMINATOR STATIC CHARGE 1 8 FF5 3720 000 1 GUIDE TRANSFORMER 1 9 FS5 2774 000 4 SPRING COMPRESSION 2 0 FS5 2784 000 4 SPRING COMPRESSION 2 1 VR5 2650 103 4 RE...

Page 572: ...RE KEY NO PART NUMBER R A N K Q T Y DESCRIPTION SERIAL NUMBER REMARKS 530 5 0 5 XD1 2100 307 2 WASHER PLAIN COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 530 3 ...

Page 573: ... 2 4 11 14 9 37 5 31 30 33 32 8 19 35 16 12 A A 23A 23A 23B 23B 23 22 17 22A 22B 22D 22C 22D 22E 22E 22B 503 501 502 27 3 15 1 36 FIGURE 640 DEVELOPING ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 640 1 ...

Page 574: ...2 SEAL D S VERTICAL 1 3 FB3 0714 000 1 SEAL D S FRONT 1 4 FB3 0715 000 1 SHEET SHUTTER CLEANING 1 5 FB3 0716 000 1 SEAL OPEN GUIDE 2 1 6 FB3 0718 000 1 SEAL D S REAR 1 7 FB3 0721 000 1 PLATE SEAL GUIDE 1 8 FB3 0722 000 3 SEAL GEAR 1 9 FB3 0724 000 1 ARM SHUTTER PRESSURE 2 0 FB3 0726 000 1 ROLLER REAR 2 1 FB3 0788 000 1 SEAL POSITIONING 2 2 FF5 3907 020 1 COVER DEVELOPING 2 2 A FB3 0712 000 1 SEAL ...

Page 575: ...FS6 0439 000 1 GEAR 14T 3 0 FS6 0440 000 1 GEAR 67T 3 1 FS6 0442 000 1 GEAR 14T 38T 3 2 FS6 0443 000 1 GEAR 15T 18T 37T 3 3 FS6 0445 000 1 GEAR 15T 3 4 FS6 0446 000 2 GEAR 14T 3 5 FS6 2238 000 1 SPRING TENSION 3 6 XA9 0942 000 3 SCREW M3X6 3 7 XG9 0177 000 2 BALL BEARING 5 0 1 XB4 7300 809 7 SCREW TAPPING TRUSS HEAD M3X8 5 0 2 XB4 7301 009 4 SCREW TAPPING TRUSS HEAD M3X10 5 0 3 XD2 1100 502 1 RING...

Page 576: ...10 14 8 9 12 6 VZ2 PS4 J11 J112 SEE FIGURE 811 503 3 11 13 2 502 5 1 4 501 7 FIGURE 810 FIXING ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 810 1 ...

Page 577: ... 5022 000 1 WIRE 7 FB2 5070 000 1 SPRING TORSION 8 FF2 9733 000 1 CABLE SENSOR J11 112 9 FF2 9779 000 1 VARISTOR VZ2 1 0 FS5 0914 000 1 GEAR 17T 1 1 FS5 2794 000 1 SPRING TORSION 1 2 FS5 2795 000 1 SPRING TENSION 1 3 FS5 2796 000 3 SPRING TENSION 1 4 WG8 5001 000 1 PHOTO INTERRUPTER TLP1231 PS4 J11 5 0 1 XB1 2300 409 6 SCREW MACH TRUSS HEAD M3X4 5 0 2 XB2 6300 607 2 SCREW W WASHER M3X6 5 0 3 XD2 2...

Page 578: ...0 1 FIXING FILM REPLACEMENT KIT 10 SET KIT 1 NPN 1 SPATULA 2 NPN 1 FIXING FILM 3 NPN 1 COATING GREASE 4 NPN 1 FILM REPLACEMENT PROCEDURE 5 0 1 XD2 1100 502 1 RING E FIGURE 811 FIXING FILM REPLACEMENT KIT COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 811 1 ...

Page 579: ... J951 NOTE This assembly does not include the part shown with key No 4 FIGURE 910 DC POWER SUPPLY PCB ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 910 1 ...

Page 580: ... 1 CHOKE COIL SN14 8000 220V L 4 0 1 FH3 7169 000 1 COIL CHOKE Q5 0 1 FF3 0416 000 1 IC UPD18001GC 120 3BH HYBRID R3 0 3 FH4 9169 000 1 RESISTOR 44MOHM 0 091W R3 0 6 RH6 3069 000 1 RESISTOR 40MOHM 0 625W R3 1 3 FH9 0367 000 1 RESISTOR 100 OHM 1W R3 1 6 FH9 0367 000 1 RESISTOR 100 OHM 1W R3 2 2 FH4 9163 000 1 RESISTOR 2MOHM 0 85W R3 2 8 FH4 9186 000 1 RESISTOR 16 9MOHM 1 10W R4 1 3 RH6 3069 000 1 R...

Page 581: ...3 0666 000 1 TRANSFORMER 220V T 2 0 1 FH3 0668 000 1 TRANSFORMER T 3 0 1 FH3 0569 000 1 TRANSFORMER INVERTER T 3 0 2 FH3 0660 000 1 TRANSFORMER T 4 0 1 FH3 0734 000 1 TRANSFORMER TRANSFER T 4 0 2 FH3 0735 000 1 TRANSFORMER COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 910 3 ...

Page 582: ...own in Figure 130 915 FG5 5497 000 1 CONTROL PANEL PCB ASSEMBLY NP6412 SEE NOTE 1 FG5 5469 000 1 CONTROL PANEL PCB ASSEMBLY NP6412F SEE NOTE 1 1 FB2 4900 000 1 SPACER 2 FB2 4901 000 1 PLATE GROUNDING 3 FH2 6231 000 1 CABLE FLAT SEE NOTE 2 L ED3 1 5 FH7 3277 000 1 LED 7 SEGMENT FIGURE 915 CONTROL PANEL PCB ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME ...

Page 583: ...M Q1 0 1 FH4 1251 090 1 IC HD6433042T12F CPU Q1 4 2 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 4 3 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 4 4 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 4 5 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 6 3 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 6 4 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 8 0 FH9 0483 000 1 TRANSISTOR 2SD1929 Q1 8 5 FH9 0483 000 1 TRANSISTOR 2SD1929 X1 0 1 FH6 3494 000 1 OSCIL...

Page 584: ...BER REMARKS 1 Q2 935 FG2 9891 000 1 ADF DC CONTROLLER PCB ASSEMBLY NP6412F 1 FF3 3126 000 1 IC M27C256B 15F1 EP ROM Q2 FIGURE 935 ADF CONTROLLER PCB ASSEMBLY NP6412F COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 935 1 ...

Page 585: ... 9769 000 1 CABLE INLET 1 2 FF2 9770 000 1 CABLE INLET 2 3 WD9 5028 000 2 HOLDER FUSE F U5 0 1 VD7 0461 202 1 FUSE 125V 12A 120V VD7 1506 301 1 FUSE 250V 6 3A 220V L 5 0 1 FH9 0484 000 1 NOISE FILTER NCN012 120V VL5 0390 086 1 NOISE FILTER SC 05 80J 220V FIGURE 940 NOISE FILTER PCB ASSEMBLY COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON 940 1 ...

Page 586: ... J5 J12 J9 J7 J10 J11 J110 J108 J751 J107 J102 J117 J8 J9 J901 J205 J401 J402 J403 J211 J206 J207 J2 J18 J101 J112 J106 J109 J122 J601 J602 J4 J3 J6 J5 J12 J9 J7 J10 J11 J110 J108 J751 J107 J102 J117 J8 J9 J901 J205 J401 J402 J403 J211 J206 J207 J2 J18 J15 J20 J21 J851 FIGURE B LIST OF CONNECTORS 1 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON B 1 ...

Page 587: ... J111 J801 J19 J951 J954 J214 J202 J203 J204 J201 J501 J119 J302 J303 J121 J105 J103 J104 J301 J111 J801 J19 J951 J954 J214 J202 J203 J204 J103 J104 J3 J5 J2 J1 J6 J202 J201 J101 J102 J203 J202 J105 J105 J114 NP6412F FIGURE B LIST OF CONNECTORS 2 2 COPYRIGHT 1997 CANON INC CANON NP6412 6412F REV 0 DEC 1997 PRINTED IN JAPAN IMPRIME AU JAPON B 2 ...

Page 588: ...NNECTOR SNAP TIGHT PCB ADF CONTROLLER NP6412F VS1 0842 007 1 CONNECTOR 7P FEMALE NP6412F J 4 NPN REGIST CLUTCH SOLENOID SL2 VS1 0842 002 1 CONNECTOR 2P FEMALE VS1 5057 002 1 CONNECTOR SNAP TIGHT J 5 NPN LENS DRIVE SOLENOID SL3 VS1 0842 002 1 CONNECTOR 2P FEMALE VS1 5057 002 1 CONNECTOR SNAP TIGHT PCB ADF CONTROLLER NP6412F VS1 0842 009 1 CONNECTOR 9P FEMALE NP6412F J 6 NPN MULTI FEED P PICK UP SOL...

Page 589: ... POSITION SENSOR PS2 VS1 0842 003 1 CONNECTOR 3P FEMALE J 1 5 VS1 0842 006 2 CONNECTOR 6P FEMALE VS1 5057 006 1 CONNECTOR SNAP TIGHT J 1 9 NPN WASTE TONER SENSOR PS5 VS1 0842 003 1 CONNECTOR 3P FEMALE J 2 0 VS1 0842 007 1 CONNECTOR 7P FEMALE PGP TYPE WS6 5092 000 1 CONNECTOR 14P MALE PGP TYPE J 2 1 VS1 0842 011 1 CONNECTOR 7P FEMALE PGP TYPE WS6 5092 000 1 CONNECTOR 14P MALE PGP TYPE J 1 0 1 PCB D...

Page 590: ...DC CONTROLLER VS1 0279 006 1 CONNECTOR 6P FEMALE WS3 0437 000 6 SOCKET CONTACT 20 30AWG VS1 0842 006 2 CONNECTOR 6P FEMALE NP6412F VS1 5057 006 1 CONNECTOR SNAP TIGHT NP6412F J 1 0 6 PCB DC CONTROLLER VS1 5824 002 1 CONNECTOR 2P FEMALE WS3 5358 000 2 SOCKET CONTACT 22 26AWG J 1 0 7 PCB DC CONTROLLER VS1 0279 005 1 CONNECTOR 5P FEMALE WS3 0437 000 5 SOCKET CONTACT 20 30AWG J 1 0 8 PCB DC CONTROLLER...

Page 591: ...URE SOLENOID SL5 J 2 0 1 PCB DC POWER SUPPLY WS3 5174 000 2 SOCKET CONTACT 16 20AWG WS3 5175 000 1 CONNECTOR 2P FEMALE NPN PAPER DELIVERY SENSOR NP6412F PI1 VS1 0842 003 1 CONNECTOR 3P FEMALE NP6412F J 2 0 2 PCB DC POWER SUPPLY VS3 5083 006 1 CONNECTOR 6P FEMALE WS3 5160 000 6 SOCKET CONTACT 18 24AWG NPN REGISTRATION SENSOR NP6412F PI2 VS1 0842 003 1 CONNECTOR 3P FEMALE NP6412F J 2 0 3 PCB DC POWE...

Page 592: ...SUPPLY VS1 0861 003 1 CONNECTOR 3P FEMALE J 3 0 1 PCB CONTROL PANEL FH2 6231 000 1 CABLE FLAT J 3 0 2 PCB CONTROL PANEL VS1 0978 002 1 CONNECTOR 2P MALE J 3 0 3 PCB CONTROL PANEL VS1 0978 002 1 CONNECTOR 2P MALE J 4 0 1 PCB INTENSITY AE SENSOR VS1 0279 005 1 CONNECTOR 5P FEMALE WS3 0437 000 5 SOCKET CONTACT 20 30AWG J 4 0 2 PCB INTENSITY AE SENSOR VS1 0978 002 1 CONNECTOR 2P MALE J 4 0 3 PCB INTEN...

Page 593: ...42 005 1 CONNECTOR 5P FEMALE J 8 0 1 PCB BLANK EXPOSURE LAMP VS1 0842 002 1 CONNECTOR 2P FEMALE J 8 5 1 PCB PGP BOARD PGP TYPE VS1 0861 006 1 CONNECTOR 6P MALE PGP TYPE J 9 0 1 NPN MAIN MOTOR M1 VS1 0842 006 1 CONNECTOR 6P FEMALE J 9 5 1 PCB TONER SENSING VS1 5824 002 1 CONNECTOR 2P FEMALE WS3 5358 000 2 SOCKET CONTACT 22 26AWG J 9 5 4 PCB TONER SENSING VS1 0842 003 1 CONNECTOR 3P FEMALE COPYRIGHT...

Page 594: ...00 FB2 5310 000 FB2 5311 000 FB2 5380 030 FB2 5381 000 FB2 5382 000 FB2 5383 020 FB2 5385 000 FB2 5388 000 FB2 5392 020 FB2 5402 020 FB2 5403 020 FB2 5404 020 FB2 5405 000 FB2 5406 020 FB2 5407 020 FB2 5408 000 FB2 5409 000 FB2 5410 000 FB2 5412 000 FB2 5413 000 FB2 5414 020 101 101 915 915 230 102 102 102 102 102 530 101 101 810 810 810 810 810 810 102 102 102 102 102 102 102 102 102 240 100 100 ...

Page 595: ...000 FF5 3728 000 FF5 3729 000 FF5 3901 000 FF5 3902 000 FF5 3903 030 FF5 3904 000 FF5 3905 000 FF5 3907 020 FF5 3908 000 FF5 3910 020 FF5 3912 000 FF5 3913 000 FF5 3920 040 FF5 3927 000 FF5 3928 020 FF5 4674 000 FF5 4677 000 FF5 4679 000 FF5 4681 000 FF5 4685 020 FF5 4686 000 FF5 6741 000 FF5 6742 000 FF5 6753 000 100 130 230 230 230 230 400 400 101 450 101 810 101 530 530 530 530 530 940 940 910 ...

Page 596: ...00 FS6 8092 000 FS6 8195 000 FS6 8196 000 FS6 8197 000 FS6 8347 000 FS6 8401 000 ME1 0059 000 RH6 3069 000 VD7 0215 001 VD7 0461 202 VD7 0642 501 VD7 1506 301 VL5 0390 086 VR5 2650 103 VS1 0279 004 VS1 0279 005 VS1 0279 006 VS1 0842 002 VS1 0842 003 VS1 0842 004 VS1 0842 005 VS1 0842 006 VS1 0842 007 161 355 290 640 640 640 640 640 640 640 290 290 290 290 290 290 450 450 450 102 102 102 102 640 10...

Page 597: ... 1 8 1 9 3 0 4 2 6 0 2 0 9 7 9 8 6 1 6 2 2 6 9 6 3 6 6 8 5 0 1 5 0 1 5 0 1 5 0 1 5 0 2 5 0 1 5 0 1 5 0 3 5 0 1 5 0 1 5 0 1 5 0 1 5 0 2 5 0 4 5 0 2 5 0 1 5 0 2 5 0 3 5 0 1 5 0 2 5 0 2 5 0 2 5 0 3 5 0 4 5 0 2 5 0 2 5 0 5 5 0 6 5 0 7 5 0 8 5 0 2 5 0 2 5 0 3 5 0 4 5 0 5 5 0 6 5 0 7 5 0 3 5 0 1 5 0 3 5 0 3 5 0 1 5 0 9 5 0 2 5 0 2 XB4 7301 209 XB4 7400 809 XB4 7401 009 XB6 7300 609 XB6 7301 609 XB7 2200...

Page 598: ...Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DEPT 1 OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIV CANON INC Printed in Japan REVISION 0 DEC 1997 5 1 Hakusan 7 chome Toride shi Ibaraki 302 Japan ...

Page 599: ...PRINTED IN JAPAN IMPRIME AU JAPON ...

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