Philips 21PV375, Service Manual

Page 1: ...by BK 2003 Video Service Department Printed in Japan c Copyright reserved Subject to modification GB 3103 785 22240 Survey of versions 01 PAL BG EURO 07 PAL I UK IRELAND 39 PAL SECAM BG PAL SECAM L L FRANCE 58 PAL BG DK SECAM BG DK EAST EURO 21PV375 01 07 39 58 For technical data reference is made to the Service Manual of 14PV374 01 07 39 58 14PV375 01 07 39 58 3103 785 22220 The present Manual st...

Page 2: ...1 4 3 T6500IB OPERATING CONTROLS AND FUNCTIONS 21PV375 01 07 39 58 ...

Page 3: ...1 4 4 T6500IB ...

Page 4: ... the Table Reference Notes in the Table 1 Removal of the Rear Cabinet Remove four screws S 1 and two screws S 2 Disconnect connector CN151 and remove the Rear Cabinet Caution Discharge the Anode Lead of the CRT with the CRT Ground Wire before removing the Anode Cap 2 Removal of the Power Unit and Tray Chassis Unit Discharge the Anode Lead of the CRT with the CRT Ground before removing the Anode Ca...

Page 5: ...and remove the Top Shield 6 Removal of the Bottom Plate Remove a screw S 5 Then slide the Bottom Plate out front 7 Removal of the Deck Unit Remove seven screws S 6 screw S 7 and screw S 8 Then desolder connectors CN201 CL401 CL402 CL403 and lift up the Deck Unit 8 Removal of the Text CBA Remove screw S 9 and disconnect connectors CN751 and CN752 Then lift the Text CBA up 9 Removal of the Main CBA ...

Page 6: ... Power Knob S 3 S 3 S 3 S 3 3 Power Unit S 4 S 4 S 4 S 4 S 7 S 8 S 6 S 6 S 6 S 6 4 Tray Chassis Unit 9 TEXT CBA 8 DECK UNIT 10 MAIN CBA 6 Top Shield S 10 S 10 S 10 S 9 S 10 S 5 Text Holder 7 Bottom Plate 2 Power Unit and Tray Chassis Unit CL604 ...

Page 7: ...1 5 9 T6500DC Fig 4 S 11 S 11 S 11 S 11 Anode Cap 11 CRT CRT CBA ...

Page 8: ...52 CN751 CN201 CL402 CL401 CL403 CN151 CL302A CL603A CL301A CL501A CN601 CN552 CN551 CN602 CN901 CN902 CRT ANODE GND MAIN CBA H V POWER SUPPLY CBA TEXT CBA TO SPEAKER FE HEAD CYLINDER ASSEMBLY AC HEAD ASSEMBLY CAPSTAN MOTOR DECK UNIT TO DEGAUSS COIL CRT CBA ...

Page 9: ... system Receiving Channel VHF Low Input level 80dBµV 10 Ext input FRONT VIDEO IN JACK or REAR SCART JACK How to Set up the Service mode NOTE After replacing the IC202 Memory or Main CBA the set value in IC202 Memory will be lost So it is necessary to set up or adjust in the Service mode after its replacement Service Mode 1 Turn the power on Use main power on the TV unit 2 Press STANDBY ON 2 7 1 an...

Page 10: ...and size of screen image may not be properly displayed Note R590 H V Power Supply CBA 1 Connect Frequency Counter to R590 2 Set the unit to the Ext mode and no input is neces sary Enter the Service mode See page 1 6 10 3 Operate the unit for at least 20 minutes 4 Press 2 button on the remote control unit and select H Adj Mode 5 Press P P buttons on the remote control unit so that the display will ...

Page 11: ...ent into the TV VCR 2 Input the black raster signal from the video input jack VIDEO IN 3 Enter the Service Mode See page 1 6 10 4 To enter the DSPC mode press 1 button on the remote control unit Recording starts automatically and DSPC appears on the display 5 Recording continues for 10 seconds in SP mode Note Since the reference value of LP V ENV is computed from the reference value of SP V ENV th...

Page 12: ...control unit and select V S Mode Press 9 button then display will change to V P and V S 2 Input monoscope pattern and leave it for at least 20 minutes 3 Press P P buttons on the remote control unit so that the monoscope pattern is 90 5 of display size and the circle is round 7 V Shift Adjustment Purpose To obtain correct vertical position of screen image Symptom of Misadjustment If V position is i...

Page 13: ...creen control to minimum position Input the Black raster signal from RF or Ext input 3 Enter the Service Mode See page 1 6 10 Dimmed horizontal line appears on the CRT 4 To enter the C D S mode press the button on the remote control unit 5 To enter the CUT OFF R mode press 1 button on the remote control unit 6 Turn the screen control up until dimmed horizontal line appears 7 Press the P P buttons ...

Page 14: ...e 10 Turn off and on again to return to normal mode Re ceive APL 100 white signal and Check Chroma temperatures become 8500K x 290 y 300 3 Note Confirm that Cut Off Adj is correct after this adjustment and attempt Cut Off Adj if needed 11 Sub Brightness Adjustment Purpose To get proper brightness Symptom of Misadjustment If Sub Brightness is incorrect proper brightness cannot be obtained by adjust...

Page 15: ...he remote control unit Then select TINT TNT display 2 Press P P buttons on the remote control unit so that the value of TINT TNT becomes 68 SHARP SHP 1 Press MENU button on the remote control unit Then select SHARP SHP display 2 Press P P buttons on the remote control unit and select 0 13 Focus Adjustment Purpose Set the optimum Focus Symptom of Misadjustment If Focus Adjustment is incorrect blurr...

Page 16: ... if necessary The value will be changed in 0 5H steps up or down Adjustable range is up to 9 5H If the value is beyond adjustable range the display will change as Lower out of range 0 0H Upper out of range H 6 Turn the power off and on again Auto Adjustment 1 Load the test tape FL6A that have been recorded the Head Switching Position Value 2 Enter the service mode 3 Press 3 button on the remote co...

Page 17: ...ignment Procedures Mechanical Alignment Procedures Electrical Adjustment Instructions Electrical Adjustment Instructions 2 3 3 2 3 3 2 3 4 2 3 3 2 3 4 1 6 10 1 6 10 TEST POINTS NOT USED IN ELECTRICAL ADJUSTMENTS TP002 RF SW TP007 N A PB TP008 C PB J349F3 B OUT TP003 V OUT TP001 CTL IC202 J361G4 SECAM Black Level Adjustment TP504 GND TP503 B VR601 B ADJ R590 H Adjustment Focus control Upper side Sc...

Page 18: ... M M LOADING MOTOR CYLINDER ASSEMBLY CAPSTAN MOTOR SENSOR CBA ST SENSOR SENSOR CBA END SENSOR DRUM MOTOR PG SENSOR 4 C F R 1 CM 12V 20 5V 11 AL 12V 1 2 P ON 5V 3 6 FG GND 3 C FG 5 C CONT 10 M GND 7 LD CONT 8 D CONT 9 D PFG 12 VG CN201 C FG C CONT D PFG C F R 90 76 87 78 LD CONT 81 D CONT 77 CM 12V 20 5V AL 12V 1 P ON 5V 3 M CAPSTAN MOTOR NOTE FOR WIRE CONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR ...

Page 19: ... 1 2 58 59 65 29 28 44 17 12 2 16 29 1 28 IC101 VPS VPS V SDA DAVN L SCL SDA SCL 6 14 7 16 DAVN L 69 68 46 43 SMD NOTE FOR WIRE CONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR CAN DISCONNECT AND RECONNECT 2 PREFIX SYMBOL CL MEANS WIRE SOLDER HOLES OF THE PCB WIRE IS SOLDERED DIRECTLY TEST POINT INFORMATION INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB USED TO INDICATE A TEST POI...

Page 20: ...ONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR CAN DISCONNECT AND RECONNECT 2 PREFIX SYMBOL CL MEANS WIRE SOLDER HOLES OF THE PCB WIRE IS SOLDERED DIRECTLY TEST POINT INFORMATION INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE USED TO INDICATE A TEST POINT WITH NO TEST PIN USED TO INDICATE A TEST POINT WITH A TEST PI...

Page 21: ...D 1H DELAY LINE SYNC SEPARATION LUMA SIGNAL PROCESS CIRCUIT H SYNC PROCESS CIRCUIT V SYNC PROCESS CIRCUIT OSD MIX RBG MATRIX BLANKING TUNER LINE PB TUNER LINE PB CLOCK CONTROL CIRCUIT SMD NOTE FOR WIRE CONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR CAN DISCONNECT AND RECONNECT 2 PREFIX SYMBOL CL MEANS WIRE SOLDER HOLES OF THE PCB WIRE IS SOLDERED DIRECTLY TEST POINT INFORMATION INDICATES A TEST POI...

Page 22: ... 5 3 4 5 4 3 1 WF12 WF15 WF14 WF16 WF13 RED AMP Mode SP REC CN502 2 VCC SMD NOTE FOR WIRE CONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR CAN DISCONNECT AND RECONNECT 2 PREFIX SYMBOL CL MEANS WIRE SOLDER HOLES OF THE PCB WIRE IS SOLDERED DIRECTLY TEST POINT INFORMATION INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE ...

Page 23: ...e AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail TIMER 5V P DOWN L TO PIN85 OF IC201 P ON ON AL 9V P ON 8V AL 12V 2 AL 12V 1 AL 5V 5 7V REG IC301 39 55 B DEF B POWER SW602 5V REG Q606 Q605 8V REG Q607 AL 5V P ON 8V P ON L P DOWN L 12 5 4 6 AL 20 5V 2 AL 12V 1 3 AL 12V 2 7 AL 9V 8 AL 33V 11 12 5 4 6 2 3 7 8 11 TO CRT H V BLOCK TP503 B TP504...

Page 24: ... RESISTORS R244 D 3 SW204 A 4 C229 D 3 R201 B 4 R248 D 3 SW205 A 4 C230 E 3 R202 B 4 R249 D 3 SW206 B 4 C231 D 4 R203 B 3 R250 D 3 SW207 A 4 C233 D 4 R204 B 4 R251 D 4 SW208 A 4 C234 D 4 R205 B 3 R252 D 4 SW209 A 4 C235 C 4 R206 B 3 R253 D 3 SW210 A 4 C236 C 4 R207 B 4 R254 C 4 SW211 B 1 C237 C 4 R208 B 4 R255 C 4 SW212 A 4 C238 C 4 R209 A 4 R256 C 4 C239 C 4 R210 A 4 R257 B 3 TP001 C 4 C240 C 4 R...

Page 25: ...REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD Comparison Chart of Models and Marks MODEL MARK 21PV375 07 I 21PV375 01 J 21PV375 58 K 21PV375 39 L ...

Page 26: ...1 8 47 T6500SCM2 Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD ...

Page 27: ... 1 C416 K 3 C866 I 2 R405 K 2 R871 J 2 C417 K 3 C867 I 1 R406 K 2 R873 I 1 C418 K 3 C868 I 1 R407 K 3 R874 I 1 C419 K 3 C869 I 1 R408 K 4 R875 I 1 C420 K 3 C870 I 1 R409 K 4 R876 I 1 C421 K 3 C871 I 1 R410 J 4 R877 I 1 C422 K 3 C872 J 1 R411 J 4 R878 H 2 C424 K 4 C873 I 1 R412 I 4 R879 H 2 C425 J 4 C874 I 1 R413 I 4 C426 K 4 C875 I 1 R414 I 4 X401 J 2 C427 J 4 C876 J 1 R415 H 4 C430 H 4 R416 H 4 T...

Page 28: ... P 1 R317 P 3 C303 N 1 D303 P 1 R318 P 3 C304 N 1 D304 P 1 R320 O 3 C305 N 1 D305 P 3 R321 N 3 C307 O 3 D306 P 2 R322 N 3 C308 P 2 R323 N 3 C309 P 2 IC151 O 4 R324 N 3 C310 P 2 IC301 N 1 R325 N 2 C311 P 2 R326 N 2 C312 P 2 J418F3 M 4 R327 M 2 C313 P 2 L001 Q 4 R328 N 2 C314 P 2 L151 N 4 R332 M 3 C315 P 2 L152 N 4 R333 M 3 C316 P 3 L302 P 2 R334 M 3 C317 P 3 L303 P 3 R335 N 3 C318 O 3 L304 N 1 R336...

Page 29: ...1 8 51 T6500SCM3 Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD ...

Page 30: ... SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD VOLTAGE CHART Power off mode Ref No IC602 Ref No Q681 Q682 Q683 Q684 Q685 Q686 0 7 9 0 0 9 7 0 E C B 9 8 5 9 9 7 1 2 3 3 2 0 1 9 0 3 1 0 0 1 3 1 0 0 0 6 0 Comparison Chart of Models and Marks MODEL MARK 21PV375 07 I 21PV375 01 J 21PV375 58 K 21PV375 39 L ...

Page 31: ... U 1 C483 U 3 C484 T 4 R101 W 3 C485 T 4 R102 W 3 C486 T 4 R103 W 4 C681 T 1 R104 W 4 C682 U 2 R105 W 4 C683 T 2 R106 V 4 C684 T 2 R107 W 3 C687 S 2 R108 W 3 C688 U 1 R471 T 3 C689 T 1 R681 S 1 C691 U 2 R682 T 1 C692 U 2 R683 T 2 C694 W 2 R684 U 1 C695 T 1 R685 T 1 C696 S 1 R686 T 1 C699 V 2 R687 T 1 R690 T 2 CL603A S 2 R691 S 2 R692 U 2 D471 T 3 R693 T 2 D681 S 1 R694 T 2 D682 T 1 R696 T 1 D686 U...

Page 32: ...52 Y 2 R733 CC 3 R734 CC 3 D706 CC 4 R735 CC 3 D711 CC 3 R736 CC 3 D712 AA 3 R737 CC 3 D713 Z 1 R738 BB 2 D715 BB 4 R739 CC 2 D716 CC 3 R740 AA 2 R741 Z 1 IC701 CC 2 R742 AA 2 IC702 BB 2 R743 AA 2 IC703 AA 2 R744 AA 2 R745 AA 2 L701 CC 3 R746 AA 2 L702 CC 3 R747 AA 2 R748 AA 2 Q701 BB 3 R749 CC 2 Q702 CC 4 R750 Y 1 Q703 CC 3 R751 Y 2 Q704 BB 4 R752 BB 3 Q705 BB 3 R753 Y 2 Q706 BB 4 R754 BB 3 Q707 ...

Page 33: ...chematic Diagram Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD ...

Page 34: ...upply Otherwise it may cause some components in the power supply circuit to fail CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE VOLTAGE CHART...

Page 35: ...7 C 3 R646 D 3 C629 D 3 L601 B 1 R647 D 3 C630 D 3 L602 B 1 R649 D 2 C631 D 2 L603 C 3 R651 D 2 C632 C 2 R652 D 3 C633 D 2 Q602 A 3 R653 C 2 C634 D 1 Q603 B 2 R654 C 2 C635 E 3 Q604 B 2 R655 C 1 C636 C 3 Q605 D 3 R656 C 1 Q606 D 3 R657 D 1 CN601 A 2 Q607 D 2 R658 C 2 CN602 E 3 Q608 D 1 R659 C 2 R660 D 3 D601 B 2 R601 A 1 R661 C 1 D602 B 2 R602 B 1 R662 B 3 D603 B 2 R603 B 1 D604 B 2 R604 B 2 SW602...

Page 36: ...H 1 R570 I 2 C572 I 2 R572 H 2 C575 H 2 R573 H 2 C577 G 2 R574 H 2 C578 H 2 R575 H 3 R579 I 2 CN551 H 3 R581 I 2 CN552 J 1 R583 I 1 R584 J 2 D551 G 2 R585 I 1 D553 H 2 R586 I 1 D554 H 2 R587 I 1 D556 J 2 R588 H 1 D557 J 2 R589 H 2 D558 I 2 R590 J 2 D560 I 1 R591 I 2 D561 H 1 R592 H 2 D562 H 2 R593 J 2 D563 J 2 R594 J 2 R595 G 2 IC551 G 3 R596 G 1 L552 H 3 BC551 I 2 L553 I 2 T551 J 3 L554 J 2 T552 ...

Page 37: ...ly 2 2 Schematic Diagram Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE ...

Page 38: ...Y MODE REC MODE Ref No Position C501 B 1 C502 C 1 C503 B 1 C504 C 2 C505 C 1 CL501B A 2 CN501 C 1 CN502 A 2 L501 B 2 Q501 B 2 Q502 B 2 Q503 C 1 R501 B 2 R502 B 2 R503 C 2 R504 C 2 R506 C 2 R508 C 2 R509 C 2 R510 C 1 R511 B 2 R512 B 2 R513 B 1 R514 C 1 R515 B 1 R516 B 1 R517 B 1 R518 C 1 R519 C 1 R520 C 1 R521 B 1 R522 B 1 R523 B 1 MISCELLANEOUS JK501 C 2 CRT SCHEMATIC DIAGRAM PARTS LOCATION GUIDE ...

Page 39: ...160V 3 CL501A HEATER 1 GND 2 P ON 160V 3 1 2 3 4 CL301B 1 2 3 4 CN301 JUNCTION C CBA BT6400F01011 CN502 H V POWER SUPPLY CBA BT6400F01021 A SENSOR CBA END SENSOR BHB300F01013 A B SENSOR CBA ST SENSOR BHB300F01013 A B 3 V L V COM 2 V R 1 VG 12 AL 12V 1 11 M GND 10 D PFG 9 D CONT 8 LD CONT 7 FG GND 6 C CONT 5 C F R 4 3 C FG P ON 5V 3 2 1 CM 12V 20 5V BT6400F01011 NOTE FOR WIRE CONNECTORS 1 PREFIX SY...

Page 40: ...Pulse 19 NU Not Used 20 OUT A MUTE H Audio Mute Control Signal Mute H 21 OUT 1ST SND H Tuner 1 and Tuner 2 Switching Signal 22 NU Not Used 23 OUT REC LED Recording LED Control Signal 24 OUT REC LED Recording LED Control Signal 25 NU Not Used 26 NU Not Used 27 NU Not Used 28 NU Not Used 29 IN SCART MUTE RAPID SwitchInput Signal from Scart Jack 30 NU Not Used 31 IN REC SAFETY Record Protection Tab D...

Page 41: ...d 74 IN C SYNC C Sync Input 75 NU Not Used 76 OUT C CONT Capstan Motor Control Signal 77 OUT D CONT Drum Motor Control Signal Pin No Mark IN OUT Signal Name Function 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H 79 IN S REEL Supply Reel Rotation Signal 80 IN T REEL Take Up Reel Rotation Signal 81 OUT LD CONT Loading Motor Control Signal 82 OUT TEXT L Teletext Control Signal 83 I J ...

Page 42: ...5 GR TPE2 2SC3331 T U 2SC2120 O Y TPE2 KTC3203 Y KTA1266 GR 2SB892 S KIA7805API KA7805A AN7805F IN G OUT K E PS2561L1 1 VL PS2561L1 1 VW LTV817MBF LTV817MCF A C M37762MFA BA0GP LA71750AM MTB 80 51 81 100 1 30 50 31 2SK2647 48 33 49 M61209BFP 32 17 16 1 64 LA78040A IN G OUT 8 5 1 4 LA4224 5 4 8 1 BR24C04F W AT24C04N 10SC M24C04 MN6 BR24C04F M24C04 WMN6 E C 16 9 8 TC4053BF N CD4053BCSJX 1 24 13 12 L...

Page 43: ... 1 1 C105 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 C106 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 C151 ELECTROLYTIC CAP 330UF 16V M 1 1 1 1 C152 CERAMIC CAP AX X M 2200PF 16V 1 1 1 1 C154 ELECTROLYTIC CAP 470UF 16V M 1 1 1 1 C155 ELECTROLYTIC CAP 0 22UF 50V M H7 1 1 1 1 C156 CHIP CERAMIC CAP B K 4700PF 50V 1 1 1 1 C157 ELECTROLYTIC CAP 10UF 25V M H7 1 1 1 1 C160 CHIP CERAMIC CAP CH J 390PF 50V 1 1 1 1 C203 C...

Page 44: ...1 1 C242 CHIP CERAMIC CAP MELF F Z 0 01UF 16V 1 1 1 1 C243 ELECTROLYTIC CAP 47UF 6 3V M H7 1 1 1 1 C244 CHIP CERAMIC CAP MELF F Z 0 01UF 16V 1 1 1 1 C245 ELECTROLYTIC CAP 47UF 6 3V M H7 1 1 1 1 C248 ELECTROLYTIC CAP 47UF 6 3V M H7 1 1 1 1 C253 CHIP CERAMIC CAP B K 0 01UF 50V 1 1 1 1 C256 ELECTROLYTIC CAP 10UF 25V M H7 1 1 1 1 C301 CHIP CERAMIC CAP MELF F Z 0 01UF 16V 1 1 1 1 C302 ELECTROLYTIC CAP ...

Page 45: ...V 1 1 1 1 C414 CHIP CERAMIC CAP F Z 0 1UF 50V 1 1 1 1 C415 CHIP CERAMIC CAP B K 0 01UF 50V 1 1 1 1 C416 ELECTROLYTIC CAP 47UF 6 3V M H7 1 1 1 1 C417 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 C418 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 C419 CHIP CERAMIC CAP F Z 0 1UF 50V 1 1 1 1 C420 CHIP CERAMIC CAP F Z 0 1UF 50V 1 1 1 1 C421 ELECTROLYTIC CAP 10UF 25V M H7 1 1 1 1 C422 CHIP CERAMIC CAP F Z 0 1UF 50V 1 ...

Page 46: ...CAP 0 22UF 50V M 1 1 1 1 C708 ELECTROLYTIC CAP 0 47UF 50V M 1 1 1 1 C709 ELECTROLYTIC CAP 0 47UF 50V M 1 1 1 1 C710 ELECTROLYTIC CAP 0 47UF 50V M 1 1 1 1 C711 ELECTROLYTIC CAP 470UF 10V M 1 1 1 1 C713 ELECTROLYTIC CAP 100UF 10V M 1 1 1 1 C714 CHIP CERAMIC CAP CH J 270PF 50V 1 1 1 1 C715 ELECTROLYTIC CAP 4 7UF 50V M 1 1 1 1 C716 CHIP CERAMIC CAP B K 0 047UF 50V 1 1 1 1 C719 ELECTROLYTIC CAP 1UF 50V...

Page 47: ...D206 PCB JUMPER D0 6 P5 0 1 1 1 1 D210 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D211 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D212 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D213 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D214 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D302 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D303 4822 130 32778 SWITCHING ...

Page 48: ... 9965 000 13859 INDUCTOR 22UH J 26T 1 1 1 1 L402 9965 000 13858 INDUCTOR 33UH J 26T 1 1 1 1 L403 9965 000 13893 INDUCTOR 100UH J 26T 1 1 1 1 L681 9965 000 05627 CHOKE COIL 47UH K 1 1 1 1 L682 PCB JUMPER D0 6 P7 5 1 1 1 1 L701 9965 000 13860 INDUCTOR 12UH J 26T 1 1 1 1 L702 9965 000 13861 INDUCTOR 1 2UH J 26T 1 1 1 1 L852 9965 000 05705 INDUCTOR 47UH K 5FT 1 1 1 1 L854 9965 000 18095 INDUCTOR 0 22U...

Page 49: ... CHIP RES 1608 1 10W J 5 6K OHM 1 1 1 1 R153 CHIP RES 1608 1 10W J 4 7K OHM 1 1 1 1 R154 CHIP RES 1608 1 10W J 5 6K OHM 1 1 1 1 R155 CARBON RES 1 4W J 47 OHM 1 1 1 1 R156 CARBON RES 1 4W J 47 OHM 1 1 1 1 R201 CARBON RES 1 4W J 1K OHM 1 1 1 1 R202 CHIP RES 1608 1 10W J 22K OHM 1 1 1 1 R203 CARBON RES 1 4W J 1K OHM 1 1 1 1 R204 CHIP RES 1608 1 10W J 22K OHM 1 1 1 1 R205 CARBON RES 1 4W J 1K OHM 1 1 ...

Page 50: ...R259 PCB JUMPER D0 6 P5 0 1 1 1 1 R260 CHIP RES 1 10W F 1 5K OHM 1 1 1 1 R261 CHIP RES 1 10W F 22K OHM 1 1 1 1 R262 CHIP RES 1 10W F 470 OHM 1 1 1 1 R263 CHIP RES 1 10W F 10K OHM 1 1 1 1 R264 CHIP RES 1 10W F 3 6K OHM 1 1 1 1 R265 PCB JUMPER D0 6 P5 0 1 1 1 1 R266 PCB JUMPER D0 6 P5 0 1 1 1 1 R267 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R268 CHIP RES 1608 1 10W J 3 3K OHM 1 1 1 1 R269 CHIP RES 1608 ...

Page 51: ...HIP RES 1608 1 10W 0 OHM 1 1 1 1 R340 CHIP RES 1608 1 10W 0 OHM 1 1 1 1 R401 CHIP RES 1608 1 10W J 1 2K OHM 1 1 1 1 R402 CHIP RES 1608 1 10W J 8 2K OHM 1 1 1 1 R405 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R406 CHIP RES 1608 1 10W J 1 2K OHM 1 1 1 1 R407 CHIP RES 1608 1 10W J 390K OHM 1 1 1 1 R408 CHIP RES 1608 1 10W J 330 OHM 1 1 1 1 R409 CHIP RES 1608 1 10W J 330 OHM 1 1 1 1 R410 CHIP RES 1608 1 10...

Page 52: ...9 CHIP RES 1608 1 10W J 47K OHM 1 1 1 1 R730 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R731 CHIP RES 1608 1 10W J 100 OHM 1 1 1 1 R732 CHIP RES 1608 1 10W J 75 OHM 1 1 1 1 R733 CARBON RES 1 4W J 390 OHM 1 1 1 1 R734 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R735 CHIP RES 1608 1 10W J 3 3K OHM 1 1 1 1 R736 CARBON RES 1 4W J 750 OHM 1 1 1 1 R737 CHIP RES 1608 1 10W J 75 OHM 1 1 1 1 R738 CHIP RES 1608 1 10W ...

Page 53: ...SKQNAED010 1 1 1 1 SW203 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW204 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW205 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW206 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW207 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW208 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW209 9965 000 14390 TACT SWITCH SKQNAED010 1 1 1 1 SW210 9965 000 14...

Page 54: ...C CAP 100UF 160V M 1 1 1 1 C566 PCB JUMPER D0 6 P10 0 1 1 1 1 C567 ELECTROLYTIC CAP 1UF 160V M 1 1 1 1 C569 ELECTROLYTIC CAP 4 7UF 250V M 1 1 1 1 C570 ELECTROLYTIC CAP 1UF 50V M 1 1 1 1 C572 ELECTROLYTIC CAP 10UF 50V M 1 1 1 1 C575 P P CAP 0 47UF 200V J 1 1 1 1 C577 ELECTROLYTIC CAP 100UF 35V M 1 1 1 1 C578 9965 000 14863 ELECTROLYTIC CAP 47UF 25V M 1 1 1 1 C602 h 2020 554 90173 SAFETY CAP 2200PF ...

Page 55: ...99 B P 1 1 1 1 D605 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D609 9965 000 05249 ZENER DIODE MTZJT 775 6B 1 1 1 1 D610 9965 000 18164 ZENER DIODE MTZJT 7724C 1 1 1 1 D612 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D613 4822 130 83883 RECTIFIER DIODE FR202 1 1 1 1 D614 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D615 9965 000 13880 DIODE FR104 B 1 1 1 1 D616 9965 000 13882 ...

Page 56: ... Q553 9965 000 13899 TRANSISTOR 2SC1627Y TPE2 1 1 1 1 Q554 9965 000 05643 TRANSISTOR 2SC2785 F 1 1 1 1 Q602 9965 000 13901 MOS FET 2SK2647 1 1 1 1 Q603 4822 130 42292 TRANSISTOR 2SC2120 Y TPE2 1 1 1 1 Q604 9965 000 05643 TRANSISTOR 2SC2785 F 1 1 1 1 Q605 4822 130 63665 TRANSISTOR 2SA950 O 1 1 1 1 Q606 4822 130 42292 TRANSISTOR 2SC2120 Y TPE2 1 1 1 1 Q607 4822 130 42292 TRANSISTOR 2SC2120 Y TPE2 1 ...

Page 57: ...00 18168 CEMENT RES 5W K 0 56 OHM 1 1 1 1 R618 PCB JUMPER D0 6 P5 0 1 1 1 1 R619 CARBON RES 1 4W J 1 2K OHM 1 1 1 1 R620 CARBON RES 1 4W J 820K OHM 1 1 1 1 R621 CARBON RES 1 4W J 560K OHM 1 1 1 1 R622 CARBON RES 1 4W J 680K OHM 1 1 1 1 R624 CARBON RES 1 4W J 680K OHM 1 1 1 1 R625 CARBON RES 1 4W J 1 2K OHM 1 1 1 1 R626 CARBON RES 1 4W J 1 2K OHM 1 1 1 1 R627 CARBON RES 1 4W J 2 2 OHM 1 1 1 1 R628 ...

Page 58: ... C503 CERAMIC CAP AX B K 220PF 50V 1 1 1 1 C504 CERAMIC CAP B K 1000PF 2KV 1 1 1 1 C505 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 CL501A 9965 000 18172 LEAD WIRE 3P 260 1 1 1 1 CN501 9965 000 13911 PIN CONNECTOR 005P 5100 1 1 1 1 CN502 9965 000 05247 CONNECTOR BASE 4P TUC P04P B1 1 1 1 1 JK501 9965 000 18173 CRT SOCKET ISHS40S 1 1 1 1 L501 9965 000 18174 INDUCTOR 150UH J 5FT 1 1 1 1 Q501 9965 000 1817...

Page 59: ...03 9965 000 18140 ZENER DIODE MTZJT 773 6B 1 1 1 1 D904 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D905 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D906 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D907 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D908 9965 000 18119 ZENER DIODE DZ 3 3BSBT265 1 1 1 1 D909 9965 000 18119 ZENER DIODE DZ 3 3BSBT265 1 1 1 1 IC901 9965 000 18...

Page 60: ...R921 CARBON RES 1 4W J 3 3K OHM 1 1 1 1 R922 CARBON RES 1 4W J 3 3K OHM 1 1 1 1 R923 CARBON RES 1 4W J 3 3K OHM 1 1 1 1 R924 CARBON RES 1 4W J 1K OHM 1 1 1 1 R925 CARBON RES 1 4W J 10 OHM 1 1 1 1 R926 CARBON RES 1 4W J 4 7K OHM 1 1 1 1 R927 CARBON RES 1 4W J 1K OHM 1 1 1 1 X901 9965 000 12194 X TAL 12 000MHZ 1 1 1 1 1 14 52 ...

Page 61: ...ome Ref Numbers are not in sequence 1B1 CL801 SP151 TB1 TB2 TB10 TB11 TB23 TB33 Z10 Z10 Z6 Z10 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL14 TL14 TL18 PL2 PL2 PL1 PL1 PL1 PL1 PL2 PB5 PB4 PB1 TB31 TB21 TB7 TB3 TB15 H V Power Supply CBA Main CBA Sensor CBA CRT CBA Text CBA Sensor CBA Junction C CBA Junction A CBA Junction B CBA CL604 EXPLODED VIEWS 21PV375 01 07 39 58 Cabinet 1 15 4 1 15 5 T6500C...

Page 62: ...X2 S3 S6 X3 S2 S2 X4 X1 TAPE X5 S1 FRONT S4 21PV375 01 07 39 58 Packing 1 15 6 T6500PEX ...

Page 63: ...0072 A1 13 3143 027 50331 JACK COVER 1 1 1 1 1010 SP151 3143 027 10251 SPEAKER ASSY 1 1 1 1 CL801 WIRE ASSEMBLY SPEAKER 2P 200 1 1 1 1 SP151 SPEAKER S08N04 1 1 1 1 0002 B4 4822 402 10159 BRACKET 20 21 1 1 1 1 0004 B1 3143 021 20031 TENSION SPRING 1 1 1 1 0030 B3 3143 021 20091 SHIELD PLATE 21 1 1 1 1 0015 3143 027 50351 CABLE CLAMP 1 1 1 1 0054 B2 CRT FIXING SCREW EJOT K70X25 1 1 1 1 0057 L8 FLAT ...

Page 64: ... 1 1 0454 S2 STYROFOAM BOTTOM 21 1 1 1 1 0455 X1 BAG MAINS CORD 1 1 1 1 0469 S6 TOPFOIL 1 1 1 1 0471 STRETCHFOIL 500 15 1 1 1 1 0150 X3 9965 000 18143 RC RT352 111 1 1 1 1 0001 3143 023 20011 TEST TAPE FL6K S 1 1 1 1 0002 3143 023 20021 TEST TAPE FL6NS8 1 1 1 1 0003 3143 023 20031 TEST TAPE FSLT 120 1 1 1 1 0004 3143 023 20041 TEST TAPE FL6M 1 1 1 1 TEST TAPES 1 16 6 ...

Page 65: ...numbers listed above refer to Deck Exploded Views H Hours Check I Change Deck Periodic Service Schedule Ref No Part Name 1 000 H 2 000 H 3 000 H 4 000 H B2 Cylinder Assembly I I B3 Loading Motor Assembly I B8 Pulley Assembly I I B587 Tension Lever Assembly I I B31 AC Head Assembly I B573 B574 Reel S Reel T I B37 Capstan Motor I I B52 Cap Belt I I B73 FE Head Assembly I B133 Idler Assembly HI I I B...

Page 66: ...y hard material but since it is very thin avoid cleaning it vertically 2 Wait for the cleaned part to dry thoroughly before operating the unit 3 Do not reuse a stained head cleaning stick or a stained chamois cloth Cleaning of Audio Control Head Clean the head with a cotton swab Procedure 1 Remove the top cabinet 2 Dip the cotton swab in 90 isopropyl alcohol and clean the audio control head Be car...

Page 67: ...Adjustments J 1 2 Alignment Tape FL6NS8 Azimuth and X Value Adjustment of Audio Control Head Adjustment of Envelope Waveform J 2 Guide Roller Adj Screwdriver Available Locally Guide Roller J 3 Mirror Available Locally Tape Transportation Check J 4 Azimuth Adj Screwdriver Available Locally A C Head Height J 5 X Value Adj Screwdriver Available Locally X Value ...

Page 68: ... Make sure that the Moving guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig M1 until the Moving guide prepara tions come to the Eject Position Stop turning when the preparations begin clicking or can not be moved further However the tape will be left wound around the cylinder 5 Turn the LDG Belt in the appropriate direction con tinuously an...

Page 69: ... the X value and envelope Not good Do the final tape traveling test to see that the tape runs normally in play mode with out creasing or slacking Completion Not good OK OK OK Not good Not good OK Flowchart of Alignment for tape traveling 1 A 1 A 1 B 1 C 1 C 1 D 1 D 1 B 1 C 1 B 1 C 1 A 1 Tape Interchangeability Alignment Note To do these alignment procedures make sure that the Tracking Control Circ...

Page 70: ...ition of the Audio Control Erase Head Symptom of Misalignment If the Horizontal Position of the Audio Control Erase Head is not properly aligned maximum envelope can not be obtained at the Neutral position of the Tracking Control Circuit 1 Connect the oscilloscope to TP008 C PB and TP001 CTL on the Main CBA Use TP002 RF SW as a trigger 2 Playback the Gray Scale of the Alignment Tape FL6NS8 and con...

Page 71: ...he height of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 4 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 3 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 5 When Guide Rollers 2 and 3 Refer to Fig M3 are aligned properly there is no envelope drop either at the beginning or end of track as shown in Fig M9 N...

Page 72: ...linder Assembly T DM1 DM6 Desolder 3 S 2 8 8 Loading Motor Assembly T DM1 DM7 Desolder LDG Belt 2 S 3 9 9 AC Head Assembly T DM1 DM7 S 4 10 2 Tape Guide Arm Assembly T DM1 DM8 P 2 11 10 C Door Opener T DM1 DM8 L 4 12 11 Pinch Arm B T DM1 DM8 P 3 13 12 Pinch Arm Assembly T DM1 DM8 14 14 FE Head Assembly T DM1 DM9 S 5 15 15 Prism T DM1 DM9 S 6 16 2 Slider Shaft T DM10 L 5 17 16 C Drive Lever SP T DM...

Page 73: ...ation 34 26 Loading Arm SP Assembly B DM2 DM14 Refer to Alignment Sec Pg 2 4 16 35 34 Loading Arm TU Assembly B DM2 DM14 Refer to Alignment Sec Pg 2 4 16 36 16 26 M Brake TU Assembly HI T DM1 DM15 37 2 26 M Brake SP Assembly HI T DM1 DM15 P 6 38 37 Tension Lever Assembly T DM1 DM15 39 38 T Lever Holder T DM15 L 10 40 40 M Gear HI T DM1 DM15 C 6 41 15 40 Sensor Gear HI T DM1 DM15 C 7 42 36 40 Reel ...

Page 74: ...2 4 11 T6500DA 14 13 11 10 12 7 49 8 32 43 41 40 31 42 45 44 46 9 36 15 38 37 Fig DM1 Top View 34 19 35 25 26 24 23 27 33 20 28 Fig DM2 Bottom View ...

Page 75: ...t slide and pull up the right side on 2 to release Pin A and Pin B from the slots A Then remove Pin C and Pin D on 2 from the slots B as shown 2 Pin A Slots B Pin C Pin B Pin D Pull up Slide Slot A Slot A 1 2 A 3 4 5 6 L 1 L 2 P 1 Fig DM5 L 3 L 12 49 50 7 S 2 A Fig DM6 View for A Desolder from bottom Lead with Red Stripe ...

Page 76: ...e Stripe A 8 9 S 4 S 3 LDG Belt Fig DM8 11 13 12 A 10 L 4 Adj Screw P 3 P 2 27 When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 27 as shown Pin of 12 Pin of 10 Groove of 27 View for A Fig DM9 14 15 S 6 S 5 Fig DM10 17 16 18 S 7 L 5 P 4 ...

Page 77: ...M13 Align 26 and 27 as shown Bottom View 27 Pin of 36 Pin of 33 Position of Mode Lever when installed Pin of 37 26 When reassembling 27 meet the first groove on 27 to the first tooth on 44 as shown 27 Top View First tooth on 44 First groove on 27 27 31 C 3 26 C 4 25 C 2 28 29 30 C 5 S 9 24 23 L 7 L 8 ...

Page 78: ...2 4 15 T6500DA Refer to the Alignment Section Page 2 4 17 Fig DM14 33 32 L 9 P 5 34 35 Fig DM15 37 39 turn turn 42 43 38 P 6 turn 36 L 10 40 41 C 6 C 7 Fig DM16 44 45 46 L 11 47 48 P 9 Slide Fig DM17 ...

Page 79: ...mage to the mechanical or electrical parts Alignment points in Eject Position Alignment 1 Loading Arm SP and TU Assembly Install Loading Arm SP and TU Assembly so that their triangle marks point to each other as shown in Fig AL2 Alignment 2 Mode Gear Keeping the two triangles pointing at each other install the Loading Arm TU Assembly so that the last tooth of the gear meets the most inside teeth o...

Page 80: ...s Assembly Bottom View Lubricating Point B2 B35 B410 B411 B494 B567 L1053 B74 B10 L1191 B73 B9 B12 B492 B11 B571 B37 B126 L1466 B501 B8 B121 L1450 L1450 L1051 L1467 B553 Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 DECK EXPLODED VIEWS 21PV375 01 07 39 58 Deck Mechanism View 1 ...

Page 81: ...491 B565 L1151 B525 B592 B31 L1406 B148 B521 B590 B487 B573 B574 B499 B587 B508 B558 B557 B3 B417 B591 Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 B522 B414 B416 B518 B564 B572 B559 B581 SANKOUL FG84M Yellow grease B133 B551 B583 B580 B582 A View for A B578 B579 B579 B585 B513 Deck Mechanism View 2 ...

Page 82: ...0 B562 B482 B355 B354 B483 B425 L1321 B347 L1321 B361 B359 B529 B360 B313 Some Ref Numbers are not in sequence Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 B303 B555 B514 B561 Deck Mechanism View 3 ...

Page 83: ... 9965 000 12247 TR GEAR SPRING MK10 B355 9965 000 16647 SLIDER SP MK12 B583 9965 000 17201 CAM WASHER MK12 B359 9965 000 08449 CLEANER LEVER MK10 B584 9965 000 12248 TR GEAR SHAFT MK10 B360 9965 000 06561 CLEANER ROLLER MK9 B585 9965 000 13687 PSW 317505 MK11 B361 9965 000 08450 CL POST MK10 B587 9965 000 16674 TENSION LEVER ASS MK12 B410 9965 000 16648 PINCH ARM A ASS 4 MK12 B590 9965 000 18132 B...