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SERVICE MANUAL

Sec. 1: Main Section

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 Specifications

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 Preparation for Servicing

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 Adjustment Procedures

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 Schematic Diagrams

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 CBA’s

Sec. 2:  Deck Mechanism Section

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 Standard Maintenance

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 Alignment for Mechanism

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 Disassembly/Assembly of Mechanism

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 Alignment Procedures of Mechanism

Sec. 3: Exploded views
and Parts List Section

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 Exploded views

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 Parts List

DVD PLAYER &

VIDEO CASSETTE RECORDER

VCR-D 4501

PA L

Summary of Contents for VCR-D 4501

Page 1: ... I Schematic Diagrams I CBA s Sec 2 Deck Mechanism Section I Standard Maintenance I Alignment for Mechanism I Disassembly Assembly of Mechanism I Alignment Procedures of Mechanism Sec 3 Exploded views and Parts List Section I Exploded views I Parts List DVD PLAYER VIDEO CASSETTE RECORDER VCR D 4501 PAL ...

Page 2: ...Instructions 1 7 1 FIRMWARE Renewal Mode 1 8 1 Block Diagrams 1 9 1 Schematic Diagrams CBA s and Test Points 1 10 1 Waveforms 1 11 1 Wiring Diagram VCR Section 1 12 1 Wiring Diagram DVD Section 1 12 3 IC Pin Function Descriptions 1 13 1 Lead Identifications 1 14 1 Sec 1 Main Section I Specifications I Preparation for Servicing I Adjustment Procedures I Schematic Diagrams I CBA s Manufactured under...

Page 3: ...de W O Burst 1 4 Video Color S N AM R P dB 37 41 SP Mode 1 5 Video Color S N PM R P dB 30 36 SP Mode 1 6 Resolution PB Line 230 245 SP Mode 2 Servo 2 1 Jitter Low µsec 0 07 0 12 SP Mode 2 2 Wow Flutter 0 3 0 5 SP Mode 3 Normal Audio 3 1 Output PB dBV 9 4 3 SP Mode 3 2 Output R P dBV 9 4 1 5 SP Mode 3 3 S N R P dB 36 41 SP Mode 3 4 Distortion R P 1 0 4 0 SP Mode 3 5 Freq resp R P at 200Hz dB 6 2 SP...

Page 4: ... 3 Load imp 100 K ohm 4 Room ambient 5 C 40 C ITEM CONDITIONS UNIT NOMINAL LIMIT 1 Video Output 75 ohm load Vpp 1 0 0 1 2 Optical Digital Out dBm 18 3 Audio PCM 3 1 Output Level 1kHz 0dB Vrms 2 0 3 2 S N dB 100 3 3 Freq Response DVD fs 48kHz 20 20kHz dB 0 5 CD fs 44 1kHz 20 20 kHz dB 0 5 3 4 THD N DVD 1 kHz 0dB 0 02 CD 1 kHz 0dB 0 03 ...

Page 5: ... eyes at least 30cm away from the pickup lens when the diode is turned on Do not look directly at the laser beam Caution Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposure Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin Drive Mecha Assembly Laser Beam Radiation Laser ...

Page 6: ...te especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before solder ing F Observe that the wir...

Page 7: ... 2 Leakage Current Test Confirm the specified or lower leakage current between B earth ground power cord plug prongs and externally exposed accessible parts RF termi nals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground powe...

Page 8: ...machine then apply hot air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while apply ing the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using twee...

Page 9: ... removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using twee zers Fig S 1 6 With Iron Wire 1 Using desoldering braid remove the solder from all pins of the flat pack IC When you use solder flux which is applied to all pins of the flat pack IC you can remove it easily F...

Page 10: ... Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more easily 2 The I mark on the flat pack IC indicates pin 1 See Fig S 1 7 Be sure this mark matches the 1 on the PCB when positioning for installation Then presolder the four corners of the flat pack IC See Fig S 1 8 3 Solder all pins of ...

Page 11: ...ed to remove any static electricity that may be charged on the body 2 Ground for Workbench 1 Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body ground ing band be careful to avoid contacting semi con ductors with ...

Page 12: ...he Deck Mechanism Assembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP501 SENSOR INHIBITION to GND This will stop the function of Tape Start Sensor Tape End Sensor and Reel Sensors If these TPs are connected before plugging in the unit the function of the sensors will stay valid See Fig 1 Note Because the Tape End Sensors ...

Page 13: ... UNPLUG DESOLDER Note 1 Top Cover D1 7 S 1 2 Front Assembly D2 S 2 7 L 1 1 1 1 1 2 3 Top Bracket D2 2 S 3 2 S 3A 4 DVD Mecha Assembly D3 3 S 4 CN302 CN401 CN601 5 DVD Main CBA D4 2 S 5 CN201 CN301 2 2 1 2 2 2 3 3 6 Rear Unit D5 4 S 6 4 S 7 CN003 7 Power Supply CBA D6 2 S 8 2 S 8A 1 Top Cover 4 DVD Mecha Assembly 2 Front Assembly 3 Top Bracket 6 Rear Unit 5 DVD Main CBA 17 Side Bracket 10 VCR Chass...

Page 14: ...ing the FFC cable CN201 from it If you disconnect the FFC cable CN201 the laser diode of pickup will be destroyed Fig D4 2 3 Disconnect Connector CN301 Remove two Screws S 5 and lift the DVD Main CBA Fig D4 CAUTION 3 When reassembling confirm the FFC cable CN301 is connected completely Then remove the solder from the three short lands of FPC cable Fig D4 CAUTION 4 When reassembling solder wire jum...

Page 15: ...ands by soldering View for B Slide S 5 CN201 5 DVD Main CBA DVD Mecha S 5 CN301 Fig D4 S 7 S 6 S 7 6 Rear Unit S 7 CN003 Fig D5 9 Rear Panel 7 Power Supply CBA 8 PCB Bracket S 9 S 8 S 8 S 8A S 8A Fig D6 S 11A S 11A 10 VCR Chassis Unit S 10 S 10 S 10 S 11 S 11 Fig D7 ...

Page 16: ...Main CBA 11 Deck Assembly 12 Main CBA SW507 LD SW Pin BOTTOM VIEW Lead connections of Deck Assembly and Main CBA Desolder Desolder Lead with blue stripe Lead with blue stripe Desolder Desolder From FE Head From Cylinder Assembly From ACE Head Assembly Lead with white stripe Lead with blue stripe From Capstan Motor Assembly Printing side Lead with blue stripe Desolder from bottom Fig D8 ...

Page 17: ...13 16 Deck Pedestal Fig D9 DVD Mecha Deck Assembly Tray Top Cover 3 2 Rotate this roulette in the direction of the arrow 1 2 To Remove the Disc Manually 1 Remove the Top Cover 2 Rotate this roulette in the direction of the arrow as shown below ...

Page 18: ...pe Dual trace with 10 1 probe V Range 0 001 50V Div F Range DC AC 20MHz 2 Alignment Tape FL6A Head Switching Position Adjustment Purpose To determine the Head Switching point during playback Symptom of Misadjustment May cause Head Switching noise or vertical jitter in the picture Reference Notes Playback the Alignment tape and adjust VR501 so that the V sync front edge of the CH1 video output wave...

Page 19: ...et Then plug it again 7 Turn the power on by pressing the power button and the tray will close 8 Press 1 2 3 4 and DISPLAY buttons on the remote control unit in that order Fig g appears on the screen 9 Press 3 button on the remote control unit Fig h appears on the screen 10 To finish this mode press POWER button F W Version Up Mode Please insert a DISC for F W Version Up EXIT POWER Fig a Version U...

Page 20: ... 2 2 KEY 1 4 4 POWER LED KEY SWITCH CL505 D591 CL591 AL 5V FUNCTION CBA SDA SCL IC502 MEMORY 72 32 19 83 IIC BUS SCL D V SYNC D REC H INPUT SELECT RF SW H A SW C ROTA IIC BUS SDA H A COMP V ENV 58 C SYNC C SYNC OUTPUT SELECT IIC BUS SCL 71 LD SW REMOTE VIDEO 9 AL 5V AL 5V SW507 LD SW AL 5V D555 S LED TO POWER SUPPLY BLOCK TP501 Q507 Q502 Q508 D504 Q509 Q511 S INH M CAPSTAN MOTOR IC501 SERVO SYSTEM...

Page 21: ... 19 20 JK101 V OUT1 V IN1 61 63 96 95 94 93 90 89 88 87 CHARA INS CCD 1H DELAY SP BYPASS MUTE PB EE IN1 TUNER IN1 TUNER MUTE PB EE FRT IN2 FRT IN2 AGC P R R Y C P R P R P EP Y DELAY Y C MIX 21 79 78 AGC VXO OSD CHARACTER MIX FBC 1 2 58 59 65 29 28 69 68 46 43 84 83 71 62 70 D REC H 80 BUFFER Q104 DVD VCR TP751 V OUT WF3 TP301 C PB WF2 TU VIDEO VIDEO BUFFER Q301 MAIN CBA 54 TP504 RF SW WF1 OUTPUT S...

Page 22: ... PB ON SP LP ON P TUNER IN2 IN1 R ALC DET ALC IC301 AUDIO SIGNAL PROCESS 15 13 17 4 A PB REC CL504 3 A COM 1 AE H 2 AE H FE H A PB REC 4 A COM 3 AE H 1 AE H FE H 2 CL287 AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CL501 MAIN CBA PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 71 A MUTE H IIC BUS SCL IIC BUS SDA TO SERVO SYSTEM CONTROL BLOCK FULL ERASE HEAD 68 69 SERIAL DEC...

Page 23: ...CBA Hi Fi A R 7 Hi Fi COM 8 Hi Fi A L 9 CL251 IC451 MTS SAP Hi Fi AUDIO PROCESS Hi Fi HEAD AMP REC AUDIO SIGNAL PB AUDIO SIGNAL Mode SP REC DVD AUDIO SIGNAL AFV CBA JK101 A OUT1 R A OUT1 L 2 6 2 6 1 3 1 3 JK1402 A IN2 R A IN2 L A IN1 R A IN1 L A OUT2 R A OUT2 L TU AUDIO R 4 TU AUDIO L 5 4 5 CN701 CN1 CN701 CN1 TU701 SIF AUDIO 22 2 ALC SW SW ALC 67 65 Q451 MUTE ON MUTE ON REAR JK751 A OUT R A OUT L...

Page 24: ...4 IC1001 ERROR VOLTAGE DET T001 MAIN CBA POWER SUPPLY CBA Q1009 HOT CIRCUIT BE CAREFUL 20 19 18 17 16 15 14 13 12 11 1 EV 1 5V 2 EV 1 5V 3 EV 1 5V 4 EV 3 3V 5 EV 3 3V 13 P ON 5V 14 EV 9V 15 EV 9V 17 P ON 3 3V 19 PWRCON C POW SW P ON 5V P ON H P DOWN L P ON 44V AL 30V AL 12V AL 12V TIMER 5V AL 9V AL 5V AL 20 5V 12V Q053 Q054 SW 44V Q1053 Q1054 SW 12V Q055 SW 9V Q056 SW 5V Q051 Q052 SW 20 5V P ON 15...

Page 25: ... PLL X TAL OSC 36 864MHz OSC SPINDLE MOTOR DRIVE TRACKING ACTUATOR DRIVE EXT CLOCK CLK33M BE CLOCK 172 170 150 TRAY OUT TRAY IN FG IN 97 SLD 70 SPDL 71 TRACKING DRIVE 152 FOCUS DRIVE 60 66 TO DVD VIDEO AUDIO BLOCK DIAGRAM 51 ADAC MD 50 ADAC MC 96 ADAC ML ADAC MC ADAC ML PCM SCLK 95 A MUTE ADAC MD A MUTE 17 92 FSEL RESET 68 RESET IC461 5 4 3 3V TRAY OUT TRAY IN FOCUS SERVO SIGNAL TRACKING SERVO SIG...

Page 26: ...ROLLER TIMER WATCH DOG TIMER 32BIT CPU STREAM I F EXTERNAL MEMORY I F SDRAM ECC UMAC 124 125 122 123 128 129 126 127 131 130 135 133 132 134 78 DEBUG BCU INST CACHE D TYPE LATCH DATA CACHE D A D A D A TO DVD VIDEO AUDIO BLOCK DIAGRAM 163 164 Y C R G VIDEO Y VIDEO C VIDEO R VIDEO G TO DVD VIDEO AUDIO BLOCK DIAGRAM 181 SPDIF 175 PCM BCK 176 PCM DATA0 174 PCM LRCLK 161 158 EXT ADT 0 15 EXT ADR 16 19 ...

Page 27: ...DVD A L DVD A R PCM BCK SPDIF PCM DATA0 PCM LRCLK ADAC MD ADAC MC ADAC ML PCM SCLK MAIN CBA DVD MAIN CBA UNIT DVD AUDIO SIGNAL DATA AUDIO SIGNAL 18 18 SPDIF A MUTE 3 3V Q1204 WF9 3 WF7 WF8 CN601 1 1 VIDEO Y 9 9 VIDEO C 3 3 VIDEO R 7 7 VIDEO G 5 5 VIDEO B VIDEO Y VIDEO C VIDEO R VIDEO G JK1401 S VIDEO OUT CN1601 3 4 2 1 IC1402 VIDEO DRIVER 28 4dB AMP 2dB AMP LPF DRIVER Y C 31 2dB AMP DRIVER 4dB AMP...

Page 28: ...itute replacement parts that do not have the same safety characteristics as speci fied in the parts list may create shock fire or other hazards Notes 1 Do not use the part number shown on these draw ings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 10...

Page 29: ...in the parts list section of the service manual 4 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 5 Voltage indications for PLAY and REC modes on the schematics are as shown below 6 How to read converged lines 7 Test Point Information 2 3 1 5 0 2 5 PLAY mode STOP mode 5 0 The same voltag...

Page 30: ...Main 1 9 Schematic Diagram VCR Section 1 10 3 1 10 4 H9504SCM1 ...

Page 31: ...Main 2 9 Sensor Schematic Diagram VCR Section 1 10 5 1 10 6 H9504SCM2 Note When it is necessary to replace one or more of the following Diodes all one should be replaced D501 D502 D503 D504 1 ...

Page 32: ...1 10 7 1 10 8 H9504SCM3 Main 3 9 Schematic Diagram VCR Section ...

Page 33: ...Main 4 9 Schematic Diagram VCR Section 1 10 9 1 10 10 H9504SCM4 ...

Page 34: ...Main 5 9 Schematic Diagram VCR Section 1 10 11 1 10 12 H9504SCM5 ...

Page 35: ...Main 6 9 Schematic Diagram VCR Section 1 10 13 1 10 14 H9504SCM6 ...

Page 36: ...Main 7 9 Schematic Diagram VCR Section 1 10 15 1 10 16 H9504SCM7 ...

Page 37: ...Main 8 9 DVD Open Close Schematic Diagram VCR Section 1 10 17 1 10 18 H9504SCM8 ...

Page 38: ...1 10 19 1 10 20 Main 9 9 Schematic Diagram VCR Section H9504SCM9 ...

Page 39: ...otection against fire hazard replace only with the same type fuse CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail ...

Page 40: ...1 10 23 1 10 24 Jack Schematic Diagram VCR Section H9504SCJ ...

Page 41: ...1 10 25 1 10 26 Function Schematic Diagram VCR Section H9504SCF ...

Page 42: ...1 10 27 1 10 28 AFV Schematic Diagram VCR Section H9504SCAFV ...

Page 43: ...Main CBA Top View Sensor CBA Top View SW P VR501 CTL TP503 V OUT TP751 WF3 C PB TP301 WF2 RF SW TP504 WF1 S INH TP501 1 10 29 BH9510F01014A BHB300F01014 A BHB300F01014 B 1 10 30 Sensor CBA Top View ...

Page 44: ...1 10 31 Main CBA Bottom View BH9510F01014A 1 10 32 ...

Page 45: ...1 10 33 Function CBA Top View BH9510F01014B 1 10 34 Function CBA Bottom View BH9510F01014C DVD OPEN CLOSE CBA Top View DVD OPEN CLOSE CBA Bottom View ...

Page 46: ... A VARIABLE ISOLATION TRANSFORMER IS REQUIRED CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for parts ...

Page 47: ...1 10 37 1 10 38 Jack CBA Top View Jack CBA Bottom View AFV CBA Top View AFV CBA Bottom View BHC400F01092 BH9510F01022C ...

Page 48: ...DVD Main 1 3 Schematic Diagram DVD Section H9504SCD1 1 10 39 1 10 40 ...

Page 49: ...1 10 41 1 10 42 DVD Main 2 3 Schematic Diagram DVD Section H9504SCD2 ...

Page 50: ...19 251 156 2 2 2 2 188 220 252 157 3 3 3 3 189 3 3 3 3 221 0 0 253 158 0 7 0 7 190 222 1 5 1 5 254 0 0 159 0 0 191 223 1 9 1 9 255 160 0 5 0 5 192 224 0 0 256 IC101 VOLTAGE CHART PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP 1 3 3 3 3 33 2 2 2 9 65 0 1 0 1 97 3 4 3 4 2 34 66 1 2 2 5 98 1 6 1 6 3 35 67 1 6 1 6 99 0 0 4 0 0 36 68 3 4 3 4 100 5 37 69 0 0 101 6 38 0 3 0 5 70 1 7 ...

Page 51: ...DVD Main 3 3 Schematic Diagram DVD Section 1 10 45 1 10 46 H9504SCD3 ...

Page 52: ...V OUT E E 10µs 50mV x 10 WF3 TP751 of Main CBA WF3 UPPER WF1 LOWER V OUT 0 1V x 10 RF SW 0 5V x 10 50µs TP751 of Main CBA TP504 of Main CBA WF2 C PB 10mV x 10 RF SW 0 5V x 10 5ms UPPER LOWER WF1 TP504 of Main CBA TP301 of Main CBA ...

Page 53: ...of IC1402 WF5 Pin 9 of CN1601 VIDEO Y 0 2V 20µs VIDEO C 0 2V 20µs VIDEO CVBS 0 5V 20µs WF7 AUDIO L Pin 13 of CN1601 1V 0 5ms WF8 AUDIO R Pin 15 of CN1601 1V WF9 SPDIF Pin 18 of CN1601 1V 0 1µs NOTE Input CD 1kHz PLAY WF7 WF9 DVD POWER ON STOP MODE WF4 WF6 0 5ms ...

Page 54: ...1 CN1601 EV 1 5V EV 1 5V EV 3 3V EV 1 5V EV 3 3V GND GND GND GND GND GND GND EV 9V P ON 5V EV 9V FP STB P ON 3 3V FP DIN PWRCON OUT SEL REMOTE DVD FP CLK VIDEO R VIDEO Y ASPECT VIDEO B GND GND VIDEO G GND VIDEO C GND GND DVD A L DVD A L MUTE DVD A R DVD A MUTE AUDIO 5V DVD A R MUTE SPDIF TO WIRING DIAGRAM DVD SECTION KEY 1 1 GND 2 POWER LED 3 AL 5V 1 4 1 2 3 4 AFV CBA DVD OPEN CLOSE CBA SIF 1 NU 2...

Page 55: ...CN301 1 2 3 4 TRAY OUT TRAY IN GND 5 6 SP 7 SP 8 SL 9 SL FG IN P ON 3 3V D TRAY IN DRIVE CBA FG CBA FG SENSOR TRAY OUT M SLED MOTOR M SPINDLE MOTOR EV 1 5V EV 1 5V EV 3 3V EV 1 5V EV 3 3V GND GND GND GND GND 1 2 3 4 5 6 7 8 9 10 GND GND EV 9V P ON 5V EV 9V FP STB P ON 3 3V FP DIN PWRCON OUT SEL 11 12 13 14 15 16 17 18 19 20 ASPECT VODEO Y GND VIDEO R VIDEO B GND VIDEO G GND VIDEO C GND 1 2 3 4 5 6...

Page 56: ...hing Pulse H L 19 OUT Hi Fi H SW HiFi Audio Head Switching Pulse H L 20 NU Not Used 21 OUT DVD POWER DVD Power Control Signal H 22 NU Not Used 23 OUT POWER LED POWER LED Signal Output H L 24 NU Not Used 25 OUT TIMER LED TIMER LED Signal Output H L 26 OUT REC LED REC LED Signal Output H L 27 NU Not Used 28 NU Not Used 29 OUT DVD LED DVD LED Signal Output H L 30 OUT VCR LED VCR LED Signal Output H L...

Page 57: ...otor Control Signal PWM 77 OUT D CONT Drum Motor Control Signal PWM 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H H L 79 IN S REEL Supply Reel Rotation Signal PULSE 80 IN T REEL Take Up Reel Rotation Signal PULSE Pin No IN OUT Signal Name Function Active Level 81 OUT LM FWD REV Loading Motor Control Signal H L Hi z 82 OUT LINE MUTE Audio Mute Control Signal H 83 OUT A MUTE H Audio ...

Page 58: ...ata 1 Input 4 In K2 Key Data 2 Input 5 VSS GND 6 VDD Power Supply 7 Out a Segment Output 8 b 9 c 10 d 11 e 12 f 13 g 14 h 15 VEE Pull Down Level 16 Out i Segment Output 17 Out 7G Grid Output 18 6G 19 5G 20 4G 21 3G 22 2G 23 1G 24 VDD Power Supply 25 VSS GND 26 In OSC Oscillator Input 27 Out DOUT Serial Data Output 28 In DIN Serial Data Input ...

Page 59: ...20 Y TPE2 2SC3266 Y TPE2 KTA1281 Y KTC3203 Y KTC3205 Y E C B A K C E EL817A EL817B EL817C LTV 817B F LTV 817C F G D S 2SK3566 1 4 8 5 KIA4558P NJM4558D 1 2 3 4 PQ070XF01SZ 81 80 31 100 50 30 1 51 LA71750EM MPB E QSZAC0RMB159 16 9 8 BU4053BCF E2 TC4053BF N 1 MID 32A22F PT204 6B 12 E C BR24C02F W BR24L02F WE2 CAT24WC02JI 28 15 14 PT6313 S TP 1 MSP3407G QG B8 MSP3407G QG B8 V3 34 18 17 MM1567AJBE 1 B...

Page 60: ...Service Fixture and Tools 2 2 1 Mechanical Alignment Procedures 2 3 1 Disassembly Assembly Procedures of Deck Mechanism 2 4 1 Alignment Procedures of Mechanism 2 4 8 Sec 2 Deck Mechanism Section I Standard Maintenance I Alignment for Mechanism I Disassembly Assembly of Mechanism I Alignment Procedures of Mechanism ...

Page 61: ...73 Recording model only B86 Not used in 2 head model 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 B86 F Brake Assembly HI I...

Page 62: ...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 careful not to dama...

Page 63: ...lignment Tape FL6N8 1 speed only FL6NS8 2 speed only 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 64: ...ure 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 and the c...

Page 65: ... 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 66: ...sition 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 TP301 C PB and TP503 CTL on the Main CBA Use TP504 RF SW as a trigger 2 Playback the Gray Scale of the Alignment Tape FL6NS8 and co...

Page 67: ...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 Note Upon c...

Page 68: ... 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 DM10 18 16 C Drive Leve...

Page 69: ...rication 34 26 Loading Arm SP Assembly B DM2 DM14 Refer to Alignment Sec Pg 2 4 8 35 34 Loading Arm TU Assembly B DM2 DM14 Refer to Alignment Sec Pg 2 4 8 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 70: ...2 4 3 H9500DA 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 22 Fig DM2 Bottom View ...

Page 71: ...lide 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 L 12 49 50 7 S 2 A Fig DM6 View for A Desolder from bottom Lead with Red Stripe 3 4 5 6 L 1 L 2 P 1 Fig DM5 L 3 S 1A ...

Page 72: ...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 73: ...Fig DM13 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 74: ...2 4 7 H9500DA Refer to the Alignment Section Page 2 4 8 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 Slide Fig DM17 ...

Page 75: ...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 SP Assembly so that the last tooth of the gear meets the most inside teeth of the Mode G...

Page 76: ...VIDEO CASSETTE RECORDER VCR D 4501 TABLE OF CONTENTS Exploded Views 3 1 1 Deck Exploded Views 3 1 4 Mechanical Parts List 3 2 1 Electrical Parts List 3 3 1 Deck Parts List 3 4 1 Sec 3 Exploded views and Parts List Section I Exploded views I Parts List ...

Page 77: ...B11 Main CBA A B C DVD Main CBA Unit See Electrical Parts List for parts with this mark Some Ref Numbers are not in sequence 2B15 2B15 2B46 JW001 JW002 JW003 JW009 JW007 2B13 1B1 2L071 2L071 2L071 2L071 2L071 C A B 2B9 A11 2L033 JW008 Sensor CBA AFV CBA Sensor CBA DVD Open Close CBA 2B6 RM2001 F1001 Power Supply CBA Junction CBA 2L052 2L031 2L031 2L052 2B40 JW006 JW005 2B33 2L053 2L053 2B33 Jack C...

Page 78: ...3 1 3 H9504PEX Packing S1 A14 X20D X20C X20B X20A Some Ref Numbers are not in sequence X2 X3 X4 X1 Unit S3 S2 S2 X5 S7 ...

Page 79: ...t Chassis 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 B86 Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 DECK EXPLODED VIEWS Deck Mechanism View 1 ...

Page 80: ...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 81: ... B563 B300 B562 B482 L1341 B355 B354 B483 B425 L1321 B347 L1321 B361 B359 B529 B360 B514 B313 Some Ref Numbers are not in sequence Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 Deck Mechanism View 3 ...

Page 82: ... GBMS3080 2L021 SCREW S TIGHT M3X26 H9400UD 0VM414507 2L031 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 2L032 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 2L033 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 2L034 SCREW S TIGHT M3X6 BIND HEAD GBMS3060 2L035 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 2L041 SCREW C TIGHT M3X5 BIND HEAD GBCC3050 2L051 SCREW P TIGHT M3X6 BIND HEAD GBMP3060 2L052 SCREW P TIGHT M3X6 BIND HEAD GBM...

Page 83: ...71 C113 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V or CHD1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 C114 CHIP CERAMIC CAP B K 1000pF 50V CHD1JK30B102 C116 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 C117 ELECTROLYTIC CAP 1µF 50V M or CE1JMASDL1R0 ELECTROLYTIC CAP 1µF 50V M CE1JMASTL1R0 C118 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 C127 ...

Page 84: ...CHIP CERAMIC CAP CG J 820pF 50V CHD1JJ3CG821 Ref No Description Part No C408 CHIP CERAMIC CAP B K 1800pF 50V CHD1JK30B182 C409 CHIP CERAMIC CAP 1608 CH J 33pF 50V or CHD1JJ3CH330 CHIP CERAMIC CAP CG J 33pF 50V CHD1JJ3CG330 C410 ELECTROLYTIC CAP 10µF 16V M H7 CE1CMAVSL100 C411 CHIP CERAMIC CAP 1608 B K 0 01µF 50V CHD1JK30B103 C412 ELECTROLYTIC CAP 33µF 6 3V M H7 CE0KMAVSL330 C413 CHIP CERAMIC CAP 1...

Page 85: ...CHIP CERAMIC CAP CG J 22pF 50V CHD1JJ3CG220 C544 CHIP CERAMIC CAP 1608 CH J 22pF 50V or CHD1JJ3CH220 Ref No Description Part No CHIP CERAMIC CAP CG J 22pF 50V CHD1JJ3CG220 C545 CHIP CERAMIC CAP 1608 CH J 22pF 50V or CHD1JJ3CH220 CHIP CERAMIC CAP CG J 22pF 50V CHD1JJ3CG220 C546 CHIP CERAMIC CAP 1608 CH J 22pF 50V or CHD1JJ3CH220 CHIP CERAMIC CAP CG J 22pF 50V CHD1JJ3CG220 C547 CHIP CERAMIC CAP 1608...

Page 86: ...D1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 C1531 CHIP CERAMIC CAP 1608 B K 0 01µF 50V CHD1JK30B103 C1532 ELECTROLYTIC CAP 22µF 6 3V M H7 CE0KMAVSL220 C2002 CHIP CERAMIC CAP B K 1000pF 50V CHD1JK30B102 C2004 ELECTROLYTIC CAP 100µF 6 3V H7 CE0KMAVSL101 C2012 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 Ref No Description Part No CHIP CERAMIC CAP 1608 F Z 0 1µF 25V or CHD1EZ30F104...

Page 87: ...OKE COIL 47µH K LLBD00PKV005 L402 INDUCTOR 47µH K 5FT LLARKBSTU470 Ref No Description Part No L451 INDUCTOR 47µH K 5FT LLARKBSTU470 L452 PCB JUMPER D0 6 P5 0 JW5 0T L501 INDUCTOR 100µH K LAP02TA101K LLAXKATTU101 L502 PCB JUMPER D0 6 P5 0 JW5 0T L503 INDUCTOR 1 8µH K 26T LLAXKATTU1R8 L701 INDUCTOR 15µH K 26T LLAXKATTU150 L702 PCB JUMPER D0 6 P5 0 JW5 0T L703 CHOKE COIL 47µH K or LLBD00PKV007 CHOKE ...

Page 88: ...or QQSJ02SC2785 TRANSISTOR 2SC2785 H or QQSH02SC2785 TRANSISTOR 2SC2785 F or QQSF02SC2785 Ref No Description Part No TRANSISTOR 2SC1815 Y TPE2 or QQSY02SC1815 TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 Q513 RES BUILT IN TRANSISTOR KRC103M or NQSZ0KRC103M RES BUILT IN TRANSISTOR BA1F4M T QQSZ00BA1F4M Q514 TRANSISTOR KTC3199 BL or NQS50KTC3199 TRANSISTOR 2SC2785 K or QQSK02SC2785 TRANSISTOR 2SC1815 BL ...

Page 89: ...Description Part No R309 CHIP INDUCTOR MLG1608B18NJT000 or LLACJB3TE18N CHIP INDUCTOR HK1608 18NJ T LLACJB3TU18N R310 CARBON RES 1 6W J 33 Ω or RCX6JATZ0330 CARBON RES 1 4W J 33 Ω RCX4JATZ0330 R311 CHIP RES 1608 1 10W J 75 Ω RRXAJR5Z0750 R314 CHIP RES 1608 1 10W J 3 9k Ω RRXAJR5Z0392 R316 CHIP RES 1608 1 10W J 1 8k Ω RRXAJR5Z0182 R317 CHIP RES 1608 1 10W J 220 Ω RRXAJR5Z0221 R318 CARBON RES 1 4W J...

Page 90: ...08 1 10W J 18k Ω RRXAJR5Z0183 R542 CHIP RES 1608 1 10W J 1k Ω RRXAJR5Z0102 Ref No Description Part No R543 CARBON RES 1 4W J 1k Ω RCX4JATZ0102 R544 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 R545 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 R546 CHIP RES 1608 1 10W J 1k Ω RRXAJR5Z0102 R548 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 R549 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 R552 CHIP RES 1608 1 10W J 1...

Page 91: ...RBON RES 1 4W J 75 Ω RCX4JATZ0750 R1441 CHIP RES 1608 1 10W F 75 Ω or RRXAFR5H75R0 CHIP RES 1608 1 10W F 75 Ω RRXAFR5Z75R0 R1442 CARBON RES 1 4W J 75 Ω RCX4JATZ0750 R1461 CHIP RES 1608 1 10W F 36 Ω or RRXAFR5H36R0 Ref No Description Part No CHIP RES 1608 1 10W F 36 Ω RRXAFR5Z36R0 R1471 CHIP RES 1608 1 10W F 36 Ω or RRXAFR5H36R0 CHIP RES 1608 1 10W F 36 Ω RRXAFR5Z36R0 R1481 CHIP RES 1608 1 10W F 36...

Page 92: ...SIVE A CP2790 9500 EVERLIGH 0VDM12326 JW007 FLAT CABLE 4P AWG26 2651 P2 0 130 WX3804S6FF13 Ref No Description Part No Ref No Description Part No DVD OPEN CLOSE CBA MCV C Consists of the following SWITCHES SW2020 TACT SWITCH KSM0614B or SST0101HH013 TACT SWITCH SKQSAF001A or SST0101AL041 TACT SWITCH TC 1104 H 9 5 SST0101DNG01 MISCELLANEOUS JW009 FLAT CABLE 2P AWG26 2651 P2 0 120 WX1HC460 001 Ref No...

Page 93: ...E 1SS133 T 77 QDTZ001SS133 D1025 SWITCHING DIODE 1N4148M or NDTZ01N4148M SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D1026 ZENER DIODE DZ 5 1BSBT265 or NDTB0DZ5R1BS ZENER DIODE MTZJT 775 1B QDTB0MTZJ5R1 D1030 SCHOTTKY BARRIER DIODE SB340 NDQZ000SB340 D1051 PCB JUMPER D0 6 P7 5 JW7 5T Ref No Description Part No D1060 RECTIFIER DIODE 1N4005 NDQZ001N4005 ICS IC1001 PHOTOCOUPLER EL817A or NPEA000EL817 PH...

Page 94: ...TSINK 1 H9500ED or 0VM414987A HEATSINK 2 H9500ED 0VM414989 2L053 SCREW S TIGHT M3X8 BIND CHROME or GBMS3080 SCREW S TIGHT M3X6 BIND HEAD GBMS3060 AC1001 AC CORD PE8G2CG9G0A 055 WAE0162LW001 F1001 FUSE T1 6AL 250V or PAGC20BW3162 FUSE T1 6AL 250V or 1790994 FUSE 50T016H 1 6A 250V PAGH20BHV162 FH1001 FUSE HOLDER MSF 015 XH01Z00LY001 FH1002 FUSE HOLDER MSF 015 XH01Z00LY001 J922 BEAD CORE B16 RH 3 5X1...

Page 95: ...100 C16 ELECTROLYTIC CAP 10µF 16V M H7 CE1CMASSL100 C17 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V or CHD1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 C19 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V or CHD1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 C20 ELECTROLYTIC CAP 3 3µF 50V M H7 CE1JMA...

Page 96: ...82F SLIDER SP SUB ASSEMBLY MK12 or 0VDM12542 SLIDER SP MK12 0VM101182H B359 CLEANER LEVER MK10 0VM304413 B360 CLEANER ROLLER MK9 0VM410032C B361 CL POST MK10 0VM411114 B410 PINCH ARM A ASSEMBLY 4 MK12 or 0VSA13572 PINCH ARM A ASSEMBLY 5 MK12 0VSA13788 B411 PINCH SPRING MK12 0VM414644 B414 M BRAKE SP ASSEMBLY HI MK12 0VSA13655 B416 M BRAKE TU ASSEMBLY HI MK12 0VSA13449 B417 TENSION SPG 3002645 MK12...

Page 97: ...3 SCREW S TIGHT M2 6X8 WASHER HEAD GCMS9080 L1151 SCREW SEMS M3X4 PAN HEAD or CPM33040 SCREW SEMS M2 6X4 PAN HEAD CPM39040 L1191 SCREW S TIGHT M2 6X8 WASHER HEAD GCMS9080 L1321 SCREW S TIGHT M3X6 BIND HEAD GBMS3060 L1341 SCREW P TIGHT M2X6 PAN HEAD GPMP2060 L1406 AC HEAD SCREW MK9 0VM410964 L1450 SCREW SEMS M2 6X5 PAN HEAD CPM39050 L1466 SCREW S TIGHT M2 6X6 BIND HEAD GBMS9060 L1467 SCREW M2 6X5 W...

Page 98: ...VCR D 4501 H9504ED 2004 04 01 ...

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