Philips DVD757VR /00, Service Manual

Page 1: ...by any means electronic mechanical photocopying or otherwise without the prior permission of Philips DVD VCR Player DVD757VR DVD757VR 00 DVD757VR 02 DVD757VR 05 Contents Chapter Adjustment Procedure Schematic Diagrams and CBA s Exploded Views Mechanical and Electrical Parts Lists Sec 1 Sec 2 Standard Maintenance Mechanism Alignment Procedures Disassembly Assembly of Mechanism Deck Exploded Views S...

Page 2: ...MBLY INSTRUCTIONS 1 7 1 ELECTRICAL ADJUSTMENT INSTRUCTIONS 1 8 1 FIRMWARE RENEWAL MODE 1 9 1 BLOCK DIAGRAMS 1 10 1 SCHEMATIC DIAGRAMS CBA S AND TEST POINTS 1 11 1 WAVEFORMS 1 12 1 WIRING DIAGRAM 1 13 1 SYSTEM CONTROL TIMING CHARTS 1 14 1 IC PIN FUNCTION DESCRIPTIONS 1 15 1 LEAD IDENTIFICATIONS 1 16 1 ELECTRICAL PARTS LIST 1 17 1 EXPLODED VIEWS 1 18 1 SET MECHANICAL PARTS LIST 1 19 1 Sec 1 Main Sec...

Page 3: ...r 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 4: ...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 5: ...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 power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See Fig 2 and the following table AC Line Voltage ...

Page 6: ...ve 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 zers Fig S 1 6 Caution 1 Do not supply hot air to the chip parts around the flat pa...

Page 7: ...l pins of the flat pack IC you can remove it easily Fig S 1 3 2 Affix the wire to a workbench or solid mounting point as shown in Fig S 1 5 3 While heating the pins using a fine tip soldering iron or hot air blower pull up the wire as the solder melts so as to lift the IC leads from the CBA contact pads as shown in Fig S 1 5 4 Bottom of the flat pack IC is fixed with glue to the CBA when removing ...

Page 8: ...cur due to a potential difference caused by electro static charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1MΩ that is prop erly grounded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the workbench or other surface where the semi...

Page 9: ...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 10: ...1 5 1 H9520IB OPERATING CONTROLS AND FUNCTIONS DVD757VR 00 ...

Page 11: ...1 5 2 H9520IB ...

Page 12: ...1 5 3 H9520IB DVD757VR 05 ...

Page 13: ...1 5 4 H9520IB ...

Page 14: ...ITLE DVD Stays on when repeat title function is on 21 REPEAT DVD Stays on when the repeat function is on 22 A B REPEAT DVD Stays on when the A B repeat function is on 23 B DVD VCR Stays on when the inserted disc or cassette is being played back 24 k DVD VCR Lights up when the inserted disc comes to a pause DVD Lights up when the playback is in a still or in a slow mode VCR 25 Digital Display DVD V...

Page 15: ...1 5 6 H9520IB ...

Page 16: ...ection Pulse C POW SW Capstan Power Switching Signal C POWER SW Capstan Power Switching Pulse C ROTA Color Phase Rotary Changeover SIgnal C SYNC Composite Synchronized Pulse CLKSEL Clock Select GND COLOR IN SECAM or MESECAM Chroma Video Input Signal at Super Impose CTL Playback Record Control Signal CTL Playback Record Control Signal CTLAMPout To Monitor for CTL AMP Output D CONT Drum Motor Contro...

Page 17: ...g Motor Control Signal MOD A Modulator Audio Output Signal MOD V Modulator Video Output Signal N A PB Normal Audio Playback Signal Name Function N A REC Normal Audio Recording OSC Oscillator Input OSCin Clock Input for letter size OSCout Clock Output for letter size OSD V IN OSD Video Signal Input OSD V OUT OSD Video Signal Output OSDVss OSDVss OUTPUT SELECT Output Select P DOWN L Power Voltage Do...

Page 18: ...er Audio Input Signal TU VIDEO Tuner Video Input Signal V ENV Video Envelope Comparator Signal V IN Video Signal Input V OUT Video Signal Output Vcc Vcc VCR LED VCR LED Signal Output VDD Power Supply VIDEO Video Signal Vss Vss GND XCin Sub Clock XCOUT Sub Clock Xin Main Clock Input Xout Main Clock Input Signal Name Function ...

Page 19: ...DER 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 CN401 CN601 5 DVD Main CBA D4 2 S 5 CN201 CN301 2 2 1 2 2 3 6 Rear Unit D5 5 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 18 Side Bracket 10 VCR Chassis Unit 12 Main CBA 15 ...

Page 20: ...201 from it If you disconnect the FFC cable CN201 the laser diode of pickup will be destroyed Fig D4 2 2 Disconnect Connector CN301 Remove two Screws S 5 and lift the DVD Main CBA Fig D4 CAUTION 3 When reassembling confirm the FFC cable CN201 is connected completely Then remove the solder from the three short lands of FPC cable Fig D4 CAUTION 4 When reassembling solder wire jumpers as shown in Fig...

Page 21: ...s 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 S 11A 10 VCR Chassis Unit S 10 S 10 S 10 S 11 S 11 Fig D7 ...

Page 22: ... Gear 12 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 23: ...13 17 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 24: ...ual 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 for...

Page 25: ...let 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 exit this mode press POWER button F W Version Up Mode Please insert a DISC for F W Version Up EXIT POWER Fig a Version Up...

Page 26: ...BLOCK TO Hi Fi AUDIO BLOCK TO AUDIO BLOCK 2 2 KEY 1 CL505 CN503 CL591 AL 5V FUNCTION CBA 2 2 KEY 1 4 4 POWER LED 5 5 VCR LED 6 6 DVD LED CN651 FRONT CBA SDA SCL IC502 MEMORY 72 32 19 83 IIC BUS SCL D V SYNC D REC H DAVN L RF SW H A SW C ROTA INPUT SELECT 41 INPUT SELECT 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 SW507 LD SW AL 5V D555 S LED ...

Page 27: ...OSD REC VIDEO SIGNAL SERIAL DECORDER 48 50 52 56 24 6 50 52 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 79 78 AGC VXO OSD CHARACTER MIX FBC 1 2 65 69 68 46 43 84 83 71 62 70 D REC H 80 BUFFER Q104 DVD VCR TP751 V OUT WF3 TU VIDEO VIDEO BUFFER Q301 MAIN CB...

Page 28: ...ON Q405 SWITCHING D REC OFF 5 EQ AMP 9 8 7 LINE AMP REC ON AUDIO HD SW CONTROL MUTE 11 6 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 ...

Page 29: ...CYLINDER ASSEMBLY MAIN 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 TU AUDIO 22 21 ALC SW SW ALC 67 65 Q451 MUTE ON MUTE ON...

Page 30: ...NT REGULATOR REG 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 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 15V F2 F1 DVD P ON 12V PWRCON Q057 CL001 CL001 CN050 1 AL 4...

Page 31: ...R SLED MOTOR DRIVE FOCUS ACTUATOR DRIVE 1 4 1 4 PLL2 X451 MULTI 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 ...

Page 32: ...OCESSOR INST ROM DATA ROM INST ROM DATA ROM INST ROM SERIAL D A GENERAL I O INTERRUPT CONTROLLER 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 DIA...

Page 33: ...DELTA SIGMA MODULATOR DAC LPF AMP L CH R CH LPF AMP DAC ZERO DETECT SYSTEM CLOCK 1 2 6 7 5 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 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...

Page 34: ... fied in the parts list may create shock fire or other hazards Capacitor Temperature Markings Capacitors and transistors are represented by the fol lowing symbols 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 To maintain original function and r...

Page 35: ...Q506 D 1 R577 D 3 C527 C 1 Q510 A 2 R578 D 3 C531 E 4 Q513 E 3 R581 E 3 C533 E 4 Q514 E 3 R582 E 2 C534 D 4 Q515 E 2 R584 E 3 C535 D 3 R585 E 2 C536 D 4 R509 E 1 R586 E 2 C538 D 4 R512 E 1 R588 F 3 C539 D 3 R513 D 1 C540 D 3 R517 A 1 SW506 D 1 C541 E 2 R536 A 2 C542 E 2 R537 B 2 VR501 B 1 C543 E 2 R538 B 3 C544 E 2 R539 B 4 X501 D 2 C545 E 3 R540 B 4 X502 D 2 C546 E 3 R541 B 1 C547 E 3 R542 B 1 PS...

Page 36: ...E PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE IC501 KEY VOLTAGE CHART 0 00 0 51V REC OTR 0 51 0 92V POWER 0 92 1 27V OUT PUT PLAY 1 27 1 61V 1 61 1 98V 1 98 2 39V S INH 2 39 2 90V 2 90 3 60V DIRECT DUBBING 4 30 5 00V KEY OFF KEY OFF KEY 1 7 PIN KEY 2 8 PIN 3 60 4 30V Comparison Chart of Models and Marks MODEL MARK DVD757VR 00 A DVD757VR 05 B DVD757VR 02 C ...

Page 37: ...SCM2 SMD THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE Note When it is necessary to replace one or more of the following Diodes all one should be replaced D501 D504 1 7G 5G 3G 1G 4G 6G 2G a d g c b e f 1 3 2 4 5 DVD VCD PBC STANDBY A B REPEAT TRK CHP TITLE Comparison Chart of Models and Marks MODEL M...

Page 38: ...3 C716 G 1 R531 H 3 R532 H 3 CN503 K 2 R533 I 3 CN701 K 1 R534 H 3 CL505 K 2 R535 H 3 R601 J 2 D501 G 3 R602 J 2 D504 H 3 R603 J 2 D611 H 4 R611 H 4 D612 G 4 R613 H 4 D613 G 4 R614 H 4 D701 G 2 R615 G 4 R616 G 4 IC611 I 4 R617 H 4 IC612 J 3 R703 G 2 R704 G 1 L701 H 2 R705 G 1 L702 H 2 R706 G 1 L703 I 1 L704 I 2 SW501 K 2 SW507 J 2 Q502 G 3 SW603 J 2 Q507 J 1 Q508 H 3 TU701 H 2 Q509 H 3 Q511 H 3 TP...

Page 39: ...418 O 1 C317 Q 3 C416 O 1 R308 Q 2 R419 O 1 C318 Q 2 C417 O 2 R309 Q 4 R420 O 1 C319 Q 3 C418 O 1 R310 Q 3 R421 O 1 C320 Q 4 C419 O 1 R311 Q 4 R775 Q 2 C321 Q 4 C420 P 2 R312 Q 2 R776 Q 2 C322 Q 3 C421 P 1 R314 Q 2 R777 Q 2 C323 Q 3 C775 Q 1 R316 M 4 R778 Q 1 C324 Q 3 C776 Q 2 R317 M 4 R779 Q 2 C325 Q 2 C777 Q 2 R318 N 4 R780 Q 1 C326 Q 3 C778 Q 2 R319 N 3 R781 Q 2 C328 Q 3 C779 R 2 R320 N 3 R782 ...

Page 40: ...m VCR Section THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE SMD Comparison Chart of Models and Marks MODEL MARK DVD757VR 00 A DVD757VR 05 B DVD757VR 02 C ...

Page 41: ... 11 Schematic Diagram VCR Section 1 11 11 1 11 12 H9520SCM4 SMD THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE ...

Page 42: ...459 U 2 C465 V 3 R460 U 2 C466 V 3 R461 U 2 C467 V 3 R462 W 3 C468 V 3 R463 V 2 C469 V 4 R464 V 3 C470 V 4 R465 U 4 C471 U 4 R466 U 4 C472 U 4 R467 T 4 C473 U 4 R468 T 4 C474 U 4 R469 T 4 C475 U 4 R470 T 4 C476 U 4 R471 T 4 C477 T 4 R472 T 4 C478 T 4 R473 T 4 C479 T 4 R474 S 4 C480 T 3 R475 S 4 C481 T 3 R476 S 3 C482 T 3 R477 S 3 C483 T 3 R478 T 4 C484 T 3 R479 S 3 C485 T 2 R480 S 3 C486 T 2 R481 ...

Page 43: ... AA 1 C1352 AA 1 Q1201 Z 1 R1356 AA 1 C1353 AA 2 Q1202 Z 1 R1360 AA 1 C1354 AA 1 Q1203 Z 1 R1361 AB 1 C1355 AA 1 Q1204 Z 1 R1364 AA 1 C1359 AA 1 Q1351 AA 1 R1394 Y 2 C1393 Y 2 Q1352 Y 2 R1396 Y 2 C1394 Y 2 Q1502 AA 3 R1421 Y 2 C1402 AA 3 R1422 AB 2 C1421 Y 2 R1203 X 1 R1441 Y 3 C1422 AA 2 R1204 X 1 R1442 AB 2 C1441 Y 3 R1205 X 1 R1461 Y 3 C1442 AA 2 R1206 Y 1 R1471 Y 3 C1445 AA 2 R1207 Y 1 R1481 Y...

Page 44: ... 11 Schematic Diagram VCR Section 1 11 15 1 11 16 H9520SCM5 SMD THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE ...

Page 45: ...hematic Diagram Parts Location Guide Ref No Position C751 AE 4 C752 AE 4 C753 AE 3 C754 AE 3 C755 AG 1 C756 AG 1 C757 AF 3 C758 AF 3 C783 AG 1 C784 AG 1 D751 AC 4 IC751 AD 3 IC1404 AF 3 R751 AE 3 R752 AE 4 R753 AE 2 R755 AD 4 R756 AG 2 R757 AG 2 R759 AE 3 R760 AE 3 R761 AG 1 R762 AG 1 R763 AG 1 R764 AE 3 R765 AE 3 JK751 AG 2 JK752 AG 1 JK753 AG 1 JK754 AG 1 TP751 AC 3 ICS RESISTORS MISCELLANEOUS T...

Page 46: ... D101 AK 1 D102 AK 1 D103 AJ 4 D104 AK 4 D105 AK 1 D106 AK 4 D107 AK 1 D108 AJ 4 D109 AK 3 D110 AJ 3 D115 AK 4 D118 AK 3 D119 AK 3 D121 AL 3 L101 AL 3 Q104 AJ 3 Q105 AL 3 Q107 AH 4 Q108 AH 4 Q752 AC 3 R112 AI 3 R113 AJ 4 R116 AJ 4 R119 AJ 4 R121 AK 1 R122 AK 1 R124 AK 4 R128 AK 3 R129 AL 4 R130 AL 4 R131 AL 4 R134 AK 3 R136 AK 4 R137 AL 3 R138 AL 3 R140 AJ 3 R141 AJ 4 R142 AJ 3 R143 AI 4 R144 AI 4...

Page 47: ... 11 Schematic Diagram VCR Section 1 11 21 1 11 22 H9520SCM8 SMD THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE ...

Page 48: ... 3 Q1505 AN 2 Q1506 AO 2 Q2007 AO 4 R2005 AP 1 R2022 AN 2 R2027 AO 3 R2038 AO 4 R2039 AO 4 R2040 AO 4 R2047 AO 4 R2060 J 4 R2068 K 1 R2094 AP 1 R2103 AN 3 R2104 AN 3 R2105 AN 2 R2106 AO 2 R2107 AO 2 SW2021 AN 2 SW2022 AN 2 X2001 AP 3 RM2001 AQ 1 DIODES CONNECTORS CAPACITORS TRANSISTORS RESISTORS CRYSTAL OSCILLATORS SWITCHES MISCELLANEOUS ...

Page 49: ...58 AV 3 D056 AV 4 R059 AV 3 D057 AU 3 R060 AV 3 D1052 AS 2 R061 AV 4 D1053 AS 2 R062 AU 3 D1054 AS 2 R065 AU 3 D1055 AS 2 R070 AT 3 D1056 AT 2 R072 AV 3 D1057 AU 1 R1056 AS 3 D1061 AS 3 R1057 AS 3 D1062 AS 3 R1060 AT 2 D1063 AS 3 R1061 AT 1 D2010 AS 4 R1062 AR 2 R1065 AS 1 IC2002 AO 3 R1066 AS 1 R1067 AS 1 L052 AU 4 R1068 AU 2 L053 AT 3 R1069 AU 2 L1052 AT 2 R1071 AR 1 L2001 AP 1 R1072 AR 1 L2006 ...

Page 50: ... 11 Schematic Diagram VCR Section 1 11 25 1 11 26 H9520SCM9 THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE SMD ...

Page 51: ... Position C631 AY 1 C632 AY 2 C633 AY 2 C634 AZ 2 C635 AY 1 C636 AZ 1 C637 AZ 2 IC631 AY 1 R632 AX 2 R633 AY 2 R634 AY 1 R635 AZ 1 R636 AY 2 R637 AZ 2 RESISTORS ICS CAPACITORS SMD THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE ...

Page 52: ...C377 BC 2 C378 BC 2 C379 BB 2 C381 BC 2 C382 BB 2 C383 BB 2 C384 BA 2 D370 BA 1 IC370 BA 2 L370 BC 2 R370 BB 1 R371 BB 2 R372 BA 2 RESISTORS CAPACITORS DIODES COILS ICS SMD THE SAME VOLTAGE FOR BOTH PLAY REC DVD MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE 1 2 3 5 0 5 0 2 5 5 0 DVD MODE Comparison Chart of Models and Marks MODEL MARK DVD757VR 00 A DVD757VR 05 B DVD757...

Page 53: ...SW P VR501 CTL TP503 V OUT TP751 WF3 C PB TP301 WF2 RF SW TP504 WF1 S INH TP501 Main CBA Top View BHB300F01014 A BHB300F01014 B Sensor CBA Top View 1 11 31 1 11 32 BH9520F01012A ...

Page 54: ...Main CBA Bottom View BH9520F01012A 1 11 33 1 11 34 ...

Page 55: ...714 G 4 CN050 A 4 IC502 E 1 Q515 C 1 C344 D 3 C479 C 2 C715 G 2 CN503 A 1 IC611 B 1 Q611 A 1 CONNECTORS CONNECTORS DIODES ICS ICS COILS TRANSISTORS CAPACITORS CAPACITORS CAPACITORS CAPACITORS Ref No Position Ref No Position Ref No Position Ref No Position Ref No Position Ref No Position Q752 E 4 R305 E 3 R463 C 3 R568 E 1 R1060 A 2 R2040 A 2 Q775 F 3 R306 D 2 R464 C 3 R569 F 1 R1061 A 3 R2047 A 2 ...

Page 56: ...1 11 37 Function CBA Top View BH9520F01012B 1 11 38 Function CBA Bottom View BH9520F01012C DVD OPEN CLOSE CBA Top View DVD OPEN CLOSE CBA Bottom View ...

Page 57: ... CAUTION For continued protection 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 suppl...

Page 58: ...01 A 4 D019 D 3 T001 C 4 D055 D 4 R013 D 3 D1001 B 4 R057 D 4 CAPACITORS ICS COILS RESISTORS DIODES MISCELLANEOUS RESISTORS DIODES TRANSISTORS CONNECTORS Ref No Position Ref No Position Ref No Position C013 B 2 D1002 A 2 R068 C 2 C014 C 2 D1003 A 2 R069 C 2 C017 C 1 D1004 A 2 R1002 A 1 C018 C 2 D1006 A 1 R1003 A 1 C020 C 1 D1008 B 1 R1004 A 2 C021 C 1 D1011 A 2 R1005 A 2 C022 B 1 D1012 A 1 R1006 B...

Page 59: ... CIRCUIT 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 fo...

Page 60: ...should be replaced D651 D652 D653 2 FRONT CBA Parts Location Guide Ref No Position CN651 B 1 D651 A 1 D652 B 1 D653 B 1 R651 B 1 R652 B 1 SW651 A 1 SW652 A 1 SW653 C 1 CONNECTORS DIODES RESISTORS SWITCHES FRONT Schematic Diagram Parts Location Guide Ref No Position CN651 A 1 D651 B 1 D652 B 1 D653 C 1 R651 B 1 R652 B 1 SW651 B 1 SW652 B 1 SW653 B 1 CONNECTORS DIODES RESISTORS SWITCHES ...

Page 61: ...R114 B 1 R117 B 1 R118 B 1 R120 A 1 R123 B 1 R125 B 1 R126 A 1 JK1402 B 1 MISCELLANEOUS CAPACITORS TRANSISTORS RESISTORS CONNECTORS DIODES COILS JACK Schematic Diagram Parts Location Guide Ref No Position C101 B 1 C102 C 1 C105 A 2 C106 A 2 C108 B 1 C110 A 2 C111 A 2 C119 B 2 CL2018 A 2 D112 B 1 D113 C 1 L102 C 1 Q103 B 1 R111 A 1 R114 A 2 R117 B 1 R118 A 2 R120 B 1 R123 A 2 R125 B 2 R126 B 1 JK14...

Page 62: ...B 2 X1 A 2 CAPACITORS CONNECTORS DIODES ICS COILS RESISTORS CRYSTAL OSCILLATORS BHC400F01091 AFV Schematic Diagram Parts Location Guide Ref No Position Ref No Position C1 A 1 CN1 C 1 C4 A 1 C5 B 1 D2 B 2 C6 A 1 C7 A 1 IC1 A 1 C8 B 1 C11 C 2 L1 A 1 C12 C 2 L2 A 2 C13 B 2 L3 A 1 C14 A 2 L4 C 2 C15 A 2 C16 A 2 R1 B 1 C17 A 2 R2 A 1 C19 A 2 R4 B 2 C20 A 2 R5 A 1 C21 A 1 R6 A 1 C22 A 2 R7 A 1 C23 A 1 C...

Page 63: ...DVD Main 1 3 Schematic Diagram DVD Section H9520SCD1 SMD THE SAME VOLTAGE FOR BOTH PLAY STOP MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE STOP MODE 1 2 3 5 0 5 0 2 5 1 11 51 1 11 52 ...

Page 64: ...1 11 53 1 11 54 DVD Main 2 3 Schematic Diagram DVD Section H9520SCD2 SMD THE SAME VOLTAGE FOR BOTH PLAY STOP MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE STOP MODE 1 2 3 5 0 5 0 2 5 ...

Page 65: ...0 2 0 32 64 0 8 0 8 96 3 4 3 4 128 2 0 2 0 PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP 129 2 0 2 0 161 0 5 0 5 193 225 1 9 1 9 130 2 2 2 2 162 1 4 1 4 194 0 0 226 3 3 3 3 131 2 3 2 3 163 0 5 0 5 195 3 3 3 3 227 132 0 4 0 1 164 0 9 0 9 196 228 133 1 2 0 4 165 3 3 3 3 197 229 134 0 4 0 1 166 1 5 1 5 198 0 0 230 0 0 135 0 2 0 2 167 0 0 199 231 136 2 3 2 3 168 2 1 2 1 200 232 3...

Page 66: ...DVD Main 3 3 Schematic Diagram DVD Section 1 11 57 1 11 58 H9520SCD3 SMD THE SAME VOLTAGE FOR BOTH PLAY STOP MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE STOP MODE 1 2 3 5 0 5 0 2 5 ...

Page 67: ...UT E E 10usec 50mV x 10 WF3 TP751 of Main CBA WF3 UPPER WF1 LOWER V OUT 0 1V x 10 RF SW 0 5V x 10 50usec TP751 of Main CBA TP504 of Main CBA WF2 C PB 10mV x 10 RF SW 0 5V x 10 5msec UPPER LOWER WF1 TP504 of Main CBA TP301 of Main CBA ...

Page 68: ... IC1402 WF5 Pin 9 of CN1601 VIDEO Y 0 2V 20µsec VIDEO C 0 2V 20µsec VIDEO CVBS 0 5V 20µsec WF7 AUDIO L Pin 13 of CN1601 1V 0 5msec WF8 AUDIO R Pin 15 of CN1601 1V WF9 SPDIF Pin 18 of CN1601 1V 0 1µsec NOTE Input CD 1kHz PLAY WF7 WF9 DVD POWER ON STOP MODE WF4 WF6 ...

Page 69: ...IN CBA CN401 AUDIO OUT L REAR FRONT TO DVD MAIN CBA CN601 CN1051 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 1 2 ...

Page 70: ... 17 TS 18 FS 19 FS 20 TS 16 GND CD PD 12 CD LD 9 CD DVD FS TS DETECTOR 11 2 3 5 6 4 7 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 ...

Page 71: ...V SF 1 51V 1 98V 1 80V SM 3 20V 3 75V 3 40V AU 0 26V 0 65V 0 44V AL 4 51V 5 00V 5 00V SS 2 61V 3 19V 2 97V RS Note Note EJ RS Loading FWD LM FWD REV H RS EJ Loading REV LM FWD REV L Stop A Loading Stop B Unloading Note Symbol Loading Status EJ Eject CL Eject REW Reel SB REW Reel Stop B TL Stop B Brake Cancel FB Brake Cancel FF REW SF FF REW Stop M FF REW SM Stop M FF REW Stop A AU Stop A Play REC ...

Page 72: ...ode Fig 1 18 RF SW F AD Internal Signal C DRIVE PB CTL 78 C F R 16 H A SW 15 ROTA AT H Z H L L ST BL STILL FRAME ADVANCE STILL The first rise of RF SW after a rise in F AD signal Stop detection T2 Slow Tracking Value Acceleration Detection T1 Reversal Limit Value 20ms ...

Page 73: ...8 RF SW F AD Internal Signal C DRIVE PB CTL 78 C F R 16 H A SW 15 ROTA STILL STILL AT ST BL Stop detection T2 Acceleration Detection T1 Slow Tracking Value Reversal Limit Value FRAME ADVANCE The first rise of RF SW after a rise in F AD signal 20ms ...

Page 74: ...D FWD LD REV LD REV 0 5s PIN NO CL EJ SS SS AU AU TL LD SW CL SS LM FWD M REV C DRIVE Z ON ON REC EE PB C F R DRUM ROTATION P ON A MUTE H D REC H YCA DATA PAUSE SLOW AU AL AL AU SF SM EJ AU RS SF SM TL FB AL SB 9 81 78 67 83 33 POWER OFF STOP PLAY RS FS STILL SLOW PLAY STOP PLAY DISPLAY SB TL SB FB SM AL AL RS AU AL SS AU AL SM 0 8s 0 2s 0 3s 1 0s 0 2s 0 8s MONO 1 5s HIFI 0 5s 0 2s 0 8s 0 2s 1 2s ...

Page 75: ...T STOP A LD REV FF LD REV LD REV LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD REC PAUSE REC REC REW LD FWD LD REV LD REV LD REV LD REV LD REV LD REV PAUSE REC or PAUSE STOP EJECT STOP EJECT STOP EJECT 2 STOP A FF STOP A REW STOP A REC PAUSE PAUSE or REC STOP A EJECT STOP FF STOP REW STOP REC REC REC PAUSE STOP FB FB SF SF SM SM AL AL SM AL AL AL AU AU SM TL SB EJ RS RS SM SM SF AU AU SS SS SS ...

Page 76: ... Play Play Tray Open Tray IN TL221 3 3V 0V 0V 3 3V 0V 1 65V 0V 0V 0V 1 65V 1 65V 1 65V Tray OUT TL220 Sled Drive TP303 Disc Drive TP301 Focus Drive TP304 Tracking Drive Tracking Drive TP302 Tray Close Disc Rotation Play Disc Stop Tray Open ...

Page 77: ...ng Pulse H L 17 IN H A COMP Head Amp Comparator Signal H L 18 OUT RF SW Video Head Switching Pulse H L 19 OUT Hi Fi H SW HiFi Audio Head Switching Pulse H L 20 IN DAVN L VPS PDC Data Receive L L 21 OUT DVD POWER DVD Power Control Signal H 22 NU Not Used 23 OUT POWER LED POWER LED Signal Output H L 24 OUT FIL ON OFF Filament ON OFF Control Signal H L 25 OUT TIMER LED TIMER LED Sig nal Output H L 26...

Page 78: ...ock H L Pin No Mark IN OUT Signal Name Function Active Level 71 OUT IIC BUS SCL IIC BUS Control Clock H L 72 IN OUT IIC BUS SDA IIC BUS Control Data H L 73 OUT P OFF H Power Off at High H 74 OUT OUTPUT SELECT Output Select H L 75 IN DVD POWER MONITOR DVD Power Monitor Signal P off L P on H H L 76 OUT C CONT Capstan Motor Control Signal PWM 77 OUT D CONT Drum Motor Control Signal PWM 78 OUT C F R C...

Page 79: ... IN AGC IF AGC Control Signal A D Pin No Mark IN OUT Signal Name Function Active Level Pin No In Out Signal Name Name Function 1 In CLK Clock Input 2 In STB Serial Interface Strobe 3 In K1 Key Data 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 ...

Page 80: ...17 A B C G D S 2SK3566 1 4 8 5 NJM4558D KIA4558P 1 2 3 4 PQ070XF01SZ 81 80 31 100 50 30 1 51 QSZAA0RMB175 LA71750AM MTB 16 9 8 TC4053BF N BU4053BCF E2 1 MID 32A22 PT204 6B 12 E C 35 7 BT 292GN 1 5 4 8 1 CAT24WC02JI BR24C02F W 28 15 14 PT6313 S TP 1 0C 0805T 002 GP1FA512TZV 1 2 3 34 18 17 MM1567AJBE 1 33 MSP3417G QG B8 MSP3417G QG B8 V3 12 22 23 11 1 44 34 B1 E B2 C1 C2 RN1511 TE85R FA1F4M T1B FMG4...

Page 81: ... 1 1 C104 ELECTROLYTIC CAP 100µF 16V M or CE1CMASDL101 1 1 1 ELECTROLYTIC CAP 100µF 16V M CE1CMASTL101 1 1 1 C107 ELECTROLYTIC CAP 470µF 6 3V M or CE0KMASDL471 1 1 1 ELECTROLYTIC CAP 470µF 6 3V M CE0KMASTL471 1 1 1 C109 CHIP CERAMIC CAP CH J 470pF 50V or CHD1JJ3CH471 1 1 1 CHIP CERAMIC CAP CG J 470pF 50V CHD1JJ3CG471 1 1 1 C112 CHIP CERAMIC CAP CH J 470pF 50V or CHD1JJ3CH471 1 1 1 CHIP CERAMIC CAP...

Page 82: ...7 1 1 1 C345 ELECTROLYTIC CAP 0 47µF 50V M H7 CE1JMAVSLR47 1 1 1 C346 CHIP CERAMIC CAP F Z 0 1µF 50V or CHD1JZ30F104 1 1 1 Ref No Description Part No A B C CHIP CERAMIC CAP F Z 0 1µF 25V or CHD1EZ30F104 1 1 1 CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 1 1 1 C347 CHIP CERAMIC CAP CH J 68pF 50V or CHD1JJ3CH680 1 1 1 CHIP CERAMIC CAP CG J 68pF 50V CHD1JJ3CG680 1 1 1 C348 CERAMIC CAP AX F Z 0 1µF 50...

Page 83: ... F Z 0 1µF 50V or CHD1JZ30F104 1 1 1 CHIP CERAMIC CAP F Z 0 1µF 25V or CHD1EZ30F104 1 1 1 Ref No Description Part No A B C CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 1 1 1 C509 CHIP CERAMIC CAP B K 1000pF 50V CHD1JK30B102 1 1 1 C510 CHIP CERAMIC CAP B K 4700pF 50V CHD1JK30B472 1 1 1 C511 CHIP CERAMIC CAP CH J 100pF 50V or CHD1JJ3CH101 1 1 1 CHIP CERAMIC CAP CG J 100pF 50V CHD1JJ3CG101 1 1 1 C513...

Page 84: ...1 1 C1208 CHIP CERAMIC CAP CH J 47pF 50V or CHD1JJ3CH470 1 1 1 CHIP CERAMIC CAP CG J 47pF 50V CHD1JJ3CG470 1 1 1 Ref No Description Part No A B C C1221 ELECTROLYTIC CAP 10µF 16V M H7 CE1CMAVSL100 1 1 1 C1222 ELECTROLYTIC CAP 10µF 16V M or CE1CMASDL100 1 1 1 ELECTROLYTIC CAP 10µF 16V M CE1CMASTL100 1 1 1 C1223 CHIP CERAMIC CAP CH J 1000pF 50V or CHD1JJ3CH102 1 1 1 CHIP CERAMIC CAP CH J 1000pF 25V o...

Page 85: ...65 or NDTA0DZ7R5BS 1 1 1 ZENER DIODE MTZJT 777 5A QDTA0MTZJ7R5 1 1 1 D512 SWITCHING DIODE 1N4148M or NDTZ01N4148M 1 1 1 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 1 1 1 Ref No Description Part No A B C D555 LED MIE 534A2 or NPZZM1E534A2 1 1 1 LED SIR 563ST3F P or QPQPS1R563ST 1 1 1 LED SIR 563ST3F Q QPQQS1R563ST 1 1 1 D611 SWITCHING DIODE 1N4148M or NDTZ01N4148M 1 1 1 SWITCHING DIODE 1SS133 T 77 QDT...

Page 86: ...R or NQS40KTA1266 1 1 1 Ref No Description Part No A B C TRANSISTOR 2SA1015 GR TPE2 QQS102SA1015 1 1 1 Q105 TRANSISTOR KTC3199 Y or NQSY0KTC3199 1 1 1 TRANSISTOR KTC3199 GR or NQS10KTC3199 1 1 1 TRANSISTOR 2SC2785 J or QQSJ02SC2785 1 1 1 TRANSISTOR 2SC2785 H or QQSH02SC2785 1 1 1 TRANSISTOR 2SC2785 F or QQSF02SC2785 1 1 1 TRANSISTOR 2SC1815 Y TPE2 or QQSY02SC1815 1 1 1 TRANSISTOR 2SC1815 GR TPE2 Q...

Page 87: ...75 1 1 1 Q1059 TRANSISTOR KTC3199 Y or NQSY0KTC3199 1 1 1 TRANSISTOR KTC3199 GR or NQS10KTC3199 1 1 1 Ref No Description Part No A B C TRANSISTOR 2SC2785 J or QQSJ02SC2785 1 1 1 TRANSISTOR 2SC2785 H or QQSH02SC2785 1 1 1 TRANSISTOR 2SC2785 F or QQSF02SC2785 1 1 1 TRANSISTOR 2SC1815 Y TPE2 or QQSY02SC1815 1 1 1 TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 1 1 1 Q1201 TRANSISTOR KTC3199 Y or NQSY0KTC3199...

Page 88: ...J 150 Ω RRXAJR5Z0151 1 1 1 Ref No Description Part No A B C R324 CHIP RES 1608 1 10W J 2 7k Ω RRXAJR5Z0272 1 1 1 R325 CHIP RES 1608 1 10W J 1 2k Ω RRXAJR5Z0122 1 1 1 R326 CHIP RES 1608 1 10W J 4 7k Ω RRXAJR5Z0472 1 1 1 R327 CHIP RES 1608 1 10W J 6 8k Ω RRXAJR5Z0682 1 1 1 R328 CHIP RES 1608 1 10W J 1k Ω RRXAJR5Z0102 1 1 1 R330 CHIP RES 1608 1 10W J 2 2k Ω RRXAJR5Z0222 1 1 1 R331 CHIP RES 1608 1 10W...

Page 89: ... CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 1 1 1 Ref No Description Part No A B C R555 CHIP RES 1608 1 10W J 1k Ω RRXAJR5Z0102 1 1 1 R558 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 1 1 1 R560 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 1 1 1 R565 CHIP RES 1608 1 10W J 10k Ω RRXAJR5Z0103 1 1 1 R567 CHIP RES 1608 1 10W J 39k Ω RRXAJR5Z0393 1 1 1 R568 CHIP RES 1608 1 10W J 220k Ω RRXAJR5Z0224 1 1 1 R569 CH...

Page 90: ... 1 10W J 2 2k Ω RRXAJR5Z0222 1 1 1 R1238 CHIP RES 1608 1 10W J 2 2k Ω RRXAJR5Z0222 1 1 1 R1239 CHIP RES 1608 1 10W J 100k Ω RRXAJR5Z0104 1 1 1 Ref No Description Part No A B C R1240 CHIP RES 1608 1 10W J 100k Ω RRXAJR5Z0104 1 1 1 R1245 CHIP RES 1608 1 10W J 10 Ω RRXAJR5Z0100 1 1 1 R1352 CHIP RES 1608 1 10W J 1 8k Ω RRXAJR5Z0182 1 1 1 R1353 CHIP RES 1608 1 10W J 2 2k Ω RRXAJR5Z0222 1 1 1 R1354 CHIP...

Page 91: ...1 1 1 1 MISCELLANEOUS JW009 FLAT CABLE 2P AWG26 2651 P2 0 120 WX1HC460 001 1 1 1 Ref No Description Part No A B C SENSOR CBA 0VSA14057 1 1 1 Consists on the following TRANSISTORS Q503 PHOTO TRANSISTOR PT204 6B 12 or NPWZT2046B12 1 1 1 PHOTO TRANSISTOR MID 32A22 NPWZM1D32A22 1 1 1 Q504 PHOTO TRANSISTOR PT204 6B 12 or NPWZT2046B12 1 1 1 PHOTO TRANSISTOR MID 32A22 NPWZM1D32A22 1 1 1 Ref No Descriptio...

Page 92: ... CAP 10µF 16V M CE1CMASTL100 1 1 1 C1033 FILM CAP P 0 022µF 50V J or CMA1JJS00223 1 1 1 FILM CAP P 0 022µF 50V J CA1J223MS029 1 1 1 C1035 ELECTROLYTIC CAP 470µF 25V M or CE1EMASDL471 1 1 1 ELECTROLYTIC CAP 470µF 25V M CE1EMASTL471 1 1 1 C1053 CHIP CERAMIC CAP B K 0 01µF 50V CHD1JK30B103 1 1 1 C1054 ELECTROLYTIC CAP 470µF 6 3V M or CE0KMASDL471 1 1 1 ELECTROLYTIC CAP 470µF 6 3V M CE0KMASTL471 1 1 1...

Page 93: ...CX4GATZ0681 1 1 1 Ref No Description Part No A B C R1010 CARBON RES 1 4W J 6 8k Ω RCX4JATZ0682 1 1 1 R1011 METAL OXIDE FILM RES 1W J 1 3 Ω or RN011R3ZU001 1 1 1 METAL OXIDE FILM RES 1W J 1 3 Ω RN011R3KE009 1 1 1 R1020 CARBON RES 1 6W J 1 5k Ω or RCX6JATZ0152 1 1 1 CARBON RES 1 4W J 1 5k Ω RCX4JATZ0152 1 1 1 R1021 CARBON RES 1 6W J 22k Ω or RCX6JATZ0223 1 1 1 CARBON RES 1 4W J 22k Ω RCX4JATZ0223 1 ...

Page 94: ...R114 CARBON RES 1 4W J 820 Ω RCX4JATZ0821 1 1 1 R117 CARBON RES 1 4W J 680 Ω RCX4JATZ0681 1 1 1 R118 CARBON RES 1 6W J 4 7k Ω or RCX6JATZ0472 1 1 1 CARBON RES 1 4W J 4 7k Ω RCX4JATZ0472 1 1 1 R120 CARBON RES 1 4W J 68 Ω RCX4JATZ0680 1 1 1 R123 CARBON RES 1 4W J 820 Ω RCX4JATZ0821 1 1 1 R125 CARBON RES 1 6W J 4 7k Ω or RCX6JATZ0472 1 1 1 CARBON RES 1 4W J 4 7k Ω RCX4JATZ0472 1 1 1 R126 CHIP RES 160...

Page 95: ...on CBA 2L054 2L054 2L091 2L012 2B11 Main CBA A 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 JW009 JW004 JW007 1B1 2L071 2L071 2L071 2L071 2L071 C A 2B9 2B9 JW008 A29 A29 2L054 2B15 2L033 Sensor CBA AFV CBA Sensor CBA DVD OPEN CLOSE CBA 2B6 RM2001 F1001 Power Supply CBA Junction CBA 2L052 2L031 2L031 2L052 2B4...

Page 96: ... S3 S2 S2 S1 FRONT Unit A14 Comparison Chart of Models and Marks Model Mark DVD757VR 00 DVD757VR 05 DVD757VR 02 A B C Some Ref Numbers are not in sequence X4 X7 X26 X1 X2 X3 X20 X10 X7 X26 X2 X3 X20A X20B B A S9 X5 S7 Tape X1 A B C ...

Page 97: ...1 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 1 1 1 2L032 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 1 1 1 2L033 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 1 1 1 2L034 SCREW S TIGHT M3X6 BIND HEAD GBMS3060 1 1 1 2L035 SCREW S TIGHT M3X5 BIND HEAD GBMS3050 1 1 1 2L041 SCREW C TIGHT M3X5 BIND HEAD GBCC3050 1 1 1 2L051 SCREW P TIGHT M3X6 BIND HEAD GBMP3060 1 1 1 2L052 SCREW P TIGHT M3X6 BIND HEAD GBMP3060 1 1 1 2L05...

Page 98: ...LS 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 DECK EXPLODED VIEWS 2 5 1 DECK PARTS LIST 2 6 1 Sec 2 Deck Mechanism Section I Standard Maintenance I Mechanism Alignment Procedures I Disassembly Assembly of Mechanism I Deck Exploded Views I Deck Parts List ...

Page 99: ...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 100: ...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 101: ...t Tape FL6N8 2 Head model FL6NS8 4 Head model 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 102: ...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 103: ... 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 104: ...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 105: ...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 106: ... 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 107: ...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 108: ...2 4 3 H9520DA 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 109: ...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 3 4 5 6 L 1 L 2 P 1 Fig DM5 L 3 S 1A L 12 49 50 7 S 2 A Fig DM6 View for A Desolder from bottom Lead with Red Stripe ...

Page 110: ...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 111: ...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 112: ...2 4 7 H9520DA 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 113: ...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 114: ...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 115: ...1 B565 L1151 B525 B592 B31 L1406 B148 B521 B590 B487 B573 B574 B499 B587 B508 B558 B557 B3 B417 B584 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 116: ...63 B300 B562 B482 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 L1341 L1341 Deck Mechanism View 3 ...

Page 117: ...DER TU MK12 0VM101172F 1 1 1 B355 SLIDER SP MK12 or 0VM101182F 1 1 1 SLIDER SP SUB ASSEMBLY MK12 or 0VDM12542 1 1 1 SLIDER SP MK12 0VM101182H 1 1 1 B359 CLEANER LEVER MK10 0VM304413 1 1 1 B360 CLEANER ROLLER MK9 0VM410032C 1 1 1 B361 CL POST MK10 0VM411114 1 1 1 B410 PINCH ARM A ASSEMBLY 4 MK12 or 0VSA13572 1 1 1 PINCH ARM A ASSEMBLY 5 MK12 0VSA13788 1 1 1 B411 PINCH SPRING MK12 0VM414644 1 1 1 B4...

Page 118: ... MK10 0VM411108E 1 1 1 L1051 SCREW B TIGHT M2 6X6 PAN HEAD GPMB9060 1 1 1 L1053 SCREW S TIGHT M2 6X8 WASHER HEAD GCMS9080 1 1 1 L1151 SCREW SEMS M3X4 PAN HEAD or CPM33040 1 1 1 SCREW SEMS M2 6X4 PAN HEAD CPM39040 1 1 1 L1191 SCREW S TIGHT M2 6X8 WASHER HEAD GCMS9080 1 1 1 L1321 SCREW S TIGHT M3X6 BIND HEAD GBMS3060 1 1 1 L1341 SCREW P TIGHT M2X6 PAN HEAD GPMP2060 1 1 1 L1406 AC HEAD SCREW MK9 0VM4...

Page 119: ...2 REEL WASHER MK9 5 2 1 0 5 B508 9965 000 17219 S BRAKE SPRING HI MK12 B513 4822 532 13158 P S W F B514 9965 000 08641 SCREW RACK MK10 B516 9965 000 05342 REEL WASHER MK9 5 2 1 0 5 B518 4822 532 13159 P S W 1 6X4 0X0 5T B52 9965 000 08593 CAP BELT MK10 B521 9965 000 17220 REV BRAKE SPG HI MK12 B522 9965 000 08483 TG POST ASSEMBLY MK10 B525 9965 000 12230 LDG BELT MK11 B529 9965 000 08504 CLEANER A...

Page 120: ... M H C506 4822 124 12052 220UF 20 6 3V C516 9965 000 15300 ELECTROLYTIC CAP 22UF 6 3V M C518 9965 000 15300 ELECTROLYTIC CAP 22UF 6 3V M C521 9965 000 15300 ELECTROLYTIC CAP 22UF 6 3V M C534 9965 000 15292 ELECTROLYTIC CAP 47UF 6 3V M C549 9965 000 15291 ELECTROLYTIC CAP 1UF 50V M H7 C550 9965 000 15295 ELECTROLYTIC CAP 100UF 6 3V H C553 9965 000 15303 ELECTROLYTIC CAP 22UF 10V M H C611 9965 000 1...

Page 121: ...20Y Q1056 4822 130 63485 KTC3198 Y Q1056 4822 130 63773 KTC3198 GR Q1057 4822 130 11691 KRA110M Q1057 9965 000 19588 RES BUILT IN TR BN1L3Z P Q1058 4822 130 10462 KTA1267 GR Q1058 4822 130 11646 2SA1175J Q1058 4822 130 63144 2SA1267 YG Q1058 9965 000 05644 TRANSISTOR 2SA1175 F Q1058 9965 000 19587 TRANSISTOR 2SA1175 H Q1059 4822 130 10103 KTC3199Y Q1059 4822 130 11647 2SC2785J Q1059 4822 130 41306...

Page 122: ...4148 D2005 4822 130 30621 1N4148 IC2001 9965 000 15339 FL DRIVER IC PT6315 S TP Q2022 4822 130 42959 2SA1015Y AFV PWB Various X1 9965 000 12200 X TAL 18 432MHZ C12 9965 000 14891 ELECTROLYTIC CAP 10UF 16V M H C15 9965 000 14891 ELECTROLYTIC CAP 10UF 16V M H C16 9965 000 14891 ELECTROLYTIC CAP 10UF 16V M H C20 9965 000 14892 ELECTROLYTIC CAP 3 3UF 50V M C22 9965 000 14891 ELECTROLYTIC CAP 10UF 16V ...

Page 123: ...Revision List New parts list added and old parts list removed July 7 2003 ...