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SERVICE MANUAL

TOSHIBA CORPORATION 2007

The above models are classified as green products (*1), as indicated by the underlined serial
numbers. This Service Manual describes replacement parts for the green products. When
repairing these green product(s), use the part(s) described in this manual and lead-free solder (*2).

For (*1) and (*2), see the next page.

FILE NO. 810-200742GR

DVD Video Recorder

/Video Cassette Recorder

D-VR50KF
D-VR51KF

Published in Japan,

May

2007 GREEN

SECAM

PAL

VCR

REC

DUBBING

VCR / DVD

DVD

VCR

PROGRAM

REC

DVD

1
2
3
...
»

Summary of Contents for D-VR50KF

Page 1: ...al describes replacement parts for the green products When repairing these green product s use the part s described in this manual and lead free solder 2 For 1 and 2 see the next page FILE NO 810 200742GR DVD Video Recorder Video Cassette Recorder D VR50KF D VR51KF Published in Japan May 2007 GREEN SECAM PAL VCR REC DUBBING VCR DVD DVD VCR PROGRAM REC DVD ...

Page 2: ...ent of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts 2 LEAD FREE SOLDER This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product WARNING This product ...

Page 3: ...eshooting 1 10 1 Function Indicator Symbols 1 11 1 Block Diagrams 1 12 1 Schematic Diagrams BOARD s and Test Points 1 13 1 Waveforms 1 14 1 Wiring Diagram VCR Section 1 15 1 Wiring Diagram DVD Section 1 15 2 IC Pin Function Descriptions 1 16 1 Lead Identifications 1 17 1 Exploded Views 1 18 1 Mechanical Parts List 1 19 1 Electrical Parts List 1 20 1 Main Section I Specifications I Preparation for ...

Page 4: ... input One RCA connector Input level 1Vp p 75 Ω S Video input One Mini DIN 4 pin jack Input level Y Iuminance 1Vp p 75 Ω C colour 300mVp p 75 Ω Audio input Two RCA connectors Input level 2Vrms Input impedance more than 10kΩ Rear Panel VHF UHF antenna input output terminal VHF UHF set 75 Ω Audio input output Two 21 pin scart jack AV1 AV2 Video input output Two 21 pin scart jack AV1 AV2 Input output...

Page 5: ...way 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 Location Inside Top of DVD mechanism Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin Drive Mechanism Assembly Laser B...

Page 6: ...ical for safety Replace only with part number specified B In addition to safety other parts and assemblies are specified for conformance with regulations applying to spurious radiation These must also be replaced only with specified replacements Examples RF converters RF cables noise block ing capacitors and noise blocking filters etc C Use specified internal wiring Note especially 1 Wires covered...

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: ...air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while applying the hot air 3 Bottom of the flat pack IC is fixed with glue to the BOARD 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 BOARD using tweezers Fig S 1 6 CAUTI...

Page 9: ...y one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 3 Bottom of the flat pack IC is fixed with glue to the BOARD 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 I...

Page 10: ... Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the BOARD handle it gently because it may be damaged if force is applied 2 Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the BOARD so you can install a replacement flat pack IC more...

Page 11: ... 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 1 MΩ 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 grounding band be careful to avoid contacting semi conductors with your ...

Page 12: ...nto the Deck Mechanism Assembly and press the O VCR button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP501 S INH to GND This will stop the function of Tape Start Sensor Tape End Sen sor 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 are i...

Page 13: ...et D3 2 S 4 5 BOARD Front Jack D3 Jack Plate Earth 6 DVD Mechanism DVD Main BOARD Assembly D4 4 S 5 CN101 CN701 7 Dust Cover D4 8 Panel Rear Unit D5 3 S 6A 2 S 6B 3 S 7 S 8 CN1503 1 Cover Top 2 Panel Front 3 Front Bracket 4 Jack Bracket 5 BOARD Front Jack 6 DVD Mechanism DVD Main BOARD Assembly 8 Panel Rear Unit 12 BOARD Power Supply 10 Motor DC Fan 13 BOARD Holder 11 Panel Rear 18 BOARD Rear Jack...

Page 14: ...nstalling the Deck Assembly be sure to place the pin of LD SW on BOARD Main as shown in Fig D9 Then install the Deck Assembly while aligning the hole of Cam Gear with the pin of LD SW the shaft of Cam Gear with the hole of LD SW as shown in Fig D9 S 1 S 1 S 1 1 Cover Top Fig D1 L 1 S 2 S 2 S 3 S 3 L 2 L 1 L 1 2 Panel Front 3 Front Bracket CN1505 Fig D2 Fig D3 S 4 Jack Plate Earth 4 Jack Bracket 5 ...

Page 15: ...7 S 7 S 7 CN1503 S 8 8 Panel Rear Unit Fig D6 S 9 11 Panel Rear 10 Motor DC Fan 9 Fan Holder CN1504 Fig D7 S 11 S 10 12 BOARD Power Supply 13 BOARD Holder Fig D8 S 12 S 15 S 16 S 14 S 14 S 13C PCB Washer S 13A S 13B 14 VCR Chassis Unit ...

Page 16: ...SW From FE Head BOTTOM VIEW Lead connections of Deck Assembly and BOARD Main Desolder From Capstan Motor Assembly Printing side Desolder From Cylinder Assembly From ACE Head Assembly Lead with blue stripe Lead with blue stripe Desolder Lead with gray stripe S 17 S 18 Desolder Lead with blue stripe Fig D9 LD SW Pin Hole Hole Shaft Cam Gear 15 Deck Assembly Pin Desolder from bottom 18 BOARD Rear Jac...

Page 17: ...1 6 5 E9GA0DC Fig D10 20 Deck Pedestal 21 Front Bracket R S 19 S 19 S 19 S 19 S 20 ...

Page 18: ...the Front Bracket 4 Remove the DVD Mechanism DVD Main BOARD Assembly 5 Unhook two places and detach the Dust Cover 6 Rotate the gear in the direction of the arrow manually as shown below until the tray descends 7 Pull the tray out manually and remove a disc View for A Rotate this gear in the direction of the arrow hook Front Bracket Panel Front Dust Cover A ...

Page 19: ...e DC AC 20MHz 2 Alignment Tape FL6A Head Switching Position Adjustment Purpose To determine the Head Switching position 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 form is at the 6 5H 1H 416μs 64μs delayed position fro...

Page 20: ...n the initializing is completed the DVD recorder exits the Version display mode and turns off the power automatically To move into the Normal mode from the Version display mode press RETURN button on the remote control instead of ENTER button When button is pressed before ENTER button is pressed the DVD recorder exits the Version display mode then the power turns off MODEL NAME FE VERSION BE VERSI...

Page 21: ...s described as follows 5 After updating is finished the tray opens automatically At this time no button is available 6 Pull out the AC code once then insert it again Fig a Version Up Mode Screen Firmware Version differs depending on the models and this indication is one example Current F W version is displayed Firm Update Mode Please insert a disc ver W4T Z2B Fig b VFD in Version Up Mode Fig c Upd...

Page 22: ...nce that the rectifying diode or circuit is shorted in each rectifying circuit of secondary side and service it if defective FLOW CHART NO 3 When the output voltage fluctuates No Yes Does the secondary side photo coupler circuit operate normally Check the circuit and service it if defective IC1001 D1006 D1012 D1024 Check the circuit and service it if defective IC1001 Q1004 D015 D017 D1019 FLOW CHA...

Page 23: ...se inputted to the base of Q1518 Check D015 D016 D1032 L013 C018 and their periphery and service it if defective Check R1523 and their periphery and service it if defective FLOW CHART NO 7 P ON 9V is not outputted P ON 44V is outputted normally Is 12V voltage supplied to the collector of Q1515 Replace Q1515 No Yes Yes Check C014 D014 D017 L010 C015 and their periphery and service it if defective F...

Page 24: ...ely 500kHz oscillation to Pin 5 of IC612 Are the filament voltage applied between Pin 1 and Pin 24 of the fluorescent display tube Also negative voltage applied between these pins and GND Replace the fluorescent display tube FL601 Check the EV 5V line and service it if defective Check the FL line and service it if defective Check R618 IC612 and their periphery and service it if defective Check the...

Page 25: ... RM1501 remote control receiver and Pin 14 of IC501 and service it if defective Is the L pulse sent out from Pin 1 terminal of the RM1501 remote control receiver when the remote control unit is activated Is the L pulse signal supplied to Pin 14 of IC501 Replace IC501 or DVD MECHANISM DVD MAIN BOARD ASSEMBLY Yes Yes Replace IC501 or DVD MECHANISM DVD MAIN BOARD ASSEMBLY Yes Is 5V voltage supplied t...

Page 26: ...to B on the FLOW CHART NO 6 Picture does not appear normally In the RGB Component video output JK1501 JK1502 Yes Yes No Is 12V voltage supplied to Pin 2 4 of IC1518 No No IC1518 1PIN VIDEO IN AV1 IC1518 3PIN VIDEO IN2 AV2 IC1518 28PIN TUNER VIDEO IC1507 12PIN TUNER LINE VIDEO IC1507 15PIN FRONT Y IN IC1507 4PIN FRONT C IN IC1507 10PIN FRONT VIDEO IN Check the line between each pin of IC1507 and ea...

Page 27: ...IN VIDEO C OUT Check the line between each pin of IC1515 and each pin of CN1502 and service it if defective IC1515 3PIN CN1502 1PIN VIDEO Y I OUT IC1515 1PIN CN1502 9PIN VIDEO C OUT Are the video signals inputted to each pin of IC1515 No IC1515 3PIN VIDEO Y I OUT IC1515 1PIN VIDEO C OUT Are the video signals outputted to each pin of IC1515 IC1515 5PIN VIDEO Y I OUT IC1515 7PIN VIDEO C OUT IC1515 6...

Page 28: ...ut to JK1501 IC1510 13PIN VIDEO Y I P OUT IC1510 3PIN VIDEO Pr Cr OUT IC1510 1PIN VIDEO Pb Cb OUT IC1509 2PIN VIDEO Y I P OUT IC1509 12PIN VIDEO Pr Cr OUT IC1509 5PIN VIDEO Pb Cb OUT IC1509 1PIN VIDEO G IN IC1509 13PIN VIDEO R IN IC1509 3PIN VIDEO B IN Output to JK1502 IC1510 12PIN VIDEO Y I P OUT IC1510 5PIN VIDEO Pr Cr OUT IC1510 2PIN VIDEO Pb Cb OUT Is 5V voltage supplied to Pin 16 of IC1510 Is...

Page 29: ...OUT IC1516 8PIN IC1510 3PIN VIDEO Pr Cr OUT IC1516 6PIN IC1510 1PIN VIDEO Pb Cb OUT Are the video signals inputted to each pin of IC1516 and each pin of IC1514 Output to JK1501 IC1516 3PIN VIDEO Y I P OUT IC1516 8PIN VIDEO Pr Cr OUT IC1516 6PIN VIDEO Pb Cb OUT Output to JK1502 IC1514 6PIN VIDEO Y I P OUT VIDEO G IN IC1514 8PIN VIDEO Pr Cr OUT VIDEO R IN IC1514 1PIN VIDEO Pb Cb OUT VIDEO B IN Check...

Page 30: ... Yes Yes Yes Yes No Rear input No Tuner Replace IC1506 No No No Check the line between Pin 5 14 of IC1501 and audio input terminal JK1202 JK1203 and service it if defective No IC1518 AUDIO IN1 AV1 10 16PIN IC1518 AUDIO IN2 AV2 8 14PIN IC1518 TUNER AUDIO 20 24PIN Are the audio signals inputted to each pin of IC1501 IC1501 TUNER AUDIO AUDIO IN1 2 1 12PIN IC1501 AUDIO IN F FRONT 5 14PIN IC1518 JK1502...

Page 31: ...C1508 and each pin of IC1518 and service it if defective IC1508 15PIN IC1518 6PIN AUDIO L OUT IC1508 14PIN IC1518 12PIN AUDIO R OUT No IC1518 21 25PIN AUDIO OUT 1 AV1 IC1518 22 26PIN AUDIO OUT 2 AV2 Are the analog audio signals outputted to each pin of IC1518 Yes No No No No Check the periphery between Pin 22 26 of IC1518 and the audio terminal JK2001 and service it if defective No Check the perip...

Page 32: ...3PIN AUDIO R OUT Are the analog audio signals inputted to each pin of IC1508 Yes No Yes No No Do Pin 26 29 of IC501 become H level If Pin 26 of IC501 become L level replace DVD MECHANISM DVD MAIN BOARD ASSEMBLY If Pin 29 of IC501 become L level replace IC501 Replace the DVD MECHANISM DVD MAIN BOARD ASSEMBLY Check the P ON 10V line and service it if defective Replace IC1513 Yes No Is 10V voltage su...

Page 33: ...dio signals outputted to the audio terminal JK1505 Yes IC1518 21 25PIN AUDIO OUT 1 AV1 IC1518 22 26PIN AUDIO OUT 2 AV2 Are the analog audio signals outputted to each pin of IC1518 No No Check the periphery between Pin 22 26 of IC1518 and the audio terminal JK2001 and service it if defective No Check the periphery between Pin 1 7 of IC1513 and the audio terminal JK1505 and service it if defective N...

Page 34: ...REW PLAY CH DOWN STOP EJECT Terminal voltage of IC501 7 KEY 1 IC501 7 V Replace the RM1501 remote control receiver Replace remote control unit if need Check the line between the RM1501 remote control receiver and Pin 14 of IC501 and service it if defective Replace IC501 Is the L pulse sent out from Pin 1 terminal of the RM1501 remote control receiver when the remote control unit is activated Is th...

Page 35: ...it if defective While the Takeup Reel is rotating is the reel pulse signal inputted to Pin 80 of IC501 While the reel pulse signal is inputting is L pulse outputted to Pin 81 of IC501 Is the specified voltage approximately 13V outputted to the terminal of the Lading Motor Unit When loading a cassette tape does the LD SW operate normally When loading a cassette tape is the specified voltage approxi...

Page 36: ...d service it if defective Check the P ON 5V line and service it if defective Check the line between Pin 8 of CN502 and Pin 77 of IC501 and service it if defective Replace IC501 No No No No No No No No No No No Yes Yes Yes Is 5V voltage supplied to Pin 2 of CN502 Is the drum PG FG signal inputted to Pin 90 of IC501 Is the drum PG FG signal inputted to Pin 90 of IC501 Is 12V voltage supplied at Pin ...

Page 37: ...defective Yes Check the AL 5V 1 and AL 5V line and service it if defective Replace IC1508 Yes No Is 5V voltage supplied to Pin 16 of IC1508 Is 5V voltage supplied to Pin 7 of IC1508 Yes Continued to E on the next page FLOW CHART NO 10 Video E E does not appear Is the video signal inputted to Pins 48 of IC301 Check the line between Pin 20 of IC1507 and Pin 48 of IC301 and service it if defective Ye...

Page 38: ...No No Check the AL 12V 1 line and service it if defective Replace IC1518 Yes No Are the audio signals inputted to each pin of IC1518 Check the line between audio input terminal and each pin of IC1518 and service it if defective Check the line between Pin 1 12 of IC1501 and Pin 23 27 of IC1518 and service it if defective Are the audio signals outputted to Pin 23 27 of IC1518 Yes Yes Yes Yes No Rear...

Page 39: ... 36 46 55 of IC451 or the 9V voltage supplied to Pin 69 of IC451 Is the serial data and the clock signal supplied to Pin 37 38 of IC451 Is the audio signal outputted to Pin 74 76 of IC451 Is the audio signal inputted into Pin 2 12 of IC1508 Is the audio signal outputted to Pin 14 15 of IC1508 Is the audio signal supplied to Pin 4 50 of IC451 Yes Yes Yes Yes Yes Yes No No No No No No No No Check th...

Page 40: ...putted to Pin 100 of IC301 Yes Yes Replace ACE head assembly Yes Yes No No No No Check the Hi Fi H SW line between Pin 39 of IC451 and Pin 19 of IC501 and service it if defective Check the line between Pin 78 of IC451 and Pin 13 15 17 of IC301 and service it if defective Check the Bias oscillation circuit Q401 Q403 Q404 Q405 Q406 and service it if defective Replace IC451 Replace IC451 No Replace I...

Page 41: ...of ACE head assembly Is the audio signal supplied to Pin 5 of IC301 Replace IC301 Is the audio signal outputted to Pin 11 of IC301 Check the line between Pin 11 of IC301 and Pin 80 of IC451 and service it if defective Service and replace poor parts Readjust the height of the ACE head assembly Clean the surface of ACE head assembly Yes Yes Is the height of ACE head assembly appropriate Yes Replace ...

Page 42: ...n reel or capstan mechanism is not functioning correctly A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanism is not func tioning correctly A T is displayed on a TV screen Refer to Fig 2 When cassette loading mechanism is not functioning correctly A C is displayed on a TV screen Refer to Fig 3 When the drum is not working properly A D is displayed on a TV screen Refer to Fig ...

Page 43: ...dable 14 Cannot write the data after recovering SMALL VMGI 15 Cannot write the data after DVD R Reverse Track 16 An error occurs in Finalize Close 17 An error occurs in Rec Stop Close 18 An error occurs in PCA Full DVD_R 19 Safety Stop occurs during editing 20 High Speed Disc 2 21 The disc is not formatted 5 22 Disc Error has occurred 3 23 The R Disc of VR Mode 6 24 The disc except DVD R RW or fin...

Page 44: ... wrong 39 BUP writing error of chapter editing You cannot record more than 49 titles on one disc The maximum is 49 Delete unnecessary titles 43 The 49 titles has been reached VR Format 9 You cannot record more than 254 chapters on one disc The maximum is 254 Delete unnecessary chapter marks 44 The 254 chapter has been reached VR Format Disc 10 This program is not recordable in VR mode Set DVD RW R...

Page 45: ...C D REC H RF SW H A SW C ROTA IIC BUS SDA H A COMP V ENV DVD AUDIO MUTE DVD SCART AUDIO MUTE 30 C SYNC C SYNC IIC BUS SCL LD SW 9 AL 5V SW507 LD SW AL 5V D555 S LED TP501 RM1501 SENS INH IC501 SERVO SYSTEM CONTROL IC612 VFD DRIVER AUDIO MUTE 2 AUDIO MUTE 2 28 BOARD SENSOR BOARD SENSOR END S ST S Q504 Q503 REC SAF SW 31 SW506 AL 5V REC SAFETY REMOTE SENSOR CTL 97 TP503 CTL POWER SW673 POWER VCR DVD...

Page 46: ...AM CN201 DVD MECHANISM TILT TRACKING FOCUS PICK UP SLED MOTOR M REC VIDEO SIGNAL PB VIDEO SIGNAL REC AUDIO SIGNAL PB AUDIO SIGNAL D A LPC CN1001 CN701 SPINDLE MOTOR M CN1002 BOARD RELAY CN301 3 3V IC701 VIDEO DECODER DECODER A D 45 50 U4 W1 W3 Y2 AA1 AA2 DECODER A D 39 44 R3 T3 T5 U2 U3 V1 10 8 13 VIDEO Y I P OUT 7 VIDEO Y I OUT 1 VIDEO C OUT 9 VIDEO C IN 22 VIDEO Pb Cb OUT 3 VIDEO Pr Cr OUT 5 VID...

Page 47: ... 5 6 IC301 VIDEO SIGNAL PROCESS HEAD AMP IC501 OSD VCR VIDEO VCR VIDEO DUB VCR DVD DUBBING DVD VIDEO DUB PB EE VIDEO REC VIDEO SIGNAL SERIAL DECORDER 48 50 50 52 96 95 94 93 90 89 88 87 CHARA INS CCD 1H DELAY SP BYPASS DVD VCR 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 TP301 C PB WF2 BOARD MAIN TP504 RF...

Page 48: ... LPF CN1502 CN1505 2 2 FRONT Y IN 1 1 FRONT C IN 4 4 FRONT VIDEO IN CN1201 Q1520 Q1521 BUFFER VIDEO SW1 IC1518 VIDEO INPUT SELECT IC1508 SW 29 33 32 28 1 3 5 30 31 6dB AMP CONTROL LOGIC SW CTL 6dB AMP DRIVER BUFFER DRIVER JK1502 20 VIDEO IN 20 CL2001 CN1507 VIDEO IN2 10 10 BOARD REAR JACK BOARD FRONT JACK JK2001 VIDEO IN2 VIDEO OUT2 VIDEO OUT1 DVD VIDEO PB EE VIDEO VCR VIDEO TO VIDEO OUTPUT SELECT...

Page 49: ...WF5 WF4 JK1502 JK2001 IC1515 VIDEO DRIVER 5 4dB AMP 2dB AMP LPF DRIVER 6 8dB AMP 6dB DRIVER 4dB AMP 2dB AMP LPF DRIVER 3 1 7 13 4dB AMP 2dB AMP LPF DRIVER 11 4dB AMP 2dB AMP LPF DRIVER 6 10 4dB AMP 2dB AMP LPF DRIVER 8 1 15 15 1 2 4 9 10 11 3 5 IC1509 SW SW CONTROL Q1524 Q1528 Q1531 Q1530 Q1529 P ON 3 3V RGB THROUGH I P SW Q1533 CN1507 CN1507 14 12 13 15 2 1 4 9 10 11 5 3 VIDEO G IN 3 13 8 8 VIDEO...

Page 50: ...LP ON P TUNER IN2 IN1 R ALC DET ALC IC301 AUDIO SIGNAL PROCESS HEAD AMP 15 13 17 4 AUDIO PB REC CN504 3 A COM 1 AE H 2 AE H FE H AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CN501 BOARD MAIN PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 71 AUDIO MUTE H IIC BUS SCL IIC BUS SDA TO SERVO SYSTEM CONTROL BLOCK DIAGRAM FULL ERASE HEAD 68 69 SERIAL DECODER DECK ASSEMBLY 12 16 IN...

Page 51: ... 2 FRONT R CH SW CTL SW CTL OP AMP IC1513 SW IC1508 OP AMP OP AMP 2 6 1 7 TO SERVO SYSTEM CONTROL BLOCK DIAGRAM TO Hi Fi AUDIO BLOCK DIAGRAM WF8 Q1537 Q1507 MUTE ON Q1538 MUTE ON Q2002 MUTE ON Q2003 MUTE ON IF SINAL PROCESS BOARD AFV BOARD REAR JACK CN1506 CN1507 CL2001 CN1 6 6 6 AUDIO L IN F 8 8 AUDIO R IN F CN1505 CN1201 JK2001 AUDIO R IN2 AUDIO L OUT2 AUDIO R OUT2 2 AUDIO L IN2 6 1 3 JK1502 AUD...

Page 52: ...CR AUDIO R DVD AUDIO L VCR AUDIO L LIM 80 N A PB Hi Fi H SW AUDIO MUTE 2 A MODE TO AUDIO BLOCK DIAGRAM TO AUDIO INPUT OUTPUT SELECT BLOCK DIAGRAM TO AUDIO INPUT OUTPUT SELECT BLOCK DIAGRAM IIC BUS SDA PB EE AUDIO L PB EE AUDIO R IIC BUS SCL TO SERVO SYSTEM CONTROL BLOCK DIAGRAM BOARD MAIN Hi Fi AUDIO R 7 Hi Fi COM 8 Hi Fi AUDIO L 9 CN251 IC451 Hi Fi AUDIO PROCESS REC AUDIO SIGNAL PB AUDIO SIGNAL M...

Page 53: ...0 AL 16V 21 21 AL 16V 24 24 AL 30V 25 25 AL 3V 26 26 AL 3V 31 31 AL 4V 32 32 AL 4V 34 34 F1 33 33 F2 2 2 AL 12V 3 3 AL 12V 6 6 FAN AL 12V 7 7 FAN AL 12V 8 8 FAN AL 12V TO SERVO SYSTEM CONTROL BLOCK DIAGRAM TO SERVO SYSTEM CONTROL BLOCK DIAGRAM P ON 44V P ON 15V P ON 9V AL 12V P ON DECK 5V AL 5V P ON 5V TIMER 5V AL 16V 12V DVD P ON 3 3V DVD P ON 5V EV 5V FL DVD P ON 12V F1 F2 NOTE BOARD MEANS PRINT...

Page 54: ... parts that do not have the same safety characteristics as specified in the parts list may create shock fire or other hazards Notes 1 Do not use the part number shown on these drawings 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 106 3 Resistor wattag...

Page 55: ...acement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications for PLAY and REC modes on the schematics are as shown below 5 How to read converged lines 6 Test Point Information 2 3 1 5 0 2 5 PLAY mode STOP mode 5 0 The same voltage for both PLAY STOP modes Indicates that the voltage is not consistent here DVD Section 2 3 1 5 0 2 5 PLAY...

Page 56: ...1 13 3 E9GA1SCM1 MAIN 1 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 57: ...b d f g c e a b d f g c e a b d f g c e a b d f g c e a b FL601 MATRIX CHART PM BS CS DR CD VCR DB HDD DVD DTV T C PM DTV BS CS CD VCR HDD DVD DR DB T C 5G 4G 3G 2G 1G 7G 6G a b c d e f g MAIN 2 10 POWER SWITCH FUNCTION SENSOR Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 58: ...1 13 5 E9GA1SCM3 MAIN 3 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 59: ...1 13 6 E9GA1SCM4 MAIN 4 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 60: ...1 13 7 E9GA1SCM5 MAIN 5 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 61: ...1 13 8 E9GA1SCM6 MAIN 6 10 FRONT JACK Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 62: ...1 13 9 E9GA1SCM7 MAIN 7 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 63: ...1 13 10 E9GA1SCM8 MAIN 8 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 64: ...1 13 11 E9GA1SCM9 MAIN 9 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 65: ...1 13 12 E9GA1SCM10 MAIN 10 10 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 66: ...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 in hot circuit is measured using hot GND as a common terminal CAUTION For continued protection against fire hazard replace only with the same type fuse NOTE BOARD MEANS PRINTED CIRCUIT BO...

Page 67: ...1 13 14 E9GA1SCRJ REAR JACK Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 68: ...1 13 15 E9GA1SCAFV AFV Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 69: ...agram DVD Section The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schematic Diagram Section 1 NOTE NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 70: ...agram DVD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schematic Diagram Section 1 NOTE ...

Page 71: ...agram DVD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schematic Diagram Section 1 NOTE ...

Page 72: ...agram DVD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schematic Diagram Section 1 NOTE ...

Page 73: ...agram DVD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schematic Diagram Section 1 NOTE ...

Page 74: ...BOARD MAIN Top View BOARD SENSOR Top View BHF300F01012B BHF300F01012A NOTE BOARD MEANS PRINTED CIRCUIT BOARD SW POINT VR501 TP301 WF2 C PB CTL TP503 TP504 RF SW JK1 V OUT J236 WF3 S INH TP501 WF1 BE9G00F01011A ...

Page 75: ...5 OF CN1502 WF5 PIN 3 OF CN1502 WF6 PIN 7 OF CN1502 WF8 PIN 17 OF CN1502 WF7 PIN 9 OF CN1502 WF4 WF10 PIN 3 OF CN1501 WF9 PIN 6 OF IC1515 BOARD MAIN Bottom View BE9G00F01011A NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 76: ...00F01011C BE9G00F01011B BOARD FUNCTION Top View BOARD FUNCTION Bottom View BOARD FRONT JACK Top View BOARD FRONT JACK Bottom View BOARD POWER SWITCH Top View BOARD POWER SWITCH Bottom View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 77: ...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 in hot circuit is measured using hot GND as a common termina...

Page 78: ...on 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 in hot circuit is m...

Page 79: ...1 13 26 BOARD REAR JACK Top View BOARD REAR JACK Bottom View BE9G00F01021B BOARD AFV Top View BOARD AFV Bottom View BE6800F01091 NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 80: ... SPDIF 1V 0 1μs WF10 Pin 3 of CN1501 WF6 Pin 7 of CN1502 VIDEO Y 0 2V 20μs WF7 Pin 9 of CN1502 VIDEO C 0 2V 20μs WF9 Pin 6 of IC1515 VIDEO CVBS 0 5V 20μs WF2 WF3 UPPER WF1 WF1 LOWER J236 TP504 UPPER LOWER TP504 TP301 V OUT 0 5V 50μs RF SW 5V C PB RF SW 5V 5ms 0 2V WF3 J236 V OUT E E 0 2V 20μs NOTE Input COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL ...

Page 81: ...UDIO L IN2 6 6 AUDIO R IN2 5 5 GND 4 4 2 AUDIO MUTE2 2 AUDIO R OUT2 1 1 BOARD AFV CN1506 CN1 IIC BUS SDA 9 IIC BUS SCL 8 P ON 5V 7 P ON 5V 6 TU AUDIO L 5 TU AUDIO R 4 GND 3 2 SIF TU AUDIO 1 9 8 7 6 5 4 3 2 1 FAN 12V 1 LOADING MOTOR CAPSTAN MOTOR M DRUM MOTOR PG SENSOR M CAPSTAN MOTOR MOTOR DRIVE CIRCUIT M CN1502 CN1501 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 1 2 3 4 5 6 7 8 9 10 11 1...

Page 82: ...L 3V 12 AL 3V 11 AL 3V 10 GND 14 GND 13 1V2CONT 1 GND 8 P ON 1 8V 7 P ON 1 8V 6 GND 9 GND 5 GND 4 DVD P ON 3 3V 17 DVD P ON 3 3V 16 DVD P ON 3 3V 15 GND 28 GND 29 GND 30 PICKUP BOARD RELAY CN201 CN1001 10 9 HW 9 10 HW 1 FCS 4 TRK 3 TRK 2 FCS 6 TILT 5 TILT 7 LDD IIN4 9 LDD IIN2 10 LDD IINR 11 NU 8 LDD IIN3 12 LDD VDD 14 LDD ENABLE 15 LDD OSCEN 16 GND 17 LDD WEN4 18 GND 19 LDD WEN3 20 GND 21 LDD WEN...

Page 83: ...REG CONT2 Power Regulator Control Signal 26 OUT DVD AUDIO MUTE DVD Audio Mute Control Signal 27 OUT RGB THROUGH SCART 2 RGB Through Control Signal 28 OUT AUDIO MUTE 2 Audio Mute Control Signal 29 OUT DVD AUDIO MUTE2 DVD Audio Mute Control Signal 30 OUT DVD SCART AUDIO MUTE DVD SCART Audio Mute Control Signal 31 IN REC SAF SW Recording Safety SW Detect With Record tab L With out Record tab H 32 IN ...

Page 84: ...ol Signal 77 OUT D CONT Drum Motor Control Signal 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 LM FWD REV Loading Motor Control Signal 82 OUT OUTPUT SELECT Output Select 83 OUT VCR AUDIO MUTE Audio Mute Control Signal Mute H 84 OUT C POW SW Capstan Power Switching Signal 85 IN VCR POW SAFETY ...

Page 85: ...N DRV STB DRV Serial Interface Strobe 10 NU Not Used 11 NU Not Used 12 VSS Ground 13 VDD 5V Power Supply 14 NU Not Used 15 NU Not Used 16 NU Not Used 17 NU Not Used 18 NU Not Used 19 NU Not Used 20 OUT c Segment Output 21 b 22 a 23 d 24 e 25 f 26 g 27 h 28 i 29 NU Not Used 30 VEE Pull Down Level 31 NU Not Used 32 NU Not Used 33 NU Not Used 34 NU Not Used 35 NU Not Used 36 OUT 7G Grid Output 37 6G ...

Page 86: ...ce S Source G Gate D Drain EL817A 2SK3566 M3776AMCH AG1GP LA71750EM MPB E TC4053BF EL N F CD4052BNSR PT204 6B 12 RN1511 TE85R F KRC103S RTK P KTC3875S GR Y RTK P KTC3879 Y RTK P LA72648M MPB E MM1636XWRE MM1637XVBE PQ070XF01SZH LC74793NJM TLM E MM1697AJBE MM1443XJBE KIA4558P P UTC4580 1 Anode 2 Cathode 3 Emitter 4 Collector KRA103M AT P KRA104M AT P KRC103M AT P KTA1267 Y AT P KTA1273 Y AT P KTA12...

Page 87: ...017 2L017 2L017 2L017 2L017 2L017 2B1 A1X JW002 JW103 F1001 RM1501 2B16 2B17 2B87 2B46 BOARD Main BOARD Function BOARD Front Jack BOARD Rear Jack BOARD Power Supply BOARD Power Switch BOARD Sensor BOARD Sensor JW2001 A D B 2L030 BOARD AFV P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY BOARD MCV P1 BOARD PSV P3 P4 P4 P5 AC1001 TU1501 E E 2B84 FM1001 2L111 2L111 2L111 2L043 2L044 A34 2L014 2L061 2B59 2B13...

Page 88: ...GA1CEX P1 BOARD MCV P4 BOARD SENSOR P5 BOARD AFV JW001 JW002 JW103 RM1501 2B16 2B17 2B46 BOARD Main BOARD Function BOARD Front Jack BOARD Power Switch BOARD Sensor BOARD MCV P1 P4 JW102 TU1501 JW101 BOARD AFV P5 ...

Page 89: ...1 18 3 E9GA1CEX P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY P3 BOARD PSV P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY 2B60 BOARD Rear Jack BOARD Power Supply JW2001 BOARD PSV P3 2L019 2B18 AC1001 F1001 JW1001 ...

Page 90: ...1 18 4 E9GA1PEX Packing X1 X3 X20A X20B X20C X22 Comparison Chart of Models and Marks Model Mark D VR50KF D VR51KF A B A ...

Page 91: ...WASHER E9H10UD 2L011 GBHC3050 SCREWTAPTIGHTM3X5 BIND HEAD BLK NI 2L013 GBJS3060 SCREW S TIGHT M3X6 BIND HEAD 2L014 GBJS3060 SCREW S TIGHT M3X6 BIND HEAD 2L017 0VM413320A SCREW S TIGHT 3X8 H9210UD 2L021 GBCP3080 SCREW P TIGHT M3X8 BIND HEAD 2L022 GBJS3060 SCREW S TIGHT M3X6 BIND HEAD 2L030 GBJP3080 SCREW P TIGHT M3X8 BIND HEAD 2L043 GBJP3080 SCREW P TIGHT M3X8 BIND HEAD 2L044 0VM413320A SCREW S TIG...

Page 92: ...7 C314 CHD1JK30B103 CHIP CERAMIC CAP 1608 B K 0 01μF 50V C315 CHD1JK30B473 CHIP CERAMIC CAP 1608 B K 0 047μF 50V C316 CE1JMAVSL1R0 ELECTROLYTIC CAP 1μF 50V M H7 C317 CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1μF 50V C318 CHD1JK30B223 CHIP CERAMIC CAP 1608 B K 0 022μF 50V C322 CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1μF 50V C324 CHD1JK30B103 CHIP CERAMIC CAP 1608 B K 0 01μF 50V C325 CHD1JK30B822 CH...

Page 93: ...21 ELECTROLYTIC CAP 220μF 6 3V M H7 C469 CE1AMAVSL220 ELECTROLYTIC CAP 22μF 10V M H7 Location No TSB P N Reference No Description C470 CHD1JK30B472 CHIP CERAMIC CAP 1608 B K 4700pF 50V C471 CHD1JK30B103 CHIP CERAMIC CAP 1608 B K 0 01μF 50V C472 CE1EMAVSL4R7 ELECTROLYTICCAP 4 7μF 25V M H7 C473 CE1CMAVSL100 ELECTROLYTIC CAP 10μF 16V M H7 C474 CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1μF 50V C475 CHD...

Page 94: ...P 47μF 16V M C1518 CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1μF 50V Location No TSB P N Reference No Description C1519 CHD1AZ30F105 CHIP CERAMIC CAP F Z 1μF 10V C1520 CHD1AZ30F105 CHIP CERAMIC CAP F Z 1μF 10V C1521 CHD1AZ30F105 CHIP CERAMIC CAP F Z 1μF 10V C1524 CHD1EK30B104 CHIP CERAMIC CAP 1608 B K 0 1μF 25V C1525 CHD1JK30B103 CHIP CERAMIC CAP 1608 B K 0 01μF 50V C1526 CHD1JZ30F104 CHIP CERAMIC ...

Page 95: ...08 CHD1JK30B103 CHIP CERAMIC CAP 1608 B K 0 01μF 50V Location No TSB P N Reference No Description C1609 CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1μF 50V C1610 CHD1JK30B103 CHIP CERAMIC CAP 1608 B K 0 01μF 50V C1611 CE0KMAVSL470 ELECTROLYTICCAP 47μF 6 3V M H7 C1612 CE0KMAVSL101 ELECTROLYTIC CAP 100μF 6 3V H7 C1613 CHD1JJ3CH102 CHIP CERAMIC CAP 1608 CH J 1000pF 50V C1614 CE0KMASDL471 ELECTROLYTIC CA...

Page 96: ...NDQZ000SB140 SCHOTTKY BARRIER DIODE SB140 D1507 NDQZ001N4005 RECTIFIER DIODE 1N4005 D1508 QDTC0MTZJ4R3 ZENER DIODE MTZJT 774 3C D1511 QDTB00MTZJ10 ZENER DIODE MTZJT 7710B D1512 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1513 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1516 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1517 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1518 QDTB00MTZJ18 ZENER DIODE MTZJT 7718...

Page 97: ...STOR KRC103M AT P Q1520 NQSYKTC3199P TRANSISTOR KTC3199 Y AT P Q1521 NQSYKTC3199P TRANSISTOR KTC3199 Y AT P Q1522 NQSYKTC3199P TRANSISTOR KTC3199 Y AT P Q1524 NQ1ZKRC103SP TRANSISTOR KRC103S RTK P Q1525 NQSYKTC3199P TRANSISTOR KTC3199 Y AT P Q1527 NQ1ZKRC103SP TRANSISTOR KRC103S RTK P Q1528 NQ1ZKRC103SP TRANSISTOR KRC103S RTK P Q1529 NQ1ZKRC103SP TRANSISTOR KRC103S RTK P Q1530 NQ1YKTC3875S CHIP TR...

Page 98: ...ES 1 10W J 10k Ω R582 RRXAJR5Z0104 CHIP RES 1 10W J 100k Ω Location No TSB P N Reference No Description R583 RCX4JATZ0821 CARBON RES 1 4W J 820 Ω R584 RRXAJR5Z0101 CHIP RES 1 10W J 100 Ω R585 RRXAJR5Z0222 CHIP RES 1 10W J 2 2k Ω R586 RRXAJR5Z0821 CHIP RES 1 10W J 820 Ω R588 RRXAJR5Z0471 CHIP RES 1 10W J 470 Ω R595 RCX4JATZ0103 CARBON RES 1 4W J 10k Ω R596 RCX6JATZ0151 CARBON RES 1 6W J 150 Ω R597 ...

Page 99: ...AJR5Z0472 CHIP RES 1 10W J 4 7k Ω R1613 RRXAZR5Z0000 CHIP RES 1608 1 10W 0 Ω Location No TSB P N Reference No Description R1616 RRXAJR5Z0102 CHIP RES 1 10W J 1k Ω R1619 RCX4JATZ0750 CARBON RES 1 4W J 75 Ω R1620 RCX4JATZ0102 CARBON RES 1 4W J 1k Ω R1630 RRXAFR5H3601 CHIP RES 1 10W F 3 6k Ω R1631 RRXAFR5H3601 CHIP RES 1 10W F 3 6k Ω R1632 RRXAJR5Z0272 CHIP RES 1 10W J 2 7k Ω R1633 RRXAZR5Z0000 CHIP ...

Page 100: ...2 0 100 JW101 WX1E9G00 002 FFC CABLE 30P FFC P1 00 150 JW102 WX1E9G00 002 FFC CABLE 30P FFC P1 00 150 PS502 QPWZP1302C70 PHOTO INTERRUPTER RPI 302C70 RM1501 P000457340 USESJRSKK039 REMOTE RECEIVER PIC 37043LU TP301 JW17 0T BOARD JUMPER D0 6 P17 0 TP501 JW5 0T BOARD JUMPER D0 6 P5 0 TP503 JW7 0T BOARD JUMPER D0 6 P7 0 TP504 JW25 5T BOARD JUMPER D0 6 P25 5 TU1501 P000484150 UTUNPSLAL007 TUNER UNIT T...

Page 101: ... D1003 NDLZ001N5397 DIODE 1N5397 B D1004 NDLZ001N5397 DIODE 1N5397 B D1006 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1008 NDQZ000SB140 SCHOTTKY BARRIER DIODE SB140 D1011 NDQZ000BA159 RECTIFIER DIODE BA159 D1012 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1016 NDQZ000SB140 SCHOTTKY BARRIER DIODE SB140 D1017 QDTA00MTZJ20 ZENER DIODE MTZJT 7720A D1018 QDTZ001SS133 SWITCHING DIODE 1SS133 T 77 D1019 QDTB...

Page 102: ... QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2003 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2004 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2005 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A Location No TSB P N Reference No Description D2006 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2007 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2008 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2009 QDTA00MTZJ11 ZENER DIODE MTZJT 7711A D2010 QDTA00MTZJ...

Page 103: ...DIO PROCESSOR MSP3417G QG B8 V3 COILS L1 LLARKBSTU100 INDUCTOR 10μH K 5FT L2 JW5 0T BOARD JUMPER D0 6 P5 0 L3 LLAXKATTU180 INDUCTOR 18μH K 26T L4 LLARKBSTU100 INDUCTOR 10μH K 5FT RESISTORS R1 RRXAJR5Z0102 CHIP RES 1 10W J 1k Ω R2 RRXAZR5Z0000 CHIP RES 1608 1 10W 0 Ω R4 RRXAJR5Z0124 CHIP RES 1 10W J 120k Ω R5 RRXAZR5Z0000 CHIP RES 1608 1 10W 0 Ω R6 RRXAZR5Z0000 CHIP RES 1608 1 10W 0 Ω R7 RRXAJR5Z01...

Page 104: ... Tools 2 2 1 Mechanical Alignment Procedures 2 3 1 Disassembly Assembly Procedures of Deck Mechanism 2 4 1 Alignment Procedures of Mechanism 2 5 1 Deck Exploded Views 2 6 1 Deck Parts List 2 7 1 Deck Mechanism Section I Standard Maintenance I Mechanism Alignment Procedures I Disassembly Assembly of Mechanism I Deck Exploded Views I Deck Parts List ...

Page 105: ...ECK ADJUSTMENTS 3 For the reference numbers listed above refer to Deck Exploded Views B73 Recording model only B86 Not used in 2 head model h Hours Cleaning I Replace 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 ACE Head Assembly I B573 B574 Reel S Reel...

Page 106: ... 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 ACE Head Clean the head with a cotton swab Procedure 1 Remove the top cabinet 2 Dip the cotton swab in 90 ethyl alcohol and clean the ACE Head Be careful not to damage the up...

Page 107: ...2 Alignment Tape FL6N8 2 Head model FL6NS8 4 Head model Azimuth and X Value Adjustment of ACE 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 ACE Head Height J 5 Flat Screwdriver Available Locally X Value ...

Page 108: ... 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 cass...

Page 109: ...there is no slack on the supply and take up side Guide Rollers Use a blank tape Adjust the height of the Guide Rollers Supply side and take up side Use a blank tape Page 2 3 3 Loading Use a blank tape Adjust the envelope Page 2 3 4 Check the envelope Adjust the Audio Section Azimuth Alignment Page 2 3 5 Check the audio output Check the following 1 X Value Page 2 3 3 2 Envelope Page 2 3 4 Adjust th...

Page 110: ...ew of the ACE Head Fig M6 1 B X Value Alignment Purpose To obtain maximum PB FM envelope signal at the pre set position of the Tracking Control Circuit align the Horizontal Position of the ACE Head Symptom of Misalignment If the Horizontal Position of the ACE Head is not prop erly aligned maximum PB FM envelope cannot be obtained at the preset position of the Tracking Control Circuit 1 Connect the...

Page 111: ...this adjustment turn the top of the Guide Roller with the Guide Roller Adj Screwdriver 3 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M10 4 If the envelope is as shown in Fig M9 adjust the height of Guide Roller 3 Refer to Fig M3 so that the waveform looks like the one shown in Fig M10 5 When Guide Ro...

Page 112: ... ensure preset posi tion The number of pushes of the PROGRAM button on the unit to achieve 1 2 level of envelope should match the number of pushes of the PRO GRAM button on the unit from center If required redo the X Value Alignment 1 E Checking and Alignment of Tape Path during reversing Purpose To make sure that the tape path is well stabilized dur ing reversing Symptom of Misalignment If the ta...

Page 113: ...DM7H Desolder LDG Belt 2 S 3 9 9 ACE Head Assembly T DM1H DM7H S 4 10 2 Tape Guide Arm Assembly T DM1H DM8H 1 P 2 11 10 C Door Opener T DM1H DM8H 1 S 4A L 4 12 11 Pinch Arm B T DM1H DM8H 1 DM8H 2 P 3 13 12 Pinch Arm A Assembly T DM1H DM8H 1 DM8H 2 14 14 FE Head T DM1H DM9H S 5 15 15 Prism T DM1H DM9H S 6 16 2 Slider Shaft T DM10H L 5 17 16 C Drive Lever SP T DM10H 18 16 C Drive Lever TU T DM10H S ...

Page 114: ...d model 34 26 Loading Arm SP Assembly B DM2H DM14H Refer to Alignment Sec Page 2 5 1 35 34 Loading Arm TU Assembly B DM2H DM14H Refer to Alignment Sec Page 2 5 1 36 16 26 M Brake TU Assembly HI T DM1H DM15H 37 2 26 M Brake SP Assembly HI T DM1H DM15H P 6 38 37 Tension Lever Assembly T DM1H DM15H 39 38 T Lever Holder T DM15H L 10 40 40 M Gear HI T DM1H DM15H C 6 41 15 40 Sensor Gear HI T DM1H DM15H...

Page 115: ...2 4 3 U29PHSDA 14 13 11 10 12 7 49 8 32 43 41 40 31 42 45 44 46 9 36 15 38 37 Fig DM1H Top View 34 19 35 25 26 24 23 27 33 20 28 22 Fig DM2H Bottom View ...

Page 116: ...M4H Pull up Slide 1 2 A 3 6 6 L 2 Pin A Hole A Pin B Hole B L 1 First insert 6 diagonally in 3 as shown below Then install 6 in 3 while pushing L 1 in the direction of the arrow After installing 6 in 3 confirm that pin A of 3 enters hole A of 6 properly Installation of 3 and 6 View for A 2 1 4 Install 6 in 4 while pulling L 2 in the direction of the arrow After installing 6 in 4 confirm that pin B...

Page 117: ...th White Stripe A 8 Fig DM7H 11 13 12 10 L 4 P 3 P 2 Fig DM8H 1 Pin of 12 Pin of 10 Groove of 27 View for A When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 27 as shown 27 Removal of 11 1 Remove screw S 4A 2 Unhook spring P 2 3 Release L 4 while holding 12 with a finger 4 Loosen a finger holding 12 and remove 11 A S 4A ...

Page 118: ...3 Fig B Top view Install pin of 12 in groove of 27 Refer to Fig B 27 Press both 12 and 13 till the groove of chassis pin appears and adjust 13 to the notch of chassis Then turn 13 a little in the direction of the arrow while pressing 12 Refer to Fig C Fig C Groove of pin of chassis Notch of chassis turn 13 12 Install 11 and 10 while holding 12 Refer to Fig DM8H 1 Fig DM8H 2 14 15 S 6 S 5 Fig DM9H ...

Page 119: ...2 4 7 U29PHSDA 19 Cap Belt S 8 19 20 Cap Belt A Installation position of Cap Belt View for A Fig DM11H L 6 22 20 C 1 21 27 Pin on 22 Position of pin on 22 turn Fig DM12H ...

Page 120: ...n 47 First groove on 27 Align 26 and 27 as shown Pin of 36 Pin of 33 Position of Mode Lever when installed Pin of 37 Bottom View Installation of 26 When reassembling 27 meet the first groove on 27 to the first tooth on 47 as shown Fig DM13H 2 32 L 9 P 5 34 35 Refer to the Alignment Section Page 2 5 1 33 Fig DM14H ...

Page 121: ...2 4 9 U29PHSDA 39 L 10 37 P 6 43 38 36 42 40 41 C 6 C 7 turn turn turn Fig DM15H 44 45 46 L 11 Fig DM16H Slide Plate S 11 47 48 Slide Fig DM17H ...

Page 122: ...echanical 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 Ge...

Page 123: ...MH D Blue grease SLIDUS OIL 150 Some Ref Numbers are not in sequence B12 B492 B11 B571 B37 B126 B8 B121 L1450 L1450 B86 L1466 B501 Chassis Assembly Top View Lubricating Point Chassis Assembly Bottom View Lubricating Point L1051 B35 B410 B411 B494 B567 L1053 B74 L1467 B553 B10 L1191 B73 B9 B2 L1322 B5 ...

Page 124: ...grease B499 B596 B52 B507 L1470 B559 B516 B581 B583 B580 B582 A View for A B578 B579 B579 B133 B551 Bottom Side Grease point Some Ref Numbers are not in sequence B488 B491 B513 Bottom Side Grease point L1151 B525 B31 L1406 B558 B557 B3 B592 B148 B522 B521 B590 B573 B574 B591 B416 B518 B564 B585 B487 B587 B508 B414 B572 B565 B568 B417 ...

Page 125: ...hanism View 3 Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 L1341 L1321 B347 L1321 B355 B354 B482 B483 B425 B303 B555 B563 B300 B562 B514 B313 Some Ref Numbers are not in sequence B361 B359 B529 B360 ...

Page 126: ...67 WORM HOLDER MK12 B507 P000467810 0VM410058 REEL WASHER MK9 5 2 1 0 5 B508 P000467970 0VM414899 S BRAKE SPRING HI MK12 B513 P000467770 0VM402629A P S W F 6 2 55 0 5 B514 0VM411535B SCREW RACK MK14 B516 P000467810 0VM410058 REEL WASHER MK9 5 2 1 0 5 B518 P000467790 0VM408485A P S W CUT 1 6X4 0X0 5T B521 P000467980 0VM414943 REV BRAKE SPG HI MK12 B522 0VSA11012 TG POST ASSEMBLY MK10 B525 P00046788...

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