Sanyo HV-DX300A Service Manual Download Page 59

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ELECTRICAL PARTSLIST

LOC

PARTS_CODE PARTS_NAME

PARTS_DESCR

REMARK

R009 DW-RD-AZ222J- R CARBON FILM

1/6 2.2K OHM J

R051 DW-RD-AZ751J- R CARBON FILM

1/6 750 OHM J

R052 DW-RD-AZ751J- R CARBON FILM

1/6 750 OHM J

R054 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R190 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

R204 DW-RD-AZ113J- R CARBON FILM

1/6 11K OHM J

R207 DW-RD-AZ563J- R CARBON FILM

1/6 56K OHM J

R214 DW-RD-AZ511J- R CARBON FILM

1/6 510 OHM J

R215 DW-RD-AZ821J- R CARBON FILM

1/6 820 OHM J

R217 DW-RD-AZ223J- R CARBON FILM

1/6 22K OHM J

R218 DW-RD-AZ222J- R CARBON FILM

1/6 2.2K OHM J

R219 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R232 DW-RD-AZ223J- R CARBON FILM

1/6 22K OHM J

R265 DW-85801060TA WIRE COPPER

0.6X52MM TAPING

R266 DW-RD-AZ333J- R CARBON FILM

1/6 33K OHM J

R267 DW-RD-AZ272J- R CARBON FILM

1/6 2.7K OHM J

R268 DW-RN-AZ3902F R METAL FILM

1/6 39K OHM F

R269 DW-RD-AZ272J- R CARBON FILM

1/6 2.7K OHM J

R276 DW-RD-AZ183J- R CARBON FILM

1/6 18K OHM J

R277 DW-RD-AZ511J- R CARBON FILM

1/6 510 OHM J

R278 DW-RD-AZ511J- R CARBON FILM

1/6 510 OHM J

R305 DW-RD-AZ434J- R CARBON FILM

1/6 430K OHM J

R306 DW-RD-AZ474J- R CARBON FILM

1/6 470K OHM J

R316 DW-RD-AZ183J- R CARBON FILM

1/6 18K OHM J

R321 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R322 DW-RD-AZ272J- R CARBON FILM

1/6 2.7K OHM J

R323 DW-RD-AZ682J- R CARBON FILM

1/6 6.8K OHM J

R325 DW-RD-AZ122J- R CARBON FILM

1/6 1.2K OHM J

R329 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R330 DW-RD-AZ223J- R CARBON FILM

1/6 22K OHM J

R331 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R350 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

R351 DW-RD-AZ430J- R CARBON FILM

1/6 43 OHM J

R370 DW-RD-AZ473J- R CARBON FILM

1/6 47K OHM J

R399 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R402 DW-RD-AZ393J- R CARBON FILM

1/6 39K OHM J

R403 DW-RD-AZ122J- R CARBON FILM

1/6 1.2K OHM J

R423 DW-RD-AZ153J- R CARBON FILM

1/6 15K OHM J

R513 DW-RD-AZ331J- R CARBON FILM

1/6 330 OHM J

R514 DW-RD-AZ331J- R CARBON FILM

1/6 330 OHM J

R525 DW-RD-AZ104J- R CARBON FILM

1/6 100K OHM J

R535 DW-RD-AZ473J- R CARBON FILM

1/6 47K OHM J

R537 DW-RD-AZ473J- R CARBON FILM

1/6 47K OHM J

R540 DW-RN-AZ103F- R METAL FILM

1/6 10K OHM F

R541 DW-RN-AZ103F- R METAL FILM

1/6 10K OHM F

R545 DW-RD-AZ121J- R CARBON FILM

1/6 120 OHM J

R546 DW-RD-AZ121J- R CARBON FILM

1/6 120 OHM J

R550 DW-RD-AZ472J- R CARBON FILM

1/6 4.7K OHM J

R551 DW-RD-AZ104J- R CARBON FILM

1/6 100K OHM J

R555 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R556 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R557 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R558 DW-RD-AZ153J- R CARBON FILM

1/6 15K OHM J

R559 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

R560 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

LOC

PARTS_CODE PARTS_NAME

PARTS_DESCR

REMARK

R588 DW-RD-2Z189JS R CARBON FILM

1/2 1.8 OHM J SMALL

R610 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R612 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R625 DW-RD-AZ474J- R CARBON FILM

1/6 470K OHM J

R626 DW-RD-AZ474J- R CARBON FILM

1/6 470K OHM J

R627 DW-RD-AZ474J- R CARBON FILM

1/6 470K OHM J

R628 DW-RD-AZ474J- R CARBON FILM

1/6 470K OHM J

R631 DW-85801060TA WIRE COPPER

0.6X52MM TAPING

R635 DW-RD-AZ203J- R CARBON FILM

1/6 20K OHM J

R636 DW-RD-AZ203J- R CARBON FILM

1/6 20K OHM J

R637 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R638 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R644 DW-RD-4Z751J- R CARBON FILM

1/4 750 OHM J

R844 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

R850 DW-RD-AZ272J- R CARBON FILM

1/6 2.7K OHM J

R851 DW-RD-AZ272J- R CARBON FILM

1/6 2.7K OHM J

R853 DW-RD-2Z751JS R CARBON FILM

1/2 750 OHM J SMALL

R854 DW-RD-4Z102JS R CARBON FILM

1/4 1K OHM J SMALL

R856 DW-RD-AZ472J- R CARBON FILM

1/6 4.7K OHM J

R857 DW-RD-AZ202J- R CARBON FILM

1/6 2K OHM J

R860 DW-RD-AZ561J- R CARBON FILM

1/6 560 OHM J

R861 DW-DUZ2R4BSB- DIODE ZENER

UZ-2.4BSB

R862 DW-RD-AZ361J- R CARBON FILM

1/6 360 OHM J

RD04 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

RD10 DW-RD-AZ471J- R CARBON FILM

1/6 470 OHM J

RD13 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

RD14 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

RD19 DW-RD-AZ471J- R CARBON FILM

1/6 470 OHM J

RD22 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

RD26 DW-RD-AZ333J- R CARBON FILM

1/6 33K OHM J

RD27 DW-RD-AZ104J- R CARBON FILM

1/6 100K OHM J

RD28 DW-RD-AZ333J- R CARBON FILM

1/6 33K OHM J

RD29 DW-RD-AZ104J- R CARBON FILM

1/6 100K OHM J

RD31 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

RD32 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

RD50 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

RD51 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

RD52 DW-RD-AZ221J- R CARBON FILM

1/6 220 OHM J

RD54 DW-RD-AZ101J- R CARBON FILM

1/6 100 OHM J

RD56 DW-RD-AZ101J- R CARBON FILM

1/6 100 OHM J

RD57 DW-RD-AZ101J- R CARBON FILM

1/6 100 OHM J

RD58 DW-RD-AZ101J- R CARBON FILM

1/6 100 OHM J

RD61 DW-RD-AZ750J- R CARBON FILM

1/6 75 OHM J

RD64 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

RD65 DW-RD-AZ201J- R CARBON FILM

1/6 200 OHM J

RD70 DW-RD-AZ510J- R CARBON FILM

1/6 51 OHM J

RD71 DW-RD-AZ510J- R CARBON FILM

1/6 51 OHM J

RD72 DW-RD-AZ510J- R CARBON FILM

1/6 51 OHM J

RD73 DW-RD-AZ510J- R CARBON FILM

1/6 51 OHM J

RD74 DW-RD-AZ103J- R CARBON FILM

1/6 10K OHM J

RD75 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

RD76 DW-RD-AZ102J- R CARBON FILM

1/6 1K OHM J

U001 DW-97P65358MA PCB MAIN

330X246 D1B

Z004 DW-PVMGMSLG24PCB MPEG MANUAL AS DQL-2303-3HE,2CH,BS,ALI(M3355),SPU3151
AA01 DW-97P93E030E LABEL PGM

13X25 CH305E0601B-SANYO-4(97P93B2101)

Summary of Contents for HV-DX300A

Page 1: ...P AL FILE NO Service Manual DVD Player Video Cassette Recorder HV DX300A Product Code 1 682 339 26 Australia HV DX300A NZ Product Code 1 682 339 27 New Zealand REFERENCE No SM0905001 ...

Page 2: ... ADVANTAGES OF THIS PRODUCT 3 TROUBLE SHOOTING 5 WAVEFORMS 23 CIRCUIT DIAGRAM 26 PCB CIRCUIT BOARD 36 ELECTRICAL ADJUSTMENT 39 INSTRUMENT DISASSEMBLY 40 ADJUSTMENT OF THE TAPE TRANSPORT SECTION 45 ELECTRICAL PARTSLIST 52 ...

Page 3: ...CK AUDIO input 8 8dBm RCA JACK VIDEO output common use of DVD and VCR VIDEO output terminal 1 0 Vp p unbalanced RCA JACK VIDEO output DVD only Component output 75 In load Y 1 0Vp p Pb 0 7Vp p Pr 0 7Vp p AUDIO output common use of DVD and VCR Audio output terminal 2 kinds 5 8dBm VCR 2Vrms DVD RCA JACK AUDIO output DVD only Analogue AUDIO output 2 0Vrms Digital audio output OPTICAL COAXIAL Playable ...

Page 4: ...ou can enjoy high level digital audio by connecting with amp embedded with Dolby Digital dts decoder Built in Dolby Digital decoder DVD Analog audio 2 channels output for DOWNMIX x1 Composite video output x1 Slow Forward Reverse playback DVD Fast Forward Reverse playback Search of title chapter and time in DVD disc and search of time and track time in VCD Various TV aspect DVD 4 3 for Pan and Scan...

Page 5: ... case of SVCD or VCD it depends on the disc The number of subtitle languages depends on the software Multi Angle function DVD This function allows you to choose the viewing angle of scenes which were shot from a number of different angles The number of angles depends on the software Screen zoom function DVD VCD ...

Page 6: ... cord is ok Is 400V 200V voltage obtained at C804 Output voltage of 2nd parts is normal Check rectifier diode of 2nd parts D821 D822 D823 D824 D825 D826 D827 Switching pulse of Q801 collector is normal OK Exchange POWER CORD Check F801 Exchange rectifier diode of 2nd parts D821 D822 D823 D824 D825 D826 D827 Check Q801 NO YES YES YES YES YES NO NO NO NO ...

Page 7: ...25 Oscillation at IC701pin 1 Specific GRID SEG doesn t function Check R588 D857 L503 L860 Exchange IC701 Check IC 701 pin 22 24 27 28 30 31 Check IC 701 pin 10 12 14 21 NO YES YES NO NO GRID output at PORT of IC701 YES SEG output at PORT of IC701 Exchange IC701 YES A LED DISPLAY NO ...

Page 8: ...s on the screen even though changing tape Re adjust the height of AC HEAD Remove the dust Check C510 R545 R547 IC 501 pin 91 92 98 NO Re adjust PATH B 1 Bad playback quality 1 YES YES YES YES Noise appears on the Full playback screen Are SW pulse and HA SW normal Recheck step B 1 Bad playback quallty 1 Check HEAD AMP connector and HEAD YES YES NO NO ENVE Wave at PT01 pin 4 Check VIDEO circuit Are ...

Page 9: ... DATA normal Is SIF Video output at TMI RF101 pin 16 19 normal Check IC 501 Check IC301 Check IC501 YES YES NO NO NO Is Video Signal input at IC501 pin 50 Is there Video output at IC501 pin 52 Check TMI RF101 Block NO Check Video Buffer Q644 C No broadcasting signal received YES YES YES ...

Page 10: ...3V voltage obtained at Each parts of Loading Motor Replace Loading Motor Check D851 and POWER circuit D No CASSETTE Loading YES YES E AUTO STOP in Playback mode VCR stops automatically in playback mode Check R544 C516 and P501 pin 11 Check S501 S502 REEL Sensor Is D PG FG pulse at IC501 pin 90 normal Is C FG pulse at IC501 pin 87 normal Is there REEL Pulse at IC501 pin 79 80 Check and replace IC50...

Page 11: ...oltage obtained at P501 pin 9 Check P501 Connector and Capstan Motor Check EVER 14V Q850 Check Capstan FG IC 501 pin 87 Check R541 R540 R539 R538 C518 Check R537 R536 C521 DRUM Motor stops Is 14V voltage obtained at P501 pin 8 YES NO NO NO YES YES Is DRUM PWM fit to IC 501 pin 76 Is 2 6V voltage obtained at P501 pin 12 Check Capstan Motor and DRUM Motor Check EVER 14V Q850 Check DRUM PG FG IC 501 ...

Page 12: ...Check IC501 pin 58 71 72 NO YES YES NO NO YES Is signal output from pin 65 of IC301 YES NO Check IC301 pin 62 Q V Sync Is signal input into pin 50 of IC501 YES NO Check PCB Pattern Is signal output from pin 52 of IC501 YES NO Is 5V supplied to pin 53 98 99 of IC501 Is signal output at IC301 pin 61 YES NO Check PCB Pattern Q309 Q310 Check IC 501 YES Check POWER circuit NO Is signal input at IC301 p...

Page 13: ...rom IC301 pin 79 NO NO Same as EE MODE check Is 5V supplied at IC301 pin 91 Is SW Pulse input at IC301 pin 70 Is 5V obtained at IC301 pin 24 42 55 72 91 Check POWER 5V Check IC501 pin 18 Clean head or Replace head Check POWER 5V NO NO Check PATTERN NO YES YES YES YES YES YES NO Does X301 4 43MHz oscillate Is Y SIGNAL input at IC301 pin 43 NO Check PATTERN YES NO Replace X301 NO Check and replace I...

Page 14: ... 89 90 LP MODE 89 90 Pin SP MODE 94 95Pin Check video HEAD and Connector Is signal input into IC301 pin 48 50 52 54 56 Check POWER circuit Check IC501 pin 18 Record video signal poor Check EE MODE YES Is luminance and color signal output from IC301 pin 78 Replace IC301 NO NO YES C No recording YES Is IC301 pin 80 REC H HIGH Check IC501 pin 45 NO ...

Page 15: ...pin 52 NO Replace IC501 D No OSD On Screen Display appears YES YES NO Check IC 501 Check IC 501 NO Check PCB Pattern Check FFC CABLE DVD Module DVD Composite signal doesn t appear Is signal output at PD01 pin 5 Is signal at IC301 pin 56 NO E No DVD Video YES YES Remark previous 3 A Is signal at IC301 pin 61 Check IC301 NO Check RF output YES YES Check Line output ...

Page 16: ...42 43 NO Is 5V obtained at IC251 pin 40 Replace IC251 YES YES Is 12V obtained at IC251 pin 34 NO YES Check POWER circuit YES Replace IC601 Is 5V obtained at IC051 pin 1 Check Power circuit NO Is there SIF signal at IC051 pin 2 in RF mode Check RF101 NO YES Is there SIF signal out at IC051 pin 30 31 Check IC051 NO YES YES Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 N...

Page 17: ... 13 Check IC501 Is Audio signal output at IC251 pin 16 17 Are CLK and DATA obtained at IC251 pin 42 43 NO Is 5V obtained at IC251 pin 40 Replace IC251 YES YES Is 12V obtained at IC251 pin 34 NO YES Check POWER circuit YES Replace IC601 YES Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO ...

Page 18: ...signal at IC601 pin 2 15 YES YES Check ICD03 NO Check ICD01 DVD board NO Check POWER circuit NO Is DVD Audio signaloutput at ICD03 pin 1 7 Check ICD03 NO YES Is Audio signal output at IC601 pin 3 13 Check IC501 YES Replace IC601 Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO ...

Page 19: ... 1 12 Check Input Front JACK NO Is Audio signal output at IC601 pin 3 13 Check IC501 YES Replace IC601 Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO d FRONT E E No sound in Front E E mode ...

Page 20: ... pin 3 13 Check IC501 Is Audio signal output at IC251 pin 16 17 Are CLK and DATA obtained at IC251 pin 42 43 NO Is 5V obtained at IC251 pin 40 Replace IC251 YES YES Is 12V obtained at IC251 pin 34 NO YES Check POWER circuit YES Replace IC601 Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO ...

Page 21: ...k in record playback mode REC MODE Are there Audio signal at IC251 pin 4 7 Is FM OSC signal at IC251 pin 36 Check input LINE JACK Replace DRUM YES NO NO NO Is FM OSC signal at P401 pin 2 Replace IC251 YES HEAD CLEANING YES ...

Page 22: ...place IC251 YES NO NO Is there Playback Normal Audio signal at IC251 pin 17 18 Check A C HEAD and IC301 YES Check Output JACK YES Is there normal Audio signal at IC251 pin 17 18 NO Check power circuit NO Voltage at IC251 pin 34 is 12V Voltage at IC251 pin 40 and at IC301 pin 18 is 5V ...

Page 23: ...l at IC251 pin 4 7 Is there recording signal at IC251 pin 21 Check input LINE JACK Check signal flow circuit YES NO NO NO Signal at IC251 pin 21 is transferred to IC301 pin 13 15 17 Collect signal at C222 is about 70Vp p at 70KHz Check IC251 YES YES Check Q203 NO Check P201 pin 2 4 8 and A C HEAD YES REC H BASE voltage at Q206 is 5V Check IC501 pin 45 NO YES ...

Page 24: ...01 43 520mVp p 100mV 5usec REC IC301 43 520mVp p 100mV 5usec PLAY IC301 21 600mVp p 200mV 2msec cm PLAY SP VIDEOSWTRIG IC301 21 350mVp p 200mV 2msec cm PLAY EP VIDEOSWTRIG IC301 67 4 6Vp p 2V 10usec cm REC PLAY IC301 67 4 6Vp p 2V 10usec cm PICTURE SEARCH IC301 65 2 2Vp p 500mV 5usec cm REC IC301 65 2 2Vp p 500mV 5usec cm PLAY IC301 28 450mVp p 200mV 0 1usec cm ...

Page 25: ...msec cm REC IC301 100 2 3Vp p 0 5V 0 5msec cm REC 1 IC301 8 120mVp p 50mV 0 5msec cm PLAY 2 P202 2 75Vp p 10V 20µsec cm REC 3 IC251 2 80mVp p 20mV 0 5msec EE REC PLAY 4 IC251 24 200mVp p 50mV 0 5msec EE REC 5 IC251 34 1 4Vp p 0 5V 1msec REC 6 IC251 32 200mVp p 50mV 0 5msec EE REC 7 IC251 16 1 4Vp p 0 5V 0 5msec EE REC ...

Page 26: ...9 IC501 77 5Vp p 2V 5µsec cm REC PLAY 0 IC501 76 5Vp p 2V 5µsec cm REC PLAY IC501 94 3Vp p 1V 5msec cm REC IC501 97 4 4Vp p 1V 5msec cm PLAY IC501 90 25Vp p 5Vp p 1V 5msec cm REC PLAY IC501 87 2 5Vp p 1V 0 2msec cm REC PLAY Q IC501 38 2 6Vp p 0 5V 0 1µsec cm REC PLAY ...

Page 27: ...26 CIRCUIT DIAGRAM 1 POWER SUPPLY CIRCUIT DIAGRAM ...

Page 28: ...27 CIRCUIT DIAGRAM 2 SERVO SYSCON CIRCUIT DIAGRAM ...

Page 29: ...28 CIRCUIT DIAGRAM 3 VIDEO AUDIO CIRCUIT DIAGRAM ...

Page 30: ...29 4 HiFi SW INPUT CIRCUIT DIAGRAM CIRCUIT DIAGRAM 11 6 8 7 DAC DAC 10 9 ZERO DETECT 1 3 4 5 2 POWER SUPPLY AUDIO I F SERIAL 16 13 12 14 15 ...

Page 31: ...30 CIRCUIT DIAGRAM 5 PIF CIRCUIT DIAGRAM ...

Page 32: ...31 CIRCUIT DIAGRAM 6 DVD CIRCUIT DIAGRAM ...

Page 33: ...32 CIRCUIT DIAGRAM ...

Page 34: ...33 CIRCUIT DIAGRAM ...

Page 35: ...34 CIRCUIT DIAGRAM ...

Page 36: ...35 CIRCUIT DIAGRAM ...

Page 37: ...36 PCB CIRCUIT BOARD 1 1 VCR MAIN ...

Page 38: ...37 PCB CIRCUIT BOARD 1 2 POWER ...

Page 39: ...38 PCB CIRCUIT BOARD 1 3 DVD MAIN ...

Page 40: ... Insert PATH JIG and press REC button on the remote control 5 Check the position of the V sync from the rising edge of the SW pulse Standard 6 5H 0 5H ITEM MODE ADJUSTMENT POINT CHECK POINT TEST EQUIPMENT TEST TAPE INPUT SIGNAL 6 5H ADJUSTMENT PLAY REC BUTTON PIN 3 PIN 4 OF PT01 OSCILLOSCOPE DP 2 NO SIGNAL ADJUSTMENT PARTS MEASURING POINT PCB MAIN TOP VIEW TMI BLOC PRE AMP PT01 TO PATH JIG OSCILLO...

Page 41: ...rm all disassembly procedures in the order presented When reassembling use the reverse procedure Make sure that all leads wiring are routed correctly when reassembling FIG 1 A TOP COVER REMOVAL Remove a screws Remove three screws Remove a screws 39 ...

Page 42: ...UMENT DISASSEMBLY B PANEL FRONT DISASSEMBLY C LOGIC PCB DISASSEMBLY FIG 2 FIG 3 Remove 3 Hooks at bottom Remove 2 Hooks at left and right sides Simultaneously remove panel Remove 2 screws then remove Logic PCB ...

Page 43: ...41 INSTRUMENT DISASSEMBLY FIG 4 D DECK AND MAIN PARTS DISASSEMBLY Remove 5 screws then remove DECK Remove 4 screws then remove LOADER Remove 2 screws then remove POWER PCB ...

Page 44: ...42 INSTRUMENT DISASSEMBLY FIG 5 E MAIN PCB DISASSEMBLY Remove 2 screws then remove MAIN PCB Remove 3 screws ...

Page 45: ...43 INSTRUMENT DISASSEMBLY F MAIN CHASSIS DISASSEMBLY FIG 6 Remove 4 screws then remove MAIN CHASSIS ...

Page 46: ...nt But there is the case that tape noise or impact on the deck mechanism tape transporting section readjustment is required In adjustment of the tape transmission section refer to the following flow chart If any components shown in Fig 5 1 are changed readjustment of the tape transporting section is needed FIg 5 1 A schematic diagram of the tape transport ing section ...

Page 47: ...A C HEAD ADJUSTMENT X POSITION ADJUSTMENT PLAYBACKPHASEADJUSTMENT LINEARITY ADJUSTMENT DRUM ENTRANCE EXIT ENVELOPE FINE TUNING REVIEW PLAY CHANGING OPERATION CHECK AUDIO AZIMUTH ADJUSTMENT AUDIO OUTPUT CHECK A C HEAD HEIGHT TILT ADJUSTMENT X POSITION ADJUSTMENT TRACKING S SLANT PLOE AS T SLANT POLE AS TENSION BAND AS Table 1 Adjustment Flow Chart of the Tape Transporting System ...

Page 48: ...IMUTH SCREW until the maximum AUDIO output 9dBm 3dBm is obtained E Adjustment of the X POSITION Fig 5 4 5 5 a Connect the PATH ADJ FIXTURE to the PT01 on the MAIN CIRCUIT BOARD b Play back the ALIGNMENT TAPE c Connect the S W pin and ENVE pin of the PATH ADJ FIXTURE with the SCOPE PROBE d Insert the adjustment bar in the AC HEAD ADJUST hole and adjust the X POSITION of the AC HEAD ASS Y until the ...

Page 49: ...TY Fig 5 7 a Connect the PT01 on the MAIN CIRCUIT BOARD with a PATH ADJ FIXTURE b Play back an ALIGNMENT TAPE c Connect the FIXTURE S W PULSE TEST PIN on the PATH ADJ CHANNEL 1 SCOPE PROBE d Connect the VIDEO OUT on the MAIN CIRCUIT BOARD with a CHANNEL 2 SCOPE PROBE 1V div e Adjust the VR CONTROL on the ADJ FIXTURE until the ENVELOPE signal is maximum while play back the ALIGNMENET TAPE f Adjust ...

Page 50: ... the mode to PLAY MODE g Check whether the ENVELOPE waveform restore to its original form within 3 second when the REVIEW mode is changed to PLAY mode h If the requirement of g is not satisfied Check the run ning status of tape on the lower part of TGUIDE POST and adjust the S T GUIDE ROLLER precisely J Checking AUDIO Output Waveform Adjustment of AC HEAD TILT Height a Connect the AUDIO output jac...

Page 51: ...nnect the S W PULSE TEST PIN on the PATH ADJ FIXTURE with a CHANNEL 1 SCOPE PROBE d Connect the VIDEO OUT on the MAIN CIRCUIT BOARD with a CHANNEL 2 SCOPE PROBE 1V div e Check if the ENVELOPE is maximum when the VR CONTROL on the PATH ADJ FIXTURE is in CENTER f If the requirement e is not satisfied readjust the X POSI TION by referring to subitem E Adjustment of the X POSITION g Repeat the process...

Page 52: ...KYO 97Q6010200 V3 0 10 SCREW TAPPTITE DW 7173300811 2 TT2 RND 3X8 MFZN M PCB FIX 11 PCB MAIN MANUAL AS DW PVMPMSE541 1 DC B89E1D MS H 12 SCREW TAPPTITE DW 7173300811 2 TT2 RND 3X8 MFZN POWER PCB FIX 13 PCB POWER MANUAL AS DW PVPWMSE435 1 DC B87D1D NB DW 97P69HB91B 1 SAA LP 15A YFH800 TUBE 1 7M 15 SCREW TAPPTITE DW 7173300811 3 TT2 RND 3X8 MFZN COVER BOTTOM FIX 16 CHASSIS MAIN DW 97P0612710 1 HIPS ...

Page 53: ...01 DW 97P885X226 CONNAS 5H 5S150MM PT01 DW 97P6269000 CONNWAFER 00 8283 0612 00000 RF101 DW 97P7621900 TUNER3IN1 LGTMI GKIQ5 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK S501 DW 97P0S02700 SENSORREEL KPI 261D S502 DW 97P0S02700 SENSORREEL KPI 261D SW501 DW 5S10104200 SWMODE MMS01010ZMB0 SW601 DW 5SD0101100 SWDETE MXS00921MPC0 T201 DW 560202L692 COILOSC DEO 006 X051 DW 5XJ18R4LAE CRYSTALQUARTZ HC 4...

Page 54: ...0VCH33PFJ1608 C691 DW HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 C692 DW HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 C696 DW HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 C698 DW HCQK330JBA CCHIPCERA 50VCH33PFJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK C699 DW HCQK330JBA CCHIPCERA 50VCH33PFJ1608 C888 DW HCFH223ZBA CCHIPCERA 25VY5V0 022MFZ1608 CD06 DW HCQK561JBA CCHIPCERA 50VCH560PFJ1608 CD14 DW HCFH104ZBA ...

Page 55: ...608 R520 DW HRFS561JBA RCHIP 1 16 560OHMJ1608 R521 DW HRFS561JBA RCHIP 1 16 560OHMJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R523 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 R524 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 R526 DW HRFS273JBA RCHIP 1 16 27KOHMJ1608 R527 DW HRFS273JBA RCHIP 1 16 27KOHMJ1608 R528 DW HRFS201JBA RCHIP 1 16 200OHMJ1608 R529 DW HRFS201JBA RCHIP 1 16 200OHMJ1608 R530 DW HR...

Page 56: ...AME PARTS_DESCR REMARK C027 DW CEXF1C470A CELECTRO 16VRSM47MF 5X7 TP C029 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C055 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C057 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C059 DW CEXF1H339A CELECTRO 50VRSM3 3MF4X7 C061 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C063 DW CEXF1H109A CELECTRO 50VRSM1MF 4X7 TP C064 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C065 DW CEXF1C100A CELECTRO 16VRS...

Page 57: ...0UH BRN BLK L303 DW 5CPX100J2T COILPEAKING 10UH BRN BLK L501 DW 5CPX100J2T COILPEAKING 10UH BRN BLK L503 DW 5CPX680J2T COILPEAKING 68UH BLU BLK LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK L603 DW 5CPX100J2T COILPEAKING 10UH BRN BLK L853 DW 56C220K686 COILCHOKE 22UHK27 5X0 4D L860 DW 56C220K686 COILCHOKE 22UHK27 5X0 4D LD02 DW 5CPX101J2T COILPEAKING 100UH BRN BRN LD03 DW 5CPX680J2T COILPEAKING 68U...

Page 58: ...0TA WIRECOPPER 0 6X52MMTAPING LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK JP04B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP05B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP06B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP078 DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP079 DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP07B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP081 DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP0...

Page 59: ...J R559 DW RD AZ102J RCARBONFILM 1 61KOHMJ R560 DW RD AZ102J RCARBONFILM 1 61KOHMJ LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R588 DW RD 2Z189JS RCARBONFILM 1 21 8OHMJSMALL R610 DW RD AZ103J RCARBONFILM 1 610KOHMJ R612 DW RD AZ103J RCARBONFILM 1 610KOHMJ R625 DW RD AZ474J RCARBONFILM 1 6470KOHMJ R626 DW RD AZ474J RCARBONFILM 1 6470KOHMJ R627 DW RD AZ474J RCARBONFILM 1 6470KOHMJ R628 DW RD AZ474J ...

Page 60: ...HIPCERA 25VY5V0 1MFZ1608 CC27 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK CC28 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC29 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC30 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC31 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC32 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC33 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC34 DW ...

Page 61: ...14 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 RC15 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK RC16 DW HRFS102JBA RCHIP 1 16 1KOHMJ1608 RC17 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 RC18 DW HRFS201JBA RCHIP 1 16 200OHMJ1608 RC19 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 RC20 DW HRFS105JBA RCHIP 1 16 1MOHMJ1608 RC21 DW HRFS689JBA RCHIP 1 16 6 8OHMJ1608 RC22 DW HRFS689JBA ...

Page 62: ... L801 DW 5PLF2055 FILTERLINE LF 2055 L802 DW 5PLF2055 FILTERLINE LF 2055 P802 DW 97P62Y02X2 CONNWAFER YFW800STR10MM2P P803 DW 97P885X206 CONNAS 10H 10S60MM LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK Q801 DW TKSC5027FR TR KSC5027FR R802 DW RW02B229J RWIREWOUND 2W2 2OHMJ R806 DW RS02F104JS RM OXIDEFILM 2W100KOHMJSMALL T801 DW 57M8282320 TRANSSMPS TSW VE3 0N Z0081 DW PVPWJRE435 PCBPOWERRADIALAS DC ...

Page 63: ...MAINBASEAS T4 5 MECHA A0101 DW 97S3102000 SCREWTAPPTITE TT2BIN P2 6X7MFZN CAPSTANM TFIX A011 DW 97P93B2102 LABELCD DECK PAPER 13X56 ALLMODEL A0200 DW 97SA316500 SSLANTPOLEAS T MECHA A0300 DW 97SA316600 TSLANTPOLEAS T MECHA A0400 DW 97S8104200 MOTORCAPSTAN F2QVB37K A0600 DW 97SA320500 ACHEADAS T MECHA A0601 DW 7003300511 SCREWMACHINE BIN3X5MFZN ACHEADFIX A1000 DW 97SA316800 LLOADINGAS T MECHA A1100...

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