Sanyo HV-DX3E Service Manual Download Page 9 | Manualshive

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8

TROUBLESHOOTING

No broadcasting signal

received

Is the output at IC501 pin# 61(CLK),

60 (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 Q670, Q671

C. No broadcasting signal received

YES

YES

YES

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Summary of Contents for HV-DX3E

Page 1: ...Service Manual Service Manual MODEL HV DX3E HV DX3EV HV DX3SP Oct 2004 SANYO Electic Co Ltd ...

Page 2: ...1 SPECIFICATIONS 2 ADVANTAGES OF THIS PRODUCT 3 TROUBLE SHOOTING 5 WAVEFORMS 23 CIRCUIT DIAGRAM 26 PCB CIRCUIT BOARD 36 INSTRUMENT DISASSEMBLY 39 ELECTRICAL PARTSLIST 45 CONTENTS ...

Page 3: ...RCA JACK VIDEO output common use of DVD and VCR VIDEO output terminal 1 0 Vp p unbalanced RCA JACK SCART JACK VIDEO output DVD only RGB output 75Ω In load R 0 7Vp p G 0 7Vp p B 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 tape Very high den...

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: ...ATA 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 Q670 Q671 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 doesnÕt 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: ...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 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: ...3 13 Check IC501 Is Audio signal output at IC251 pin 19 20 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 19: ...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 20: ... 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 e FRONT E E No sound in Front E E mode ...

Page 21: ...3 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 22: ...OSC signal at P401 pin 2 Replace IC251 YES HEAD CLEANING YES D No NORMAL AUDIO playback PLAY MODE Is Playback Audio signal at IC301 pin 11 Replace 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 ...

Page 23: ...s there recording signal at IC251 pin 21 Check Input LINE1 JACK Check Input LINE2 JACK Check ICD03 DVD 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 ...

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: ...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 41: ...ANEL 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 INSTRUMENT DISASSEMBLY ...

Page 42: ...41 INSTRUMENT DISASSEMBLY FIG 4 D DECK AND MAIN PARTS DISASSEMBLY Remove 6 screws then remove DECK Remove 4 screws then remove LOADER Remove 3 screws then remove POWER PCB ...

Page 43: ...42 INSTRUMENT DISASSEMBLY FIG 5 E MAIN PCB DISASSEMBLY Remove 2 screws then remove MAIN PCB Remove 2 screws ...

Page 44: ...43 INSTRUMENT DISASSEMBLY F MAIN CHASSIS DISASSEMBLY FIG 6 Remove 4 screws then remove MAIN ...

Page 45: ...N M PCB FIX 11 PCB MAIN MANUAL AS PVMPMSCP01 1 DC B87E1P NB 12 SCREW TAPPTITE 7173300811 2 TT2 RND 3X8 MFZN POWER PCB FIX 13 POWER PKD ASSY PVPWPKE435 1 DVD VCR COMBI VER3 0 14 CORD POWER AS 97P690091B 1 CE EU KKP 419C YFH800 1 7M HV DX3EV SP ONLY 97P69PB90B 1 UK 5A FUSED HV DX3E ONLY 15 SCREW TAPPTITE 7173300811 3 TT2 RND 3X8 MFZN COVER BOTTOM FIX 16 CHASSIS MAIN 1 HIPS HB 17 SCREW TAPPTITE 71733...

Page 46: ...B0 1 EA SW601 5SD0101100 SWDETECTREC MSX00920MPCO 1 EA T201 560202L692 COILOSC DEO 006 1 EA Z0011 PVMPJ1CP01 MAINCHIPMOUNTA DC B87E1P NB 1 EA A_C1001 PVCONJ1T50 CONSUMABLEMAT T 5MODELS 1 EA AM03 2193108000 BONDINGCHIP REDDISPENSEDGLUEPD944 0 0001 LT C008 HCBK103KCA CCHIPCERA X7R50V0 01MF10 2012 1 EA C009 HCQK300JCA CCHIPCERA COG50V30PF5 2012 1 EA C012 HCBK103KCA CCHIPCERA X7R50V0 01MF10 2012 1 EA ...

Page 47: ... 2012 1 EA C630 HCBK102KCA CCHIPCERA X7R50V1000PF10 2012 1 EA C631 HCBK102KCA CCHIPCERA X7R50V1000PF10 2012 1 EA C632 HCQK330JCA CCHIPCERA COG50V33PF5 2012 1 EA C633 HCQK330JCA CCHIPCERA COG50V33PF5 2012 1 EA C636 HCQK330JCA CCHIPCERA COG50V33PF5 2012 1 EA LOC PARTCODE PARTNAME PARTDESCRIPTION QTY Unit C640 HCQK201JCA CCHIPCERA COG50V200PF5 2012 1 EA C641 HCBK102KCA CCHIPCERA X7R50V1000PF10 2012 1...

Page 48: ...221JCA RCHIP 1 10220OHM5 2012 1 EA R356 HRFT151JCA RCHIP 1 10150OHM5 2012 1 EA LOC PARTCODE PARTNAME PARTDESCRIPTION QTY Unit R401 HRFT473JCA RCHIP 1 1047KOHM5 2012 1 EA R505 HRFT103JCA RCHIP 1 1010KOHM5 2012 1 EA R506 HRFT472JCA RCHIP 1 104 7KOHM5 2012 1 EA R509 HRFT472JCA RCHIP 1 104 7KOHM5 2012 1 EA R510 HRFT103JCA RCHIP 1 1010KOHM5 2012 1 EA R511 HRFT103JCA RCHIP 1 1010KOHM5 2012 1 EA R512 HRF...

Page 49: ...C PARTCODE PARTNAME PARTDESCRIPTION QTY Unit RJ403 HRFT000 CA RCHIP 1 10W0OHM2012 1 EA RJ405 HRFT102JCA RCHIP 1 101KOHM5 2012 1 EA RJ444 HRF8000 EA RCHIP 1 8W0OHM3216 1 EA RJ601 HRF8000 EA RCHIP 1 8W0OHM3216 1 EA RJ602 HRF8000 EA RCHIP 1 8W0OHM3216 1 EA RJ666 HRFT000 CA RCHIP 1 10W0OHM2012 1 EA RJ701 HRF8000 EA RCHIP 1 8W0OHM3216 1 EA RJ702 HRFT000 CA RCHIP 1 10W0OHM2012 1 EA RJ703 HRFT000 CA RCHI...

Page 50: ...ECTRO 16V47MF6 3X7RSM 1 EA CD07 CEXF1C220A CELECTRO 16VRSM22MF 5X7 1 EA CD15 CEXF1C470A CELECTRO 16V47MF6 3X7RSM 1 EA LOC PARTCODE PARTNAME PARTDESCRIPTION QTY Unit CD16 CEXF1C220A CELECTRO 16VRSM22MF 5X7 1 EA CD19 CEXF1C220A CELECTRO 16VRSM22MF 5X7 1 EA CD24 CEXF1C220A CELECTRO 16VRSM22MF 5X7 1 EA CD50 CEXF1A471V CELECTRO RSS10V470MF8 11 5 1 EA CD51 CEXF1A471V CELECTRO RSS10V470MF8 11 5 1 EA CD52...

Page 51: ... 1 EA D525 DZN4004 DIODE 1N4004 0 6LEGAUTO 1 EA D531 DZZ5R6BM DIODEZENER DZ5 6BM AUTO 0 4W2 1 EA D612 DZZ5R6BM DIODEZENER DZ5 6BM AUTO 0 4W2 1 EA D613 DZZ5R6BM DIODEZENER DZ5 6BM AUTO 0 4W2 1 EA D614 DZUZ13BSB DIODEZENER UZ 13BSD13V 1 EA D615 DZUZ13BSB DIODEZENER UZ 13BSD13V 1 EA D616 DZUZ13BSB DIODEZENER UZ 13BSD13V 1 EA D617 DZUZ13BSB DIODEZENER UZ 13BSD13V 1 EA D619 DZZ5R6BM DIODEZENER DZ5 6BM ...

Page 52: ...2 ME JP095 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP096 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME LOC PARTCODE PARTNAME PARTDESCRIPTION QTY Unit JP097 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP098 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP099 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP100 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME ...

Page 53: ...OPPER AWG221 0 6TINCOATING 1 ME JP210 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME LOC PARTCODE PARTNAME PARTDESCRIPTION QTY Unit JP211 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP212 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP213 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP214 85801065GY WIRECOPPER AWG221 0 6TINCOATING 0 052 ME JP215 85801065GY WIRECOPPER AWG...

Page 54: ...OHMJ 1 EA R004 RD AZ102J RCARBONFILM 1 6 1KOHMJ 1 EA R005 RD AZ221J RCARBONFILM 1 6 220OHMJ 1 EA R006 RD AZ221J RCARBONFILM 1 6 220OHMJ 1 EA R009 RD AZ222J RCARBONFILM 1 6 2 2KOHMJ 1 EA R051 RD AZ751J RCARBONFILM 1 6 750OHMJ 1 EA R052 RD AZ751J RCARBONFILM 1 6 750OHMJ 1 EA R054 RD AZ102J RCARBONFILM 1 6 1KOHMJ 1 EA R190 RD AZ221J RCARBONFILM 1 6 220OHMJ 1 EA LOC PARTCODE PARTNAME PARTDESCRIPTION Q...

Page 55: ... 1KOHMJ 1 EA RD65 RD AZ201J RCARBONFILM 1 6 200OHMJ 1 EA LOC PARTCODE PARTNAME PARTDESCRIPTION QTY Unit RD70 RD AZ510J RCARBONFILM 1 6 51OHMSJ 1 EA RD71 RD AZ510J RCARBONFILM 1 6 51OHMSJ 1 EA RD72 RD AZ510J RCARBONFILM 1 6 51OHMSJ 1 EA RD73 RD AZ510J RCARBONFILM 1 6 51OHMSJ 1 EA RD74 RD AZ103J RCARBONFILM 1 6 10KOHMJ 1 EA RD75 RD AZ102J RCARBONFILM 1 6 1KOHMJ 1 EA RD76 RD AZ102J RCARBONFILM 1 6 1K...

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