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Sanyo HV-DX3E Service Manual
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Sanyo HV-DX3E Service Manual

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Service Manual
Service Manual
MODEL: HV-DX3E
HV-DX3EV
HV-DX3SP
SANYO Electic Co., Ltd.
Oct. 2004

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Summary of Contents for Sanyo HV-DX3E

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

  • Page 2: Table Of Contents

    CONTENTS 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...

  • Page 3: Specifications

    SPECIFICATIONS Power 200-240V~, 50/60Hz Consumed electricity Weight 4.6kg Dimension (W x H x D) 435mmx93mmx255mm Operative temperature +5°C~40°C Installation condition Horizontal / Relative humidity under 80% Laser output 5mW (continuous wave max.) Wave length 635nm (DVD), 730nm (CD) Signal type PAL COLOR Antenna Input/output U/V-mixed: 75Ω...

  • Page 4: Advantages Of This Product

    ADVANTAGES OF THIS PRODUCT • DVD, VCD, CD, CD-R(MP3), CD-RW, VHS • Watching DVD for recording broadcast • Integrated remote control (VCR, DVD) • VISS function • Multiplex sound playback/record • High Sound Quality of 6 head Hi-Fi • Simple record function •...
  • Page 5 ADVANTAGES OF THIS PRODUCT • Multi Subtitle function (DVD) The subtitle can be seem in up to 32 languages. In the case of SVCD or VCD, it depends on the disc. (The number of subtitle languages depends on the software.) •...

  • Page 6: Troubleshooting

    TROUBLESHOOTING 1. POWER CIRCUIT CAUTION You must use insulated transformer during the first part test of POWER circuit. No power Exchange POWER CORD POWER cord is ok? Is 400V~200V voltage Check F801. obtained at C804 +? Output voltage of 2 Check IC501, IC701 parts is normal? Check...
  • Page 7 TROUBLESHOOTING 2. SYSTEM CIRCUIT A. LED DISPLAY No LED display. Is 5V obtained at IC701 Check R588, D857, L503, L860 pin #9, 25? Oscillation at IC701pin #1? Exchange IC701. Specific GRID/SEG doesn t function. Check IC 701 pin #22~24, 27, GRID output at PORT of IC701? 28, 30, 31.
  • Page 8 TROUBLESHOOTING B-1. Bad playback quality (1) Noise appears on the playback screen. Is noise diminished by tracking Re-adjust PATH. adjustment. Noise band is trembled up and Noise appears on the screen even Re-adjust PATH. down? though changing tape. Is there CTL pulse at IC501 Re-adjust the height of AC HEAD.
  • Page 9 TROUBLESHOOTING C. No broadcasting signal received No broadcasting signal received Is the output at IC501 pin# 61(CLK), Check IC 501. 60 (DATA) normal? Is SIF,Video output at TMI(RF101) Check TMI (RF101) Block. pin#16,19 normal? Is Video Signal input at IC501 Check IC301.
  • Page 10 TROUBLESHOOTING D. No CASSETTE Loading Cassette tape isnÕt inserted. Is 5V voltage obtained at Loading Check at EVER 14V parts IC501 pin#2? Check Q850. Is 14V voltage obtained at Check D851 and POWER circuit. Capstan Motor P501 pin#2? Connect Capstan and Loading Motor. Is 13V voltage obtained at Each Check connector and Capstan Motor.
  • Page 11 TROUBLESHOOTING F. DRUM Motor stops DRUM Motor stops. Is 14V voltage obtained at P501 Check EVER 14V pin#8? (Q850). Is DRUM PWM fit to IC 501 Check DRUM PG/FG pin#76? (IC 501 pin# 90). Is 2.6V voltage obtained at Check R534,R535,C519,C520. P501 pin#12? Check Capstan Motor and DRUM Motor.
  • Page 12 TROUBLESHOOTING 3. VIDEO circuit A. EE screen doesnÕt appear EE MODE Picture NG Is Video signal input at Check IF and LINE IN JACK. IC301 pin#48,50,52,54? Is 5V supplied at Check POWER circuit. pin#42,55,72,91of IC301? Check IC501 Is C.S, DATA, CLOCK signal pin #58,71,72.
  • Page 13 TROUBLESHOOTING B. Playback picture doesnÕt appear PB video signal missing. Is Envelope output from IC301 Is 5V supplied at IC301 pin#91? Check POWER 5V. pin#79? Is SW Pulse input at IC301 Check IC501 pin#18. pin#70? Clean head or Replace head. Is Y SIGNAL output at IC301 Is 5V obtained at IC301 pin#24, Check POWER 5V.
  • Page 14 TROUBLESHOOTING C. No recording Record video signal poor. Check EE MODE. Is luminance and color signal Is signal input into IC301 output from IC301 pin#78? pin# 48,50,52,54,56? Check POWER circuit. Is +5V supplied at IC301 pin#91? Check IC501 pin#45. Is IC301 pin#80 REC(H) HIGH? Is VIDEO SW Pulse input at IC301 Check IC501 pin#18.
  • Page 15 TROUBLESHOOTING D. No OSD(On Screen Display) appears No OSD appears. Is 5V obtained at IC501 pin# 53, Check POWER circuit. 98, 99? Is Video signal output at IC501 Is Video signal input at IC501 Replace IC501. pin#52? pin#50? Check IC 501. Check IC 501.
  • Page 16 TROUBLESHOOTING 4. AUDIO (Hi-Fi MODEL) A. No sound in E-E mode a. RF E-E No sound in RF E-E mode Is 5V obtained at IC051 pin#1? Check Power circuit. Is there SIF signal at IC051 pin#2 Check RF101. in RF mode? Is there SIF signal out at IC051 Check IC051.
  • Page 17 TROUBLESHOOTING b. AV1 E-E No sound in AV1 E-E mode. Is 12V obtained at IC251 pin#34? Check POWER circuit. Is 5V obtained at IC251 pin#40? Check Input AV1 JACK Is Audio signal at IC251 pin#6, 7? Is Audio signal output at IC251 Are CLK and DATA obtained at Replace IC251.
  • Page 18 TROUBLESHOOTING c. AV2 E-E No sound in AV2 E-E mode. Is 12V obtained at IC251 pin#34? Check POWER circuit. Is 5V obtained at IC251 pin#40? Check Input AV2 JACK Is Audio signal at IC251 pin#8, 9? Is Audio signal output at IC251 Are CLK and DATA obtained at Replace IC251.
  • Page 19 TROUBLESHOOTING d. DVD E-E No sound in DVD E-E mode. Is there DVD Audio at ICD01 Check ICD01, DVD board pin#7,8? Is 12V obtained at ICD03 pin#8? Check POWER circuit. Is DVD Audio signaloutput at Check ICD03. ICD03 pin#1,7? Is Audio(DVD) signal at IC601 Check ICD03.
  • Page 20 TROUBLESHOOTING e. FRONT E-E No sound in Front E-E mode. Is Audio signal at IC601 pin#1, Check Input Front JACK. Is Audio signal output at IC601 pin Comparing with switching table, are SWA, B CTL SIGNAL #3, 13? right at IC601 pin #9,10? Replace IC601.
  • Page 21 B. No Hi-Fi Playback audio(PLAY MODE) Is 12V obtained at IC251 pin#34? Check POWER circuit. Is 5V obtained at IC251 pin#40? Check A.SW at IC501 Is Audio signal at IC251 pin#41? pin#19. Is Audio signal output at IC251 Are CLK and DATA obtained at Replace IC251.
  • Page 22 C. No Hi-Fi playback in record/playback mode (REC MODE) Check input LINE1 JACK. Are there Audio signal Check input LINE2 JACK. at IC251 pin#4~9? Check ICD03(DVD). Is FM OSC signal at IC251 Replace IC251 pin#36? Is FM OSC signal at P401 pin#2? Replace DRUM.
  • Page 23 TROUBLESHOOTING E. No NORMAL AUDIO playback in record/playback mode(Check in REC mode) No Normal Audio playback in record/playback mode Check Input LINE1 JACK. Are there Audio signal at IC251 Check Input LINE2 JACK. pin#4~9? Check ICD03(DVD). Is there recording signal at Check IC251.

  • Page 24: Waveforms

    WAVEFORMS 1. VIDEO (IC301-70) 5Vp-p (IC301-70)5Vp-p (IC301-46) 520mVp-p (IC301-46) 520mVp-p 1V/2msec/cm 1V/2msec/cm 200mV/5usec/cm 200mV/5usec/cm PLAY PLAY (IC301-43) 520mVp-p (IC301-43) 520mVp-p (IC301-21) 600mVp-p (IC301-21) 350mVp-p 100mV/5usec 100mV/5usec 200mV/2msec/cm 200mV/2msec/cm PLAY PLAY(SP) VIDEO SW TRIG PLAY(EP) VIDEO SW TRIG (IC301-67) 4.6Vp-p (IC301-67) 4.6Vp-p (IC301-65) 2.2Vp-p (IC301-65) 2.2Vp-p 2V/10usec/cm...
  • Page 25 WAVEFORMS 2. AUDIO 2-1 AUDIO(Normal) (IC301-15) 100mVp-p (IC301-11) 1.5Vp-p (IC301-100) 2.3Vp-p (IC301-8) 120mVp-p 20mV/0.5msec/cm 0.5V/0.5msec/cm 0.5V/0.5msec/cm 50mV/0.5msec/cm PLAY (P202-2) 75Vp-p 10V/20µsec/cm 2-2 AUDIO(Hi-Fi) (IC251-2) 80mVp-p (IC251-24) 200mVp-p (IC251-34) 1.4Vp-p (IC251-32) 200mVp-p 20mV/0.5msec 50mV/0.5msec 0.5V/1msec 50mV/0.5msec EE/REC/PLAY EE/REC EE/REC (IC251-16) 1.4Vp-p 0.5V/0.5msec EE/REC...
  • Page 26 WAVEFORMS 3. SERVO/SYSCON “ (IC501-18) 5Vp-p (IC501-77) 5Vp-p (IC501-76) 5Vp-p (IC501-94) 3Vp-p 2V/5msec/cm 2V/5µsec/cm 2V/5µsec/cm 1V/5msec/cm REC/PLAY REC/PLAY REC/PLAY ‘ (IC501-97) 4.4Vp-p (IC501-90)25Vp-p&5Vp-p (IC501-87) 2.5Vp-p (IC501-38) 2.6Vp-p 1V/5msec/cm 1V/5msec/cm 1V/0.2msec/cm 0.5V/0.1µsec/cm PLAY REC/PLAY REC/PLAY REC/PLAY...

  • Page 27: Circuit Diagram

    CIRCUIT DIAGRAM 1. POWER SUPPLY CIRCUIT DIAGRAM...
  • Page 28 CIRCUIT DIAGRAM 2. SERVO & SYSCON CIRCUIT DIAGRAM...
  • Page 29 CIRCUIT DIAGRAM 3. VIDEO/AUDIO CIRCUIT DIAGRAM...
  • Page 30 CIRCUIT DIAGRAM 4. HiFi & SW & INPUT CIRCUIT DIAGRAM...
  • Page 31 CIRCUIT DIAGRAM 5. PIF CIRCUIT DIAGRAM...
  • Page 32 CIRCUIT DIAGRAM 6. DVD CIRCUIT DIAGRAM...
  • Page 33 CIRCUIT DIAGRAM...
  • Page 34 CIRCUIT DIAGRAM...
  • Page 35 CIRCUIT DIAGRAM...
  • Page 36 CIRCUIT DIAGRAM...

  • Page 37: Pcb Circuit Board

    PCB CIRCUIT BOARD 1-1 . VCR (MAIN)
  • Page 38 PCB CIRCUIT BOARD 1-2. POWER...
  • Page 39 PCB CIRCUIT BOARD 1-3. DVD (MAIN)

  • Page 40: Instrument Disassembly

    INSTRUMENT DISASSEMBLY 1. DECK DISASSEMBLY Perform all disassembly procedures in the order presented. When reassembling, use the reverse procedure. Make sure that all leads/ wiring are routed correctly when reassembling. A. TOP COVER REMOVAL @ Remove a screws # Remove a screws ! Remove three screws FIG.
  • Page 41 INSTRUMENT DISASSEMBLY B. PANEL FRONT DISASSEMBLY @ Remove 2 Hooks at left and right sides, Simultaneously, remove panel. ! Remove 3 Hooks at bottom FIG.2 C. LOGIC PCB DISASSEMBLY Remove 2 screws, then remove Logic FIG.3...
  • Page 42 INSTRUMENT DISASSEMBLY 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 FIG. 4...
  • Page 43 INSTRUMENT DISASSEMBLY E. MAIN PCB DISASSEMBLY @ Remove 2 screws, then remove MAIN PCB ! Remove 2 screws FIG. 5...
  • Page 44 INSTRUMENT DISASSEMBLY F. MAIN CHASSIS DISASSEMBLY ! Remove 4 screws, then remove MAIN FIG. 6...
  • Page 45 PCB JACK A/V SCREW TAPPTITE 7173300811 TT2 RND 3X8 MFZN PCB TACT S/W FIX PCB TACT S/W PANEL FRONT AS 97PP340000D01 1 SANYO HV-DX3E PANEL SCREW TAPPTITE 7173300812 TT2 BIN 3X8 BK JACK A/V FIX COVER BOTTOM SECC T0.8 CUSHION LEG EVA T=2.0...

  • Page 46: Electrical Partslist

    FRONT PANEL SANYO HV-DX3E PANEL C028 HCFH104ZCA C CHIP CERA Y5V 25V 0.1MF(-20%+80%)2012 97P9320116 LO ADH LABEL SANYO UK PROBLEM LINE LABEL C051 HCQK390JCA C CHIP CERA COG 50V 39PF 5% 2012 M021 7173401212 SCREW TAPTITE TT2 BIN 4 X 12 BK...
  • Page 47 X7R 50V 2200PF 10% 2012 IC301 1LA71750AM IC A/V I CHIP 1LA71750AM C514 HCBK102KCA C CHIP CERA X7R 50V 1000PF 10% 2012 IC501 168KT88KTS IC UCOM COMBI SANYO M3776AMCA-1B6GP C515 HCFH104ZCA C CHIP CERA Y5V 25V 0.1MF(-20%+80%)2012 IC601 1HEF4052BD IC CHIP SW HEF4052B C516...
  • Page 48 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit R023 HRFT153JCA R CHIP 1/10 15K OHM 5% 2012 R401 HRFT473JCA R CHIP 1/10 47K OHM 5% 2012 R055 HRFT562JCA R CHIP...
  • Page 49 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit R681 HRFT301JCA R CHIP 1/10 300 OHM 5% 2012 RJ403 HRFT000-CA R CHIP 1/10W 0 OHM 2012 R688 HRFT221JCA R CHIP 1/10 220 OHM 5% 2012...
  • Page 50 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit C279 CEXF1C470A C ELECTRO 16V 47MF 6.3X7 RSM CD16 CEXF1C220A C ELECTRO 16V RSM 22MF (5X7) C283 CEXF1C470A C ELECTRO 16V 47MF 6.3X7 RSM CD19...
  • Page 51 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit QD02 TZTA1266Y- KTA1266Y (AUTO)(1015Y) D523 DZN4003 - DIODE 1N4003 0.6LEG AUTO SW511 5S50101Z97 SW TACT THVV952GBA 9.5M AUTO D525 DZN4004 - DIODE...
  • Page 52 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit JP036 85801065GY WIRE COPPER AWG22 1/0.6 TIN COATING 0.052 JP097 85801065GY WIRE COPPER AWG22 1/0.6 TIN COATING 0.052 JP037 85801065GY WIRE COPPER...
  • Page 53 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit JP154 85801065GY WIRE COPPER AWG22 1/0.6 TIN COATING 0.052 JP211 85801065GY WIRE COPPER AWG22 1/0.6 TIN COATING 0.052 JP155 85801065GY WIRE COPPER...
  • Page 54 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit JP287 85801065GY WIRE COPPER AWG22 1/0.6 TIN COATING 0.052 R204 RD-AZ113J- R CARBON FILM 1/6 11K 0HM J JP289 85801065GY WIRE COPPER...
  • Page 55 ELECTRICAL PARTSLIST LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit LOC. PART CODE PART NAME PART DESCRIPTION Q TY Unit R616 RD-AZ301J- R CARBON FILM 1/6 300 OHM J RD70 RD-AZ510J- R CARBON FILM 1/6 51 OHMS J R617 RD-AZ301J- R CARBON FILM...

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