Daewoo DV6T712D Service Manual Download Page 52

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ELECTRICAL PARTSLIST

LOC

PARTS_CODE

PARTS_NAME

PARTS_DESCR

REMARK

L166

85801060TA

WIRE COPPER

0.6X52MM TAPING

L307

85801060TA

WIRE COPPER

0.6X52MM TAPING

L601

5CPZ101K02

COIL PEAKING

100UH K (AXIAL 3.5MM)

LS02

85801060TA

WIRE COPPER

0.6X52MM TAPING

R101

RD-AZ221J-

R CARBON FILM

1/6 220 OHM J

R102

RD-AZ221J-

R CARBON FILM

1/6 220 OHM J

R108

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

PAL

R111

RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

PAL

R123

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

HI-FI

R143

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

HI-FI

R150

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R160

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R161

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R162

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R163

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R164

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R165

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R170

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R171

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R172

RD-4Z471J-

R CARBON FILM

1/4 470 OHM J

R173

RD-4Z471J-

R CARBON FILM

1/4 470 OHM J

R174

RD-4Z471J-

R CARBON FILM

1/4 470 OHM J

R175

RD-4Z471J-

R CARBON FILM

1/4 470 OHM J

R179

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R180

RD-AZ184J-

R CARBON FILM

1/6 180K OHM J

R182

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R186

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R187

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R189

RD-AZ512J-

R CARBON FILM

1/6 5.1K OHM J

R190

RD-AZ512J-

R CARBON FILM

1/6 5.1K OHM J

R192

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R193

RD-4Z471J-

R CARBON FILM

1/4 470 OHM J

R194

RD-4Z471J-

R CARBON FILM

1/4 470 OHM J

R195

RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R196

RD-AZ153J-

R CARBON FILM

1/6 15K OHM J

R197

RD-AZ133J-

R CARBON FILM

1/6 13K OHM J

R198

RD-AZ391J-

R CARBON FILM

1/6 390 OHM J

R199

RD-AZ271J-

R CARBON FILM

1/6 270 OHM J

R206

RD-AZ821J-

R CARBON FILM

1/6 820 OHM J

R207

RD-AZ223J-

R CARBON FILM

1/6 22K OHM J

R208

RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

R209

RD-AZ223J-

R CARBON FILM

1/6 22K OHM J

R211

RD-AZ225J-

R CARBON FILM

1/6 2.2M OHM J

R216

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R222

RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R227

RD-AZ202J-

R CARBON FILM

1/6 2K OHM J

R228

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R229

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R230

RD-AZ223J-

R CARBON FILM

1/6 22K OHM J

R241

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

MONO

R243

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

MONO

R253

RD-AZ201J-

R CARBON FILM

1/6 200 OHM J

R254

RD-AZ201J-

R CARBON FILM

1/6 200 OHM J

HI-FI

R258

RD-AZ680J-

R CARBON FILM

1/6 68 OHM J

R261

RD-AZ680J-

R CARBON FILM

1/6 68 OHM J

HI-FI

LOC

PARTS_CODE

PARTS_NAME

PARTS_DESCR

REMARK

R262

RD-AZ680J-

R CARBON FILM

1/6 68 OHM J

HI-FI

R270

RD-AZ470J-

R CARBON FILM

1/6 47 OHM J

HI-FI

R271

RD-AZ183J-

R CARBON FILM

1/6 18K OHM J

R303

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

SECAM

R305

RD-AZ434J-

R CARBON FILM

1/6 430K OHM J

R306

RD-AZ474J-

R CARBON FILM

1/6 470K OHM J

R308

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

HI-FI

R309

RD-AZ155J-

R CARBON FILM

1/6 1.5M OHM J

R310

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R311

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R316

RD-AZ151J-

R CARBON FILM

1/6 150 OHM J

R317

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R320

RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R323

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R324

RD-AZ183J-

R CARBON FILM

1/6 18K OHM J

R325

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R326

RD-AZ183J-

R CARBON FILM

1/6 18K OHM J

R327

RD-AZ272J-

R CARBON FILM

1/6 2.7K OHM J

R329

RD-AZ122J-

R CARBON FILM

1/6 1.2K OHM J

R331

RD-AZ332J-

R CARBON FILM

1/6 3.3K OHM J

R334

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R336

RD-AZ223J-

R CARBON FILM

1/6 22K OHM J

R339

RD-AZ122J-

R CARBON FILM

1/6 1.2K OHM J

R344

RD-AZ203J-

R CARBON FILM

1/6 20K OHM J

R347

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R349

RD-AZ271J-

R CARBON FILM

1/6 270 OHM J

R351

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R352

RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

R371

RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

PAL

R375

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R378

RD-AZ432J-

R CARBON FILM

1/6 4.3K OHM J

R380

RD-AZ432J-

R CARBON FILM

1/6 4.3K OHM J

R382

RD-AZ432J-

R CARBON FILM

1/6 4.3K OHM J

R601

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R602

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R604

RD-AZ511J-

R CARBON FILM

1/6 510 OHM J

R614

RD-AZ201J-

R CARBON FILM

1/6 200 OHM J

R615

RD-AZ273J-

R CARBON FILM

1/6 27K OHM J

R619

RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R620

RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R621

RD-AZ244J-

R CARBON FILM

1/6 240K OHM J

R622

RD-AZ244J-

R CARBON FILM

1/6 240K OHM J

R623

RD-AZ244J-

R CARBON FILM

1/6 240K OHM J

R624

RD-AZ244J-

R CARBON FILM

1/6 240K OHM J

R626

RD-AZ472J-

R CARBON FILM

1/6 4.7K OHM J

R629

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R630

RD-AZ133J-

R CARBON FILM

1/6 13K OHM J

R631

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R634

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R637

RD-AZ202J-

R CARBON FILM

1/6 2K OHM J

R645

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R646

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R647

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R649

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R650

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

Summary of Contents for DV6T712D

Page 1: ...E PBC MENU PR PR OUTPUT PREV REC PROGRAM CLK CNT SPEED ANGLE TRACKING TV VCR MARK SEARCH SYSTEM PLAY PAUSE NEXT ZOOM AUDIO SUBTITLE RE TU RN O K CL EA R 3D SETUP ENTER Caution In this Manual some part...

Page 2: ...1 SPECIFICATIONS 2 ADVANTAGES OF THIS PRODUCT 3 TROUBLE SHOOTING 5 WAVEFORMS 25 CIRCUIT DIAGRAM 28 PCB CIRCUIT BOARD 34 INSTRUMENT DISASSEMBLY 37 ELECTRICAL PARTSLIST 45 CONTENTS...

Page 3: ...CR 2Vrms DVD RCA JACK AUDIO output DVD only Analogue AUDIO output 2 0Vrms Digital audio output OPTICAL COAXIAL Playable tape Very high dense tapes with VHS marks Playable disc DVD VIDEO CD CD 12mm CD...

Page 4: ...n Screen Display By using the DISPLAY button on the remote control information on the DVD VCD CD player and disc can be displayed on the TV screen Screensaver function DVD 3D sound 3D sound effect usi...

Page 5: ...d display OSD in 7 languages E F S G I D P Parental Lock function DVD This function can prevent playback of software that may be unsuitable for children Multi Audio function DVD The audio soundtrack c...

Page 6: ...ok Is 400 200V voltage obtained at C805 Output voltage of 2nd parts is normal Check rectifier diode of 2nd parts D821 D822 D823 D825 D826 D827 Switching pulse of IC801 pin 4 or pin 5 is normal OK Exch...

Page 7: ...9 25 Oscillation at IC701 pin 1 Specific GRID SEG doesn t function Check R705 L601 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...

Page 8: ...ensation Voltage of power fail IC601 pin 3 at micom is 0 7V over More than 3 2V is maintained for 1 minutes at IC601 pin 37 during Power Cord Open Check R644 NO YES B No power compensation YES Check R...

Page 9: ...heheightofCTLHEADnormal Nodust Is there problem in CTL Input circuit and amplifier YES NO NO NO Is there CTL pulse at IC601 pin 97 Check IC601 Noise appears on the screen even though changing tape Re...

Page 10: ...at IC601 pin 16 18 Check PCB Pattern Check IC601 C 2 Bad playback quality 2 No broadcasting signal received Is the output at IC601 pin 71 CLK 72 DATA normal Is SIF Video output at TMI RF101 pin 18 20...

Page 11: ...12V voltage obtained at Each parts of Loading Motor Replace Loading Motor Check D851 and POWER circuit E No CASSETTE Loading YES YES F AUTO STOP in Playback mode VCR stops automatically in playback mo...

Page 12: ...e obtained at P603 pin 9 Check P603 Connector and Capstan Motor Check 14V Q856 Q857 Q852 Check Capstan FG IC 601 87 Check R665 R664 R663 R666 C665 Check R661 R667 C664 DRUM Motor stops Is 13V voltage...

Page 13: ...JACK and IF circuit Check DVD circuit NO A EE screen doesn t appear YES NO YES NO YES NO YES NO YES NO YES NO YES YES NO Is signal input at IC601 pin 50 Check PCB Pattern Is signal output at IC302 pin...

Page 14: ...Video signal input at IC601 pin 50 Is 5V obtained at IC301 pin 91 Is SW Pulse input at IC301 pin 70 Is 5V obtained at IC301 pin 24 42 55 64 Check POWER 5V Check IC601 pin 18 Check and Replace HEAD Ch...

Page 15: ...IC301 pin 70 Is REC signal input at IC301 pin 94 95 89 90 EP MODE 89 90 Pin SP MODE 94 95Pin Check HEAD and Connector Is signal input at IC301 pin 48 50 52 54 Check POWER circuit Check IC601 pin 22 C...

Page 16: ...o signal input at IC601 pin 50 Check POWER circuit No OSD appears Is 5V obtained at IC601 pin 53 98 99 Is Video signal output at IC601 pin 52 NO Check IC 301 D No OSD On Screen Display appears YES YES...

Page 17: ...RF101 block Is 12V obtained at IC252 pin 16 Is RF Audio signal output at IC252 pin 3 13 Check POWER circuit NO YES NO IC601 pin 31 is H pin 21 is H Is about 8V obtained at IC252 pin 9 Is about 8V obt...

Page 18: ...o signal output at IC252 pin 3 13 Check POWER circuit YES NO IC601 pin 31 is H pin 21is L Is about 8V obtained at IC252 pin 9 Is about 3 5V obtained at IC252 pin 10 YES Replace IC252 Check IC601 Check...

Page 19: ...about 3 5V obtained at IC252 pin 10 Replace IC252 Check IC601 Check R646 R647 R911 R913 NO NO C at Q904 is L or H YES Check IC601 Check Output JACK Check Q904 Q905 R937 R938 R939 H H L L YES YES YES...

Page 20: ...IC251 IC252 Is 12V obtained at IC252 pin 16 Is AV F Audio signal output at IC252 pin 3 13 Check POWER circuit NO YES NO IC601 pin 31 is L pin21 is H Is about 3 5V obtained at IC252 pin 9 Is about 8V o...

Page 21: ...IC253 IC252 Is 12V obtained at IC252 pin 16 Is DVD Audio signal output at IC252 pin 3 13 Check POWER circuit NO YES NO IC601 pin 31 is L pin 21 is H Is about 3 5V obtained at IC252 pin 9 Is about 8V o...

Page 22: ...IC251 pin 16 17 Replace IC251 NO Is there Audio at IC252 pin 1 12 Check signal flow circuit from IC251 to IC252 NO Check POWER circuit NO YES YES C at Q904 is L or H Check MUTE circuit H L YES YES YE...

Page 23: ...YES NO NO NO Is there FM OSC signal at IC251 pin 36 Is there FM OSC signal at P301 pin 2 Check IC601 pin 22 C No Hi Fi Audio in record playback mode REC MODE YES YES Replace DRUM NO HEAD Cleaning YES...

Page 24: ...there playback Audio signal at IC301 pin 11 Check R646 R647 R911 R913 YES NO NO Is about 3 5V obtained at IC252 pin 9 10 Check A C HEAD Check IC301 YES Replace IC252 YES Is there siganl at IC252 pin...

Page 25: ...C251 pin 21 is transferred to IC301 pin 13 15 17 Collect signal at Q203 is 70KHz about 70Vp_p Check IC251 YES YES Check Q202 NO Check P201 pin 2 4 8 and A C HEAD YES REC H BASE voltage at Q201 is 5V C...

Page 26: ...S 1 VIDEO 480 8 4 4 SP IC301 88 89 3 0Vp p EP IC301 94 95 2 2 Vp p 1V 10msec cm REC 6 6 IC604 3 IC301 63 or 61 IC302 14 IC301 63 or 61 IC302 14 IC301 70 0 5 5msec cm SP PLAY REC IC301 70 0 5 5msec cm...

Page 27: ...26 WAVEFORMS 15 9 P201 2 2 AUDIO 2 1 AUDIO Mono...

Page 28: ...cm REC PLAY IC601 18 5Vp p 2V 5msec cm REC PLAY IC601 77 5Vp p sec cm REC PLAY IC601 76 5Vp p sec cm REC PLAY IC601 94 3Vp p 1V 5msec cm REC IC601 97 4 4Vp p 1V 5msec cm PLAY IC601 90 25Vp p 5Vp p 1V...

Page 29: ...28 CIRCUIT DIAGRAM 1 POWER SUPPLY SCHEMATIC DIAGRAM PAL COMBO...

Page 30: ...29 CIRCUIT DIAGRAM 2 AV CIRCUIT DIAGRAM...

Page 31: ...30 3 SERVO SYSCON SCHEMATIC DIAGRAM CIRCUIT DIAGRAM...

Page 32: ...31 4 DIGITAL AUDIO SCHEMATIC DIAGRAM CIRCUIT DIAGRAM...

Page 33: ...32 5 HI FI SW CIRCUIT DIAGRAM CIRCUIT DIAGRAM...

Page 34: ...33 CIRCUIT DIAGRAM 6 IF MPX PDC INPUT OUTPUT SCHEMATIC DIAGRAM...

Page 35: ...34 PCB CIRCUIT BOARD 1 1 VCR MAIN...

Page 36: ...35 PCB CIRCUIT BOARD 1 2 POWER...

Page 37: ...36 PCB CIRCUIT BOARD 1 3 LOGIC...

Page 38: ...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 FIG 1 FIG 2 A...

Page 39: ...38 INSTRUMENT DISASSEMBLY FIG 3 C PANEL FRONT DISASSEMBLY...

Page 40: ...39 INSTRUMENT DISASSEMBLY FIG 4 D LOGIC PCB DISASSEMBLY...

Page 41: ...40 INSTRUMENT DISASSEMBLY FIG 5 E DECK AND MAIN PARTS DISASSEMBLY...

Page 42: ...41 INSTRUMENT DISASSEMBLY FIG 6 F MAIN PCB DISASSEMBLY...

Page 43: ...42 INSTRUMENT DISASSEMBLY FIG 7 G MAIN CHASSIS DISASSEMBLY...

Page 44: ...43 INSTRUMENT DISASSEMBLY FIG 8...

Page 45: ...TB1 SLKQ1 SECAMMONO S603 97P0S02500 SENSORREEL RPI 303N S604 97P0S02500 SENSORREEL RPI 303N SW601 5SD0101100 SWDETE MXS00921MPC0 SW651 5S10104100 SWMODE MMS00402ZMB0 X121 5XJ18R4LAE CRYSTALQUARTZ HC 4...

Page 46: ...HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 SECAM C366 HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 SECAM C372 HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 SECAM C376 HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 SECAM LOC PA...

Page 47: ...608 R202 HRFS113JBA RCHIP 1 16 11KOHMJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R203 HRFS334JBA RCHIP 1 16 330KOHMJ1608 R204 HRFS201JBA RCHIP 1 16 200OHMJ1608 R205 HRFS303JBA RCHIP 1 1630KOHMJ...

Page 48: ...PAL R931 HRFS332JBA RCHIP 1 16 3 3KOHMJ1608 PAL R934 HRFS225JBA RCHIP 1 162 2MOHMJ1608 PAL LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R939 HRFS103JBA RCHIP 1 16 10KOHMJ1608 R940 HRFS471JBA RCHIP 1...

Page 49: ...0MF5X7 C227 CEXF1C470A CELECTRO 16VRSM47MF 5X7 TP C250 CEXF1C100A CELECTRO 16VRSM10MF5X7 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK C261 CEXF1C100A CELECTRO 16VRSM10MF5X7 HI FI C262 CEXF1C100A CELEC...

Page 50: ...HI FI L122 5CPX101J2T COILPEAKING 100UH BRN BRN HI FI L123 5CPX100J2T COILPEAKING 10UH BRN BLK HI FI L124 5CPX101J2T COILPEAKING 100UH BRN BRN HI FI L154 5CPX561J COILPEAKING 560UH5MMJRADIAL LOC PARTS...

Page 51: ...IODE 1N4148AUTO52MM D179 DZN4148 DIODE 1N4148AUTO52MM D301 DZN4148 DIODE 1N4148AUTO52MM D302 DZN4004 DIODE 1N4004 AUTO LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK D601 DZN4004 DIODE 1N4004 AUTO D602...

Page 52: ...54 RD AZ201J RCARBONFILM 1 6200OHMJ HI FI R258 RD AZ680J RCARBONFILM 1 668OHMJ R261 RD AZ680J RCARBONFILM 1 668OHMJ HI FI LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R262 RD AZ680J RCARBONFILM 1 668O...

Page 53: ...5GY WIRECOPPER AWG221 0 65TINCOATING JP009 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP011 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP012 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP013 8580106...

Page 54: ...5TINCOATING JP130 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP131 85801065GY WIRECOPPER AWG221 0 65TINCOATING LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK JP132 85801065GY WIRECOPPER AWG221 0 65TINC...

Page 55: ...OPPER AWG221 0 65TINCOATING JP262 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP263 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP265 85801065GY WIRECOPPER AWG221 0 65TINCOATING LOC PARTS_CODE PARTS_N...

Page 56: ...JP726 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP727 85801065GY WIRECOPPER AWG221 0 65TINCOATING L701 5CPZ229K02 COILPEAKING 2 2UHK AXIAL 3 5MM L702 5CPZ229K02 COILPEAKING 2 2UHK AXIAL 3 5MM LOC PA...

Page 57: ...R REMARK JP811 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP812 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP813 85801065GY WIRECOPPER AWG221 0 65TINCOATING JP814 85801065GY WIRECOPPER AWG221 0 65TI...

Page 58: ...686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail cwhan web dwe co kr TEL 82 2 360 7798 FAX 82 2 360 7877 DAEWOO ELECTRONICS CO LTD...

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