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44

ELECTRICAL PARTSLIST

LOC

PARTS_CODE

PARTS_NAME

PARTS_DESCR

REMARK

03

PVMCASE200

CHASSIS MAIN AS

DV6T712D-AQ

A001

97P0612300

CHASSIS MAIN

HI-PS

A0011

97P0800602

LEG

PLASTOMER

A0012

97P4219300

CUSHION LEG

EVA

A0013

97Q0804201

LEG-B

HI-PS BK

A0014

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

A002

97P93617D0

LABEL SPEC

PE FILM(131*47)

A003

97P0991703

PLATE A/V BACK

PVC T=0.5

A040

97P0482100

COVER TOP

SECC TO.6TPAINT

A040A 97P4219500

CUSHION TOP

EVA 20X14

A040B 97P4219700

CUSHION TOP PLATE

EVA(SOFT) T=1 175*8

A041

7173300812

SCREW TAPTITE

TT2 BIN 3X8 BK

A060

97P0482203

COVER BOTT0M

SECC TO.8

A061

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

AJ01A 7173300812

SCREW TAPTITE

TT2 BIN 3X8 BK

AM01A 7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

AM02A 7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

AP01A 7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

D100

97P1R2ZJA0

REMOCON HANDSET AS VR-F2ZJ

M01

97PP325601

PANEL FRONT AS

DV6T711D-AQ

M01A

97P0482301

COVER A/V

ABS

M021

7173401211

SCREW TAPPTITE

TT2 BIN 4X12 MFZN

M022

7174301211

SCREW TAPPTITE

TT2 RND 3X12 MFZN

M100

97QD020100

DVD COMBI

DSL-630 A21 2CH

M1000 PVDKARPB60

VCR DECK AS(T50)

DRP-B600 NON

PAL

M1000 PVDKARSB60

VCR DECK AS(T50)

DRS-B600 NON

SECAM

M1000 PVDKARPB20

VCR DECK AS(T50)

DRP-B200 NON

MONO

M100A 97P1825101

DOOR DVD

ABS

P101A 97P88FAJ22

CABLE FFC

1.0 K 18P 220MM

P602A 97P62M09CL

CONN WAFER

35329-2010(CENTER)

PW01

97P69DB90B

CORD POWER ASS Y

EU KKP-419C YFH800 1.7M

Z001

PVMPMSE200

PCB MAIN AS

DV6T712D-AQ

AM01

2193100801

SOLDER WIRE

SN:PB=63:37 3PI(NO FLUX)

AM02

2193011100

SOLDER WIRE

60 SNA 1.2D

AM03

2291050305

FLUX LIQUID

RF-800KN

AM04

2291050306

FLUX THINNER

RF-800ADD

AM05

2291140501

WAX COVER

BA03A 97P0974800

PLATE EARTH TMI

SUS304 CSP T0.2

I603A

14CAT2416P

IC EEPROM

CAT24WC16P(16K DIP)

JK102

97P6318230

JACK PIN

DPAM-0286

JK106

97P0S03000

SENSOR OPTIC

VST5B-12M

JK108

97P6313300

JACK DOUBLE SCART

DSAM-9621

P101

97P62G08EJ

CONN FFC

GF102-18S-TS 18P ST

P201

97P62Y1318

CONN WAFER

DVW250 PLUG 2.5MM 8P

P202

97P62T14B2

CONN HOUSING

TMC-EX-B1 RECEP 2.0MM 2P

P301

97P62G06DA

CONN HOUSING

GF120-10S-TS 10P ST

HI-FI

P301

97P62G06D4

CONN HOUSING

GF120-04S-TS-R 04P ST

MONO

P301A 97P0478200

CASE SHI PREAMP

ET T0.4

P602

97P62M11CL

CONN HOUSING

35223-2010(MAIN)

P603

97P62J012C

CONN B/B

JE612 PLUG 2.0 12P

PJ102

97P885X164

CONN AS

6H-6S 220MM TAPE

PJ601

97P885X163

CONN AS

9H-9S 120MM

PT01

97P6269000

CONN WAFER

00-8283-0612-00000

RF101 97P7615500

TUNER 3 IN 1

SSTMI-GKIQ1

PAL HI-FI

RF101 97P7619500

TUNER 3 IN 1

TSTB1-SLKQ1

SECAM HI-FI

LOC

PARTS_CODE

PARTS_NAME

PARTS_DESCR

REMARK

RF101 97P7618500

TUNER 3 IN 1

SSTMI-BG5

PAL MONO

RF101 97P7619500

TUNER 3 IN 1

TSTB1-SLKQ1

SECAM MONO

S603

97P0S02500

SENSOR REEL

RPI-303N

S604

97P0S02500

SENSOR REEL

RPI-303N

SW601 5SD0101100

SW DETE

MXS00921MPC0

SW651 5S10104100

SW MODE

MMS00402ZMB0

X121

5XJ18R4LAE

CRYSTAL QUARTZ

HC-49/S 18.43200MHZ 30PP

HI-FI

X601

5XZR03276G

CRYSTAL QUARTZ

SO-26 32.768000KHZ 10PPM

X602

5XJ17R7LAD

CRYSTAL QUARTZ

HC-49/S 17.73447MHZ 25PPM

Z0011

PVMPJ1E200

MAIN CHIP MOUNT A

DV6T712D-AQ

C102

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

C103

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

C105

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

C106

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

C107

HCBK102KBA

C CHIP CERA

50V X7R 1000PF K 1608

C108

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

C111

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

C115

HCBK102KBA

C CHIP CERA

50V X7R 1000PF K 1608

C116

HCBK102KBA

C CHIP CERA

50V X7R 1000PF K 1608

C122

HCQK209CBA

C CHIP CERA

50V CH 2PF C 1608

HI-FI

C123

HCQK209CBA

C CHIP CERA

50V CH 2PF C 1608

HI-FI

C124

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

HI-FI

C126

HCFH104ZBA

C CHIP CERA

25V Y5V 0.1MF Z 1608

HI-FI

C127

HCFH104ZBA

C CHIP CERA

25V Y5V 0.1MF Z 1608

HI-FI

C128

HCFH104ZBA

C CHIP CERA

25V Y5V 0.1MF Z 1608

HI-FI

C130

HCFH104ZBA

C CHIP CERA

25V Y5V 0.1MF Z 1608

HI-FI

C132

HCFH104ZBA

C CHIP CERA

25V Y5V 0.1MF Z 1608

HI-FI

C137

HCBK822KBA

C CHIP CERA

50V X7R 8200PF K 1608

PAL HI-FI

C137

HCBK272KBA

C CHIP CERA

50V X7R 2700PF K 1608

SECAM HI-FI

C138

HCBK822KBA

C CHIP CERA

50V X7R 8200PF K 1608

PAL HI-FI

C138

HCBK272KBA

C CHIP CERA

50V X7R 2700PF K 1608

SECAM HI-FI

C139

HCQK390JBA

C CHIP CERA

50V CH 39PF J 1608

HI-FI

C145

HCBK563KCA

C CHIP CERA

50V X7R 0.056MF K 2012

HI-FI

C147

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

HI-FI

C148

HCQK220JBA

C CHIP CERA

50V CH 22PF J 1608

HI-FI

C151

HCQK680JBA

C CHIP CERA

50V CH 68PF J 1608

C152

HCQK680JBA

C CHIP CERA

50V CH 68PF J 1608

C153

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C154

HCQK220JBA

C CHIP CERA

50V CH 22PF J 1608

C157

HCQK680JBA

C CHIP CERA

50V CH 68PF J 1608

C158

HCQK680JBA

C CHIP CERA

50V CH 68PF J 1608

C159

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C160

HCFH104ZBA

C CHIP CERA

25V Y5V 0.1MF Z 1608

HI-FI

C160

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

MONO

C173

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C174

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C175

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C176

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C177

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C178

HCQK221JBA

C CHIP CERA

50V CH 220PF J 1608

C179

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

C180

HCQK330JBA

C CHIP CERA

50V CH 33PF J 1608

C181

HCQK330JBA

C CHIP CERA

50V CH 33PF J 1608

C182

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

C183

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

✔ 

Caution:

In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you
need the latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr)

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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