background image

CCD005A

DMD021A

R607

W015

W016

W130

W072

R668

C648

C652

C644

C632

C627

L607

CF603

CF604

Q606

C649

D605

W165

X602

W121

W167

D611

D609

D610

C418

C438

T401

C417_1

C431

CP851A

R409_1

R456

R460

Q405

W058

W026

W025

W024

W114

W150

W151

W118

W120

W050

W047

R1008

HS401_1

Q406

HS402

W857

W917

R651

W004

D404

D403

C423

R501

R500

D537

C422

C405

D517

C424_1

S102A

R640

W030

R508

R512

C507

C508

W002

D510_1

R408_1

R421

C402

R417

W017

R453

D528

C509

L502

CP502

R419

R554

R505

C610

C612

D508

D514

W009

R514

W001

C407

C420

W871

IC401

C354_1

CP351_1

C519

VR502

W008

W037

R553

C516

C518

C505

C511

R415

R450_1

L401_1

R447

CP401

C506_1

F501

FH501

FH502

D518

D530

D520

D521

HS501

Q510

C535

R517

Q511

R531

Q507

W007

D533

D534

W005

IC501

R511

D535

W010

T501

W032

W028

D401

W831

W853

VR401

D405

D407_1

W045

C517

W023

C382

SW2205

SW2206

SW2203

SW2204

SW2208

SW2207

SW2209

SW2210

SW2202

SW2201

OS2201

R381

R380

Q806

Q804

Q805

CP851B

S801

C801_2

R802

TP802

L801

R810

R805

TP803

TP801

CP801

R503

D505

D512

D519

D501

W106

W057

W813

IC502

W129

W049

D513

R522

W044

W035

W039

CF601_1

R528

CP505

CP504

C1001

C1007

R1064

W029

W840

C1003_1

C1021

C643

C1058_1

C1053

W164

W801

Q1009

Q1003

W125

W225

Q603

W241

W222

Q602

C1016

C1015_1

W223

W266

L1001

Q1005

C1020_1

W263

X1001

X1002

SW1001

W218

W221

W240

W217

Q1013

W244

W156

R4028

Q4006

W091

W089

CP4001_1

W100

W078

W041

W079

C4025

C351

C356_1

C355_1

W085

W084

W086

W019

W083

D4001

R612

W099

W092

TP4001

R4007

R4006

W022

W067

C4034_1

C4030_1

Q4002

C4035

T4001

L4003

Q4005

C4010

C4031

C4067

C4058

C4048_1

W080

W077

W098

L4001

D4002

C4012_1

L4005

W096

C4065

L4006

W081

C4063

R4004

W101

X4001

C4052

C4047_1

C4046

C4062

C4049_1

C4053

R4032

W097

W043

R4029

W042

IC351

W038

Q4001

C4002_1

CP1003

R4048

L4009

C4042

W203

W171

W173

W082

CP4002

W087

W069

TP1002

W174

W175

W176

W181

C1018

W190

W194

W193

W188

W141

Q1011

CP1001

W136

W068

W139

W179

W137

W157

W127

R1010

W108

W132

W071

W162

W169

W243

W183

W245

W238

W138

W192

W210

W094

W212

W209

W207

W208

W825

W090

W170

W259

W256

W177

W262

W261

R1056

C4045

W191

W213

W233

W048

W133

W201

W095

CP352

W187

W182

C659

W228

W231

W235

W232

W234

W814

R1051

C432_1

C4009

R623

W103

D1002

W220

W119

W128

W111

S101A

TU601

D602

D601

W107

W200

W018

L616

TP1001

W885

W861

C1032_1

C4004

W126

R650

W178

W812

B501

W036

W034

W146

W166

W219

C515_1

S826Y

S826X

C541

B503

R524

W908

Q605

Q604

D402

D608

D413

CD852

W021

R509

Q503

R520

CP503

C451

R449

W227

W065

C542

W113

R490

W230

R1050

R820_1

R816_1

R807

R521

W928

L609_1

C805

R655_1

W124

W027

L601

W062

R643_1

R613_1

R627_1

R639_1

W131

W115

W160

W155

W154

W153

W152

W075

W073

W168

W135

W064

C636

W074

W076

R644_1

C624_1

W059

R665_1

J801

W247

W246

W255

W249

W251

W250

D1004

D1013

R1018_1

J351

C381

C380

W172

W206

W197

W239

W216

R808_1

R402

R410

HS504

C522

R536

C537_1

C530

R534

R533

W051

W066

C539

TH501_1

W838

D515

D503

D507

D502

W205

D1001

W117

CF602

W865

W226

W236

W159

W264

W140

W189

W873

J4202

J4201

R616_1

W093

W914

R1028

W147

W142

W143

C625

C620_1

W020

D504

W807

D2201

W070

W158

W112

W850

W163

W818

W878

W013

W830

W196

C641

C406

W102

W053

W828

CP354

W202

W199

W211

W257

W258

W088

W809

C521

C531_1

W829

R442_1

W060

W237

W260

W145

W149

R1016

W144

C1024

W180

W161

FB401

W148

W836

W104

W105

W242

W841

L603

W833

C664

W110

CC002

CP4003

C628_1

W267

W254

B505

R529

W033

R532

W268

D412

W014

D409

C662_1

W063

W061

W134

W269

C403

D408

W195

CD853

W272

C666

W879

W270

W842

C534

C523_1

C419_1

C524_1

W040

D536

B602

R502

D603

W882

D411_1

R423

D1014

D410

W888

W849

W852

W895

W827

W834

W805

W925

W915

W811

W936

W854

W817

W816

W874

C4051_1

C4027_1

C4023_1

C669

S830X

S822Y

S822X

S819X

S819Y

W892

C665_1

S830Y

W858

CD501

W122

W003

R451

W109

W822

W215

S802

S804

PRINTED CIRCUIT BOARDS

SYSCON/CRT (INSERTED PARTS)

SOLDER SIDE

F-1

F-2

Summary of Contents for MV20Q41

Page 1: ...SERVICE MANUAL Jan 2005 O COLOR TELEVISION VIDEO CASSETTE RECORDER MV20Q41 FILE NO 140 200502 ...

Page 2: ...606 Q604 Q605 F501 14 13 UNREG 8V 1 2 TH501 POWER_FAIL 2 51 1 E180V 24 TV_POWER H FB401 L503 DEGAUSS COIL REG REG 53 19 AT 12V UNREG 8V AT 12V 2 1 MICON IN OUT AV PUMP UP 6 SW Q403 Q404 X RAY_TEST SW X RAY 3 Q601 BUFFER B ADJ PROTECTION FEED BACK Q510 SWITCHING 5V REG IC IC501 KIA78R05API Q607 H CONTROL H_CTL MICON IN OUT AV X TAL INV FBP OUT FBP IN H OUT AFT OUT VIF IN 2 VIF IN 1 RF AGC OUT AUDIO...

Page 3: ...NC TU_VIDEO Y C AUDIO 2 3 1 5 Q4005 BIAS CTL 11 4 P CON 5V 1 C ROT RF SW IN AUDIO MUTE HA SW ENV DET Q4006 BIAS OSC Q4003 SW Q4001 Q4002 AUDIO PB SW Q4012 BUFFER COIL BIAS OSC R P P R P L H L C LPF REC AMP AUTO BIAS EQ AMP PB EE MUTE LINE AMP LPF ALC 1 2 3 R P 1 2 3 28 QV QH 60B SYNC SEP VIDEO AGC VX01 REC APC REC APC R P Main CONV 3 58M BPF2 B UP AMP AGC ACC DET 3 58M BPF1 NYR COMB OUT CCD CLAMP ...

Page 4: ...L CP1001 1 3 4 2 REEL SENS Q1005 POWER FAIL2 MICON IN OUT AV BLOCK DIAGRAM SDA SCL OSD_R CTL SD_VIDEO CTL V REC_ST_H VD OSD_G AFT_M OSD_B OSD_BLK HD Y C AUDIO HEAD AMP TV CAPSTAN DD UNIT FF REW L 97 84 CTL AMP OUT Q1004 FF REW_SW J4202 FRONT_AUDIO VCR_POWER_H TV 30 TV_POWER TV_POWER_H 2 1 MSSEN B MSSEN A 1 4 3 2 1 4 3 2 MS_SEN A Q1009 MS_SEN B Q1003 AT 5V P CON 5V 20 REC T REC 73 CS 6 VIDEO ENV 81...

Page 5: ...02 W087 W069 TP1002 W174 W175 W176 W181 C1018 W190 W194 W193 W188 W141 Q1011 CP1001 W136 W068 W139 W179 W137 W157 W127 R1010 W108 W132 W071 W162 W169 W243 W183 W245 W238 W138 W192 W210 W094 W212 W209 W207 W208 W825 W090 W170 W259 W256 W177 W262 W261 R1056 C4045 W191 W213 W233 W048 W133 W201 W095 CP352 W187 W182 C659 W228 W231 W235 W232 W234 W814 R1051 C432_1 C4009 R623 W103 D1002 W220 W119 W128 W1...

Page 6: ...1010 C1023 C1004 R1036 C1027 Q1004 C1022 C1025 R1012 C1019 R1013 R1009 C1013 C1071 R1034 R1033 C1038 C1035 C1034 C1031 R1031 R1032 C1046 C1047 C1040 C1048 R1040 C1049 C1050 R1070 R1083 R1087 IC 1 0 0 1 R1052 Q1007 Q4202 R4015 R4068 R4062 R4033 R4060 R4054 C4074 R4055 R4057 Q4011 C4075 R4058 R4052 R4053 R4020 R359 R4017 R4037 C4014 R4025 C4038 R4011 C4005 R4010 Q4003 R4023 R4024 R4003 R4002 C4006 R...

Page 7: ...K VIDEO SIGNAL AUDIO SIGNAL REC AUDIO SIGNAL PB RECORD LUMINANCE SIGNAL T4001 1626009 COIL BIAS OSC 1 2 3 4 5 6 IC4001 LA71206M MPB E Y C AUDIO HEAD AMP IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 45 46 47 48 49 5 50 51 52 53 54 55 56 57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 70 71 72 73 74 75 76 77 78 79 8 80 9 PLAYBACK COLO...

Page 8: ...WAS PLAYBACK VIDEO SIGNAL AUDIO SIGNAL REC POWER_FAIL2 P CON 5V GND MOTOR 12V SDA SCL Y C_CS OSD_R OSD_G OSD_B REEL_T CAP_CTL Y C_CLK OSD_BLK SD_SYNC Y C_DATA CYL_DRIVE V REC_ST_H GND Y C_CLK Y C_DATA Y C_CS H SW SD_VIDEO ENV_DET VCR_A_MUTE CTL CTL CAP_FG DUMMY_V SYNC VCR_A_MUTE TAB_SW V REC_ST_H CAP_M F R H AMP_SW1 TV_A_MUTE COMP SD_SYNC CAP_CTL IIC_OFF LDM_CTL CAP_FG CYL_DRIVE H_CTL X RAY_TEST H...

Page 9: ...AL CP351_1 A2001WR2 6P 1 2 3 4 5 6 CP1003 173979 4 1 2 3 4 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS PLAYBACK LUMINANCE SIGNAL AUDIO SIGNAL REC AUDIO SIGNAL PB RECORD LUMINANCE SIGNAL PLAYBACK COLOR SIGNAL AT 5V INT MONI B OUT IIC_OFF SDA SCL REC_LED AT 5V GND GND T REC_LED Y C_AUDIO Y C_VIDEO G 6 G 5 PCB010 DMD021 FROM TO TV POWER FROM AV FROM CHROMA IF FR...

Page 10: ... 2 H E J4202 AV1 09AD 4 FRONT AUDIO L 1 2 CD853 CH012101 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C4205 470P CH R1056 100 1 4W R2201 820 R2202 1K R2203 1 5K R2204 2 7K R2205 5 6K R2206 820 R2207 1K R2208 1 5K R381 39 1 2W R380 39 1 2W R4203_1 75 C382 100 16V YK C381 4 7 50V KA C380 4 7 50V KA C1053 220 6 3V YK W822 TUNER VIDEO SIGNAL D2...

Page 11: ...666 47 16V KA C632 1 50V KA C620_1 10 25V KA Q602 KTC3203_Y REG Q604 KTD863_Y REG Q605 KTD863_Y REG Q603 KTC3203_Y REG Q606 KTC3203_Y REG Q607 2SC3052 T1 H_CONT W861 W871 W852 W827 W828 W895 W843 W842 W801 W865 W915 W878 W874 W850 W849 Q601 2SA1530A T1 BUFFER L603 47uH 0305 CAUTION DIGITAL TRANSISTOR TUNER VIDEO SIGNAL DEFLECTION SIGNAL D610 MTZJ6 8B D609 MTZJ6 8B D611 MTZJ6 8B D602 MTZJ8 2B Q611 ...

Page 12: ...TING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C351 2 2 50V KA C354_1 2200 10V YK C301 0 012 B R353 68K R359 47K R357 5 6K R352 4 7K C356_1 10 50V KA C355_1 0 47 50V KA W814 W809 CP352 CU123201 1 2 CP354 CH121701 1 2 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS AUDIO SIGNAL REC SOUND SP_OUT GND TV_A_MUTE TV_POWE...

Page 13: ...2A CP505 003P 2100 CP504 003P 2100 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C523_1 2200 25V YK C524_1 2200 16V YK C511 470 25V YK C521 220 200V YXF C517 470P 2KV RR C527 1 F C532 270P B C541 0 0018 2KV RR C519 470P 500V B C515_1 0 01 100V MMTS C510 0 0047 B C535 0 001 2KV RR C518 470P 500V B C505 470P 500V B C536 0 022 B C516 470P 500V ...

Page 14: ...TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C402 1000 35V YK C419_1 22 100V YK C418 22 50V YK C424_1 0 0072 1 5KV MPP C417_1 0 01 100V MMTS C438 0 001 500V B C423 0 47 250V PMS C451 0 22 100V MKT C420 100P 500V B C416 22P CH R453 150K 1 4W R423 10K 1 4W R409_1 8 2K 1 4W R444 22K 1 R456 470 1 2W R460 100 1 4W R414 10K R408_1 680 1 2W R419 560 1 2W R417 560 1 2W R4...

Page 15: ...DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE L801 100uH R SIGNAL B SIGNAL G SIGNAL S801 S802 S804 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C811 470P B C810 470P B C809 560P B C805 330P B C801_2 0 001 2KV RR R820_1 2 7K 1 4W R813 330 R816_1 4 7K 1 4W R812 330 R815 4 7K R811 330 R814 4 7K R808_1 2 7K 1 4W R807 2 7K 1 4W Q...

Page 16: ...GRAM NC NC NC NC 10 11 9 8 7 6 5 Vout 3 2 1 CCD005 SP_OUT SOUND_GND DMD021 GND AE_HEAD GND AE_HEAD S804 S802 J801 SP_OUT SOUND_GND B B B A AUDIO PB AUDIO REC AUDIO REC AUDIO PB FE FE HEAD FE HEAD FE HEAD FE HEAD TM101 FROM OS2201 TO OS2201 REMOCON SENSOR COMMAND TRANSMITTER TM101 B GND DEGAUSS COIL DEGAUSS COIL M2001 CAPSTAN DD UNIT ASS Y TUNER PACK NC NC NC NC NC NC M101 LOADING MOTOR H5002 FULL ...

Page 17: ...B 1 0V 5ms div 13 PB 1 0V 5ms div 11 PB 0 5V 0 5ms div 8 POWER ON 1 0V 10µs div 9 PB 1 0V 10ms div 6 POWER ON 1 0V 20µs div 2 POWER ON 100mV 0 1µs div 1 PB 0 5V 20µs div 7 POWER ON 0 5V 10ms div MICON 5 REC 10 0V 5µs div 3 PB 10mV 20µs div 4 PB 0 5V 1ms div 18 POWER ON 10 0V 5ms div DEFLECTION 17 POWER ON 0 5V 5ms div SOUND AMP 14 POWER ON 200mV 2ms div ...

Page 18: ...0µs div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CRT 22 POWER ON 50 0V 20µs div 21 POWER ON 50 0V 20µs div 20 POWER ON 200mV 20µs div 19 POWER ON 2 0V 20µs div ...

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