JVC MX-GT91R User manual

SERVICE MANUAL

No.20931

Apr. 2001

MX-GT91R

COMPACT COMPONENT SYSTEM

MX-GT91R

Safety precautions

Important for laser products

Preventing static electricity

Disassembly method

Adjustment method

1-2

1-4

1-5

1-6

1-26

Flow of functional operation

until TOC read

Maintenance of laser pickup

Replacement of laser pickup

Description of major ICs

1-30

1-31

1-32

Contents

Area Suffix

U.K.

Continental Europe

Northern Europe

SP-MXGT91R

PLAY& EXCHANGE

STANDBY/ON

CD-R

RW PLAYBACK

STANDBY

MX-GT91R

CA-MXGT91R

ABCD E F G

2-1

MX-GT91R

Block diagram

FM FRONTEND

TU1 FM/DET

AM/DET

IC 1

MW RF/OSC

COIL PLL

Synthesizer

IC2

TUNER

MPX

MAIN

FOCUS/SPINDLE/

FEED/TRACKING

BTL DRIVER

IC801

SOURCE SELECTOR

& E.VOL

IC436

MAIN HPF

MUTE SYSTEM

IC481

INPUT AMP

IC 501

HARMONICS

GENERATOR

IC 502

LPF

IC 526

CN870/CN871

CN661

FW714

CN215

CN205

CN207

CN217

CN704

J81

RELAY

RY2

RELAY

RY1

SPEAKER TERMINAL

POWER AMP

IC 701

SUB WOOFER

POWER AMP

IC602

MAIN

CN1

CN11

CN801 CN601 CN854 CN855

P011 P001 CN804 CN805

RF & SERVO AMP

IC601 DIGITAL SERVO

PROCESSOR

IC 651

UNIT MICOM

CD CHANGER

CONTROL

IC 251

L MOTOR

DRIVER

IC 851

R MOTOR

DRIVER

IC 852

CN651 CN860/CN861

CAM0 3

CAM4 7

1SSW 3SSW

1MSW 3MSW

A+C

B+D

E F

FM SM

ARF

CD OUT

L CAM

R CAM

SW1 6

PICKUP

TRACKING

FOCUS

FEED

MICOM

IC 810

FL DISPLAY

FL 801

CN880

CN870

CN911

FW901

FW915

KEY

LED

KNOB

LED

MAIN VOL

WOOFER VOL

SOUND MODE

KEY

LED

KEY1,11 CD1LED

CD2LED

CD3LED

SEARCH R,F

KEY21,22

VOL

KEY2,3,21,32,41,42

KCMND

MSTAT

KCLK

MRDY

MPX

VOLDA,VOKCK

FMN-008

FMB-028-3

DIGITAL

OUT TX

SPINDLE

FMB-028-1

FMC-022/024-1

FMA-006 FMH-031-2 FMH-

031-1 FMB-028-5

FMH-031-3

FMB-028-2

CN315

TAPE

CN316

CN306

CN305

PB/REC AMP

IC302

HEAD SW

IC301

SERIAL TO PARALLEL

PORT EXTENSION

IC303 SOLENOID DRIVE FOR RP MECHA

Q3314 Q3315

SOLENOID DRIVE FOR PB MECHA

Q3312 Q3313

CN301CN302

FW301CN303

CN333

DRIVER

PB MECHA HEAD

RP MECHA HEAD

SLCKEY

1 2

SLCKEY1 2

PHOTO A,B

SW302

SW306

IC331

SOLENOID

SW303

SW304

SW305

SW316

SOLENOID

IC332

SLCKEY2

PHB

SLCK

PHA

PB MECHA

PP MECHA

FMP-007-2

FMP-007-1

RDS

IC3 RDS

HABC DEFG

2-2

MX-GT91R

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one. SHEET 1/8

1/8

2/8

3/8

4/8

5/8

6/8

7/8

8/8

Power supply section

Standard schematic diagrams

SHEET 2/8

SHEET 4/8

T001

F101

F001

F102

CN218

T002

D251

T001

D252

CN214

CN220

Q250

CN214

R250

F003

D254

C252

CN213

F001

T001

F101

F102

Q251

F101

F001

F102

F101

CN220

F101

F102

T001

CN220

CN214

CN220

CN214

CN250

CN208

F001

F101

F102

T001

CN208

T002

D251 D252

CN214

CN208

R1002

CN250

R1002

R1002 R1002

CN220

CN250

Q250

R250

D254

C252

CN213

Q251

CN209

CN250

CN219

C251

D255

C250

CN218

CN209

R253

RY3

D256

R1001

CN250

F001

CN218

F001

CN250

C253

CN209

C251

D255

C250 R253

RY3

D256

C253

QQT0320-002

T3.15AL

T2AL

T3.15AL

QGA7901F1-03

QQT0253-002

1SS133

QQT0320-002

1N4003

QJK015-071214

QGD2504C1-03Z

2SC2785

QJK015-071214

3.3k

T2AL

1SS133

0.0047/250

QGB2510K2-04

T4AL

QQT0320-003

T4AL

2SC2235

6A-125V

5A-125V

6A-125V

T3.15AL

QGD2504C1-03Z

T4AL

QQT0320-003

QGD2504C1-03Z

QJK015-071214

QGD2504C1-03Z

QJK015-071214

QGA7901C1-02

WJK0114-001A

T2AL

4A-250V

T3.15AL

QQT0320-003

QQT0320-001

WJK0114-001A

QQT0253-002

1SS133

1N4003

QJK015-071214

WJK0114-001A

0.33( 1/2W)

QGA7901C1-02

0.33( 1/2W)

0.33( 1/2W) 0.33( 1/2W)

QGD2504C1-03Z

QGA7901C1-02

2SC2785

3.3k

1SS133

0.0047/250

QGB2510K2-04

2SC2235

WJK0070-002A

QGA7901C1-02

QGA7901C1-04

470/16

QGA7901F1-03

QGA3901C1-02 3.3k

QSK0094-001

MTZJ6.2A

3.3M

QGA7901C1-02

T2AL

QGA3901C1-02

WJK0070-002A

2A-250V

QGA7901C1-02

0.0047

WJK0071-002A

470/16

3.3k

QSK0094-001

MTZJ6.2A

0.0047

ABCD E F G

2-3

MX-GT91R

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one. SHEET 2/8

DC regulation & audio output section

MAIN Signal

SHEET 5/8SHEET 3/8SHEET 1/8 SHEET 3/8 SHEET 3/8

CN205

CN215

CN204

CN201 CN217 RY1

RY2

CN207

Q737

R248

Q360

Q361

R360

R361

R364

R367

R366 R365 R368

R362

Q362

Q372

R389

R303

IC304

Q374

Q601

R249

C601 C602

R302

R306

R307

IC303 IC305

L201

EP201

R384 C373

R383 Q371

IC701

C731

D233

R246

R247

Q204

C216

R778

D223

R209

R202

D227

D218

C219

Q201

R707

C709

IC602

C706

R715

C705

R792

R786

Q240

C281

R242

D725

Q733

Q736

Q734

Q735

Q726

Q728

Q727

R736

R734

R733

R735

R728

R739

R740

C739

D703 D704

R775

R776

C721

C722

Q713

R761

C730

R762

R680

Q711

D650

R708

C710

R716

D622

Q702

R602

R681

R682

C683

Q680

D726

R281

R220

C606

C605

R675

R676

C621

C622

R608

C610

R284

C280

D280

R616

R640

R639

R607

C609

R615

Q790

R668

Q612

R797

R798

CN705

CN202

R619

CN203

R753

R754

R621

CN703

J81

R210

R741

R742

CN216

CN704

CN706

R363

D362

D360

D361

C362

C360

C361

C309

CN206

Q373

D619

C310

D314

R617

R620 D620

R623 Q602

R618

C308

D313

C307

C311

C312

D315

R385

D369

D370

C374

C372

D316

C623

C624

R216

C253

Q712

D234

R215

C222

C221

C220

C218

C217 R207

C223

C204

C214

C211

C212

C213

C203

C202

C201

C723

D221

R203

R204

R205

D217

C215

C205

D220

D219

C726

C707

R705

C713

C715

R774

R713

R721

R719 R717

D719

Q701

L701

C612

D723

D724

R777

R787

C734

R731

C732

C733

R730

R729

R727

C729

D728

R725

R726

R723

R724

R702

R701

C711

C712

R703

R766

R704

C703 C704

C735

R732

Q710

R217

R768

R706

R601

R650

R651

C652

C708

C653

C714

C716

R714

R769

R722

R720 R718

D720

L702

C651

C654

C611

R674

R218

R603R604

C603

C604

R606 C608

R794

C614C616

R283

R614

R654

R655

D790 R790

L602

C639

R666

R605 C607

C613C615

R613

R652

R653

L601

C790

R667

Q613

R793

R795

R796

Q791

Q792

QGB2510J1-14

QGB2510K2-14

QGA3901C1-07

QGB2510J1-09 QGB2510K2-10 QSK0109-001

QSK0109-001

QGB2510J1-10

KRA111M-T

2SD2395

KTC3199/GL

1.2K

200 200 330

MTZJ5.1B

330

KTC3199/GL

10K

0.33

KIA7812API

KRC104M-T

0.022 0.022

2.2

KIA7808API KIA7809API

QQR0779-001Z

QNZ0136-001Z

2.7K 0.01

0.022

2A02M1

KTC3199/GL/-T

100/35

10K

1SS133

10K

4.7

1N4003S-T5

0.01

KTA1023/0Y/-T

56K

4.7p

220P

10K

KTC3199/GL/-T

47/63

10K

1SS133

2SC3576-JVC-T

2SC2389S/SE/-T

KTC3199/GL/-T

4.7K

10K

820

2SC2235/OY/-T

0.022

KTC3200/GL/-T

1SS133

56K

4.7p

MTZJ9.1B

100

3.9K

4.7M

0.082

2SK301/PQ/-T

1SS133 220P

220P

10/35V

56K

10P

47K

0.22/50

MTZ2.4JB

820

56K

10P

KTC3199/GL/-T

10k

KTA1267/YG/-T

20K

QGA2501C1-02

QGB2510J1-08

2.2K

QGB2510J1-04

0.22

10K

QGD2504C1-03Z

QNB0107-001

QGB2510K2-10

QGD2504C1-03Z

330

MTZJ6.8C

MTZJ11C

22/50

47/16

0.01

STBY

QGB2510J1-10

KRA104M-T

1SS133

KTA1268/GL/-T

10/50

MTZJ13B-T2

220

2.2K 1SS133

10K

KTA1268/GL/-T

220

10/50

MTZJ8.2B

STBY

10/50

MTZJ9.1B

5.6K

MTZ10JC

MTZJ11C

22/50

STBY

10/50

47K

3300/25

KTA1268/GL/-T

2A02M

47K

4.7/50

22/50

10K

22/50

0.082

0.1

100/10

MTZJ5.1B

7.5K

22K

100K

1N4003S-T5

MTZJ9.1B-T2

MTZJ33C

10/25

47/63

820

0.047

0.047 10

10K

5.6K 1K

1SS133

KTA1268/GL/-T

0.45

47/50

MTZJ36A-T2

10K

0.0022

4.7

0.1

KTA1268/GL/-T

10K

100K

47/16

1SS133

82K

100K

MTZJ15C-T2

0.1

56k

33k

56k

470p 470p

0.0022

4.7

2SA965/OY/-T

27K

100K

820

100

4.7

0.0022

47/63

0.1

0.0470.047

2.2K

10K

5.6K 1K

1SS133

KTA1268/GL/-T

0.45

0.0022

0.1

47/50

27K

56k

220p

1.2K 47/63

10k

0.047

15K

0.22

1SS133 10k

0.45

0.1

33k

1.2K 47/63

0.047

0.22

0.45

47/25

10k

KRC102M-T

100K

10k

6.8K

KTC3199/GL/-T

KTC3203/OY/-T

5.6V

MAINL

MAINR

SWL

PRT

SWFB

SURR.CTRL

PRT

HABC DEFG

2-4

MX-GT91R

CD signal

TAPE P.B. signal

MAIN signal

TUNER signal

Main section

SHEET 3/8

SHEET 7/8

SHEET 6/8

SHEET 4/8 SHEET 4/8

SHEET 2/8SHEET 2/8SHEET 2/8 SHEET 8/8

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

C501 C502

C1228

R411

R412

D411

D412

C415

C432

C433

R505

R518

B172

R512

Q402

R403

R404

Q999

R995

CN315

R1233

CN870

R523

CN871

C514

R431

R432

R443

C998

C475

C403

R506

C1229

R473

R999

R475

C531

C503

C510

R998

C509

R434

C999

D434

CN661

C534

R1209

R1208

R1206

R513

R530

R1205

R1207

R997

C1202

R996

C528

C1201

FW714

R531

L546

R777

R776

C995

Q572

R994

Q571

Q562

R581 R580

C577

C576

Q573

R575

C575

R572

R886

R433

R1203

C994

D593

C888

R1202

C887

Q586

Q585

C889

R444

R586

C589

C586 C587

R585

JA566

CN504

CN505

L567

R593

C593

C594

D587

Q590

C598

C1214

L570

L571

L568

R485

R486

C481

C482

C485

C486

R488

Q483

L573

R491

R492

R494

L569

L572

CN211

R599

R562

J411

C886

C402

C401 R401

R402

R415

R416

Q411

R417

R418

R419

R420

Q413

R421

D413

D414

C416

J426

C426

D426 C427

R426

R469

IC436

C439

C441

C443

C445

C446

C444

C442

C440

C449

C450

C460

C458

C454

C456

C453

C455

C457

C459

C461

C462

R438

R439

R440

R441

R442

C436

C437

R436

R437

R413

R414

C411

C412

C556

C438

IC466

C467

C473

C471

C466

C472

C474

C469

C470

IC501

R502

R466

R472 C468

R501

R503

R519

R511

IC526

R1233

R504

R532

R517

R508

Q401

R407

C404

R563

R524

R564

R410

R498

C489

B150

B151

R435

D431

R507

C505

C507

C447

R537

R474

R510

C476

C504

C1227

R541

C527

C508

C532

D501

D502

C526

IC502

C1211

R529

D432

C996 C997

C530

R534

R528

C578

R526

R536

CN11

R887 R888

R557

R558

IC571

R406

R583

R582

R405

R579

D571

D572

R576

R577

D592

C535

R571

C571

D585

C585

C588

Q482

R587

Q481

R588

CN212

C1205

C1206

C1207

L566

Q589

D586

D588

C592

C596

C1209

C597

C595

C1208

R495

C487

IC481

R597

C483

C484

R598

R595

R596

R487

R489

R490

R594

R496

R493

B311

B312

C488

R560

C1212

C1213

B313

C1210

B108

B154

R471

C413

C414

Q412

R468

R470

R467

Q557

Q556

C448

4.7/50 4.7/50

100/6.3

10k

1SS133-T2

2200P

0.001

0.01

22K

100k

220k

4.7k

KRA102M-T

33K

QGF1205C1-10

QGF1205C1-17

8.2k

QGF1205C1-17

30k

100k

100P

1/50

470/10

22K

100/10

6.8K

10K

100

0.22

4.7/50

10K

QRJ146J-4.7X

1SS133-T2

100P

MTZJ5.1B-T2

QGF1016F3-19

47/16

220k

5.6k

10K

0.1MY

10K

0.1

220/10

QUM156-18DGZ4

15k

QQR0779-001

100/6.3

2SC2785/FE/-T

10K

2SC2785/FE/-T

2SC3576-JVC-T

220k

47/16

2SC2785/FE/-T

47k

100p

47k

33K

220

470P

1SS133-T2

0.022

0.01

KTC3199/GL

0.01

100k

2.2M

0.015

0.018 33P

47K

QNN0017-002

QQL0779-001

100K

470/10V

MTZJ6.8C-T2

KRC102M

22/50

0.01

QQL0779-001

10/35

10/35 KRA102M-T

QQR0779-001

4.7k

10k

QQL0779-001

QGB2510K2-09/11

10k

QNN0215-001

0.022

220P

220P 1K

200

200 2SC3576-JVC-T

2SC3576-JVC-T 2.2k

2.2k

10k

KRA102M-T

22k

1SS133-T2

GP1FA550TZ

0.022 MTZJ5.1B-T2 10/25

5.6k

TDA7439

10/25

10/35

2.2/50

10/25

2.2/50

10/35

10/25

2.2/50

0.018

0.022

0.1

0.022

0.018

0.0056

2.7k

5.6k

2.7k

10k

100/10

10/25

10k

68k

220p

10/25

0.01

BA3837

2.2/50

10/25

4.7/50

10/25

0.068

0.27

BA15218

3.3k

200

22/25

3.3k

30k

100k

BA15218

100

100k

22k

56K

270k

2SC3576-JVC-T

2.7k

47/16

22k

1.8K

22k

100

100/10

10k

MTZJ3.9B-T2

30k

0.27

0.015

10/35

100

51K

0.0068

0.0082

100/10

22k

0.027

47/16

1SS133-T2

100/10

BA15218

0.01

22k

MTZJ3.9B-T2

10P 10P

0.1

1.8K

1/50

100

QGF1205F1-09/13

4.7K

12K

BA15218

100

1SS133-T2

100k

100k 1SS133-T2

100/10

270

2.2/50

1SS133-T2

1/50

680P

2SC3576-JVC-T

100K

2SC3576-JVC-T

QGB2510K2-08/10

0.01MY

0.1MY

0.01MY

QQR0779-001Z

KTA1271/0Y/-T

MTZJ6.8C-T2

MTZ3.9B-T2

0.01

1200P

100/10

1000/6.3

18P

100

100/10

BA15218

10K

180

6.8K

560

10k

1/50

30K

0.01

0.01 0.01

22k

20k

5.6k

20k

2SC2785/FE/-T

10/35

MSI

AUXR

VOLDA

MSI

PBL

PBR

PBMUTE

D.OUT

POUT

RELAY

AUXL

CDR

MSI2

AUXMUTE

RECR

CDL

RECL

RECR

RECL

SWFB

PRT

KCMND

MSTAT

MRDY

KCLK

VC3RESET

TUR

TUL

MPX

RDS_CLK

RDSDA

D.OUT

-30V

SURR.CTRL

ECO

RECR

AUXL

CDL

PBL

TUL

TUR

PBR

CDR

AUXR

PBMUTE

VOLCK

-30V

RELAY

KARAOKE

SMUTE

MSI2

BASS1

MSTAT

BASS2

KCMND

MPX

RECL

TUCE

VC3RESET

KCLK

SPISIG

MRDY

RDS_CLK

ECO

RDSDA/KARAOKE

BASS1

BASS2

SPISIG

POUT

VOLDA

VOLCK

PRT

C993 103P

ABCD E F G

2-5

MX-GT91R

SHEET 4/8

FL & systm control section

SHEET 3/8SHEET 3/8SHEET 1/8

SHEET 5/8SHEET 5/8SHEET 5/8

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

SHEET 7/8

C889

Q907

Q875

B186

Q908

CN860

R844 C838

R151

X801

R819

R820

R801

R902

RA801

C803

D804

L803

R888

FL801

RA802

D805

R838

R839

Q816

R886

R889

R887

Q843

R885

R843

C837

R848

R849

L813

R961

R968

S963

D962

S964 L815

C857

IC951

L812

R970

CN880

L872

CN316

D812

Q879

CN911

Q809 Q810 Q811

C1046

C836

Q812 Q813 Q858

Q890

R884

IC830

CN861

IC902 C1039

R1036

Q1022

Q1021

C1040

Q860

C1037 C1041

C1038

FW915

R1035

R1034

R1031

R1033

Q1023

R897

R1032

C1036

R1038

R1039

R1037

C1045

D860

R911

Q877

FW230

C815

R824

R823

C874

C875

L801

L805

L806

L802

C817

IC810

Q817

S996

S995

S997

R878

C873

R894

R877

Q905

Q906

R905 R906

R861

C872

R860

R851

R850

R998

R994

S998

S999

R854

R855

R895

R893

C805

C809

B185

C808

C940

D816

R921

D807

R825

R873

C233

D806

D815

C820

C804

D801

R871

D803

R814

R865

R858

C821

R836

R837

IC811

R831

R881

R827

R818

R965

R993

R842

R810

R811

R812

R813

R857

D964

R866

R845

R868

R874

R880

R841

R840

Q961

R962

R817

R234

C835

R879

R233

R869

R867

R963

R826

R859

R870

R872

R891

R856

R890

R964

R992

R991

Q878

C823

R1041

C1043

D1021

R1040

R1044

R864

R1045

R862

R1043

D831

C1034

C1035

C1044

C1042

R1042

R912

R846

D832

C832

C831

R847

R822

C862 IC812

C801

R807

R808

R821

R816

R815 R996 R995 R997

C816

R876

D802

R829

R828

R882

R883

R832

R835

R834

R833

4.7/50

KRC102M-T

KRA102M-T

QGF1205F1-17

0.001

220

QAX0283-001Z

330

10K

QRB169J-104

470/6.3

1SS133-T2

QLF0074-001

QQL29BJ-100Z

220

QRB169J-104

1SS133-T2

BU2092/F

220

KRA102M-T

220

100/10

330

QQR0779-001Z

100

10K

L-115XSRD-D-T

QQR0779-001Z

22/50

GPIU271X

QQR0779-001Z

100

QGF1210G1-24

QQR0779-001Z

QGF1210G1-09

1SS133-T2

QGD2503F1-07

1/50

10/25

KIA7042AP-T

BU9253AS

0.01U

3.9K

KRA111M-T

0.01

KTC3199/GL

0.01 3300P

4700P

QUM027-18Z4Z4

33K

10K

20K

8.2K

KRA111M-T

20K

100P

4.7K

10K

15K

2.2/50

1SS133-T2

KRA102M-T

22/50

0.1MY

BA3835S

0.1MY

QQL29BJ-100Z

QQL231K-220Y

22/50

MN101C35DEA

100K

0.22/50

10K

KRC104M-T

100K 100K

10K

0.22/50

680k

KRC102M-T

0.001

33P

2.2/50

MTZ6.2JC

1N4003S-T5

100K

0.1MY

1SS119-02-T2

MTZ6.2JC

1.5MY

470/6.3

1N4003S-T5

100K

1SS119-02-T2

5.6K

100K

2SD1991A/RS/-T

0.01

100K

10K

1.2K

10K

100K

1S133-T2

100K

10K

KRA102M-T

10K

1000p

100K

5.6K

100K

3.9K

2SD1991A/RS/-T

KRC102M-T

2SD1991A/RS/-T

QGF1205F1-17

KRA111M-T

0.33MY

20K

0.47MY

MTZ5.1B-T2

2.7K

5.6K

10K

20K

MTZJ5.1B-T2

0.1MY

100/10

0.01u

22/25

220

10K

QUM153-10DGZ4

MTZJ5.1B-T2

0.01

10K

4.7/50

0.01MY

10K

2SD1991A/RS/-T

10K

56K

56K 2.7K 2.2K 1.5K

47/16

10K

1SS133-T2

10K

100K

VSS

PHOTOB

SURROUND

SPIDTI

POUT1

CD3LED

VC3RESET

VOL-DATA

VOLDTA

MSI

MPX

INH

SMUTE

TUCE

CD2LED

CD1LED

TULED

BASSLED

CDLED

MSI

SMLED

AUXLED

BASSVOL-

TUCE

BASSVOL+

PHOTOB

SMODE-

SMODE+

EXTCE

SMUTE

PHOTOA

TAPELED

MPX

SEARCH-LED

VOL+

VOL-

ECON

RDS_CLK

CD1LED

CD2LED

14G

PBMUTE

PHOTOA

VOL-

VOLCK

SURROUND

RESET

AUXLED

REMIN

RELAY

VDD

BASSVOL+

SMLED

CD3LED

BASSVOL-

RELAY

SOUNDMODE-

TAPELED

CDLED

SOUNMODE+

SPI_B

SPI_A

BASSLED

TULED

AUXMUTE

INH

VOL+

ECHO1

15G

16G

DATA

SPI-IN

R_SEARCH

RDS-DATA/KARAUKE

RDS-CLK

SLLCE

ECHO2

ECON

RELAY

17G

PRT

F_SEARCH

VOL-CK

INH

AUXMUTE

KCMND

MSTAT

KCLK

MRDY

PRT

VC3RESET

BASS2

RST

BASS2

BASS1

RDS_DATA

PBMUTE

BASS1

SPI_IN

REMIN

SPI_A

SPI_B

EXTCE

VOLCK

FVOLDA

DATA

G13

P10

P11

SLCKEY1

P12

P13

P14

P15

P16

SLCCE

P17

P18

SLCKEY2

P19

DATA

P20

P21

P22

SLCKEY2

KCMND

10G

MSTAT

11G

12G

SLCKEY1

P10

17G

16G

KEY4

10G

11G

12G

G13

G14

10P

P11

P12

P13

P14

P15

P16

G17

15G

14G

13G

G15

SLCKEY2

SLCKEY1

13G

KEY3

KEY4

KEY3

KEY2

KEY1

KEY2

KCLK

KEY1

13G

14G

15G

16G

17G

P10

SPIDTI

MRDY

ECHO1

ECHO2

G14

G15

G16

G17

G10

G11

G12

P17

P18

P19

P21

P22

G16

C825

0.001

HABC DEFG

2-6

MX-GT91R

Front section

SHEET 5/8

SHEET 4/8SHEET 4/8SHEET 4/8

SHEET 2/8

TW800

FW915

CN870

C901

Q956

Q960

Q953

Q918

Q954

Q941

Q940

C1070 C935

FW901

C1021

C902

Q919

JS901

D1003

S901

S902

Q920

D1022

S931

S932

S933

S951

R930

S935

C962 C963

JS962

S936

S937

S939

J1001

TW801

S938

L1002

FW713

S952

JS956

C960

JS960

C961

S950

S942

S944

S943

S945

S949

S948

S947

S946

S915

S917

S916 R1068

R1021

R1022

J1022

J1021

Q1061

IC901

C1068

R1069

C1066

D1061

R1062

R1063

D945

D942

D944

D943

R955

R908

L1003

D904 R904

D905

Q901

R929

R954

R951

D954

R938

R941

R932R933R935

R940

R939

D940

R931

D941

R937

R953

R952

R936

L1001

C1002

C1001

C1004

C1006

C1005

R916

D953 D957D956

C956

C957

R956

D961D960 R960

R942

R944

R943 R946 R947 R948 R949

R945 R950

D919

R917

D918

D920

R919

R920

C1022

C1023

VR901

R1071

R1070

C1065

C1067

R1067

R1066

C1063

R1061

C1062

C1061

R1065

R1064

C1064

R918

QUB220-15DMHP

QUM027-18Z4Z4

0.01

222P 0.01

QUM027-13DGZ4

102P

0.01

QSW0911-001

MTZJ2.4B-T2

10K

0.01 0.01

QSW0862-001

QNS0183-001

QUB220-15DMHP

QQL231K-470Y

QUB023-33DGZ4

QSW0912-001

0.01

QSW0911-001

0.01

20K

4.7k

QNS0184-001

2SD2144S/VW/-T

NJM4580L

0.22/50

330P

1SS133-T2

12K

390

KTA1267/YG/-T

KRC102M-T

KTA1267/YG/-T

1.5K

KRC102M-T

5.6K

QQR0779-001Z

L-115XSRD-D-T

KRC102M-T2

KRC102M-T

L-914SRD-T

2.2K

2.7K3.9K5.6K

2.7K

L-914SRD-T

2.2K

L-914SRD-T

1.5K

1.2K

QQL231K-470Y

3900p

1000p

L-914SRD-T L-115XSRD-D-T

0.01

L-115XSRD-D-T 68

3.9K

3.9k

10K 2.7K 1.5k 1.2k

2.2k

5.6K 1k

L-115XSRD-D-T

200

1000p1000p

QVQ0299-B54

4.7K

560

150P

2.2/50

4.7M

4.7/50

10K

100/10

220/10

100

1.5k

150P

200

ABCD E F G

2-7

MX-GT91R

CD signal

SHEET 6/8

CD serbo section

SHEET 3/8

R852

R802

R809

R808

C821 C822

R806

R805

R804

R803

C617

R851

C611

C619

C624

IC251

R631

C631

TP3

Q631

R666

R632

R635

R634

C632

R853

R277

CN601

C633

R807

C606

C603

C604

IC852IC851

R605

R602

R601

C602C601

R636

R854

W601

CN801

R831

R832

R276

IC651

R661

R667

C661

C651

X651

C652

R609

R275

C653

C676

R682

IC652

C695

R706 R707

C696

R705

R691

R708

R692

R701

R702

C699

R709

R710

C693

C694

Q632

C618

C691

R274

CN651

R615

R656

R703

C692

R704

C622

R686

R687

R688

R293

R641

Q291

R292

R291

C291

R280

R642 R284

R253

R257

R255

R256

R873

C641

C642

R281

C859

C860

C253

R670

R813

R812

R876

R875

R874

R872

R871

TP6

TP5

C816

R617

C815

TP4

R606

C607

X251

C252

R294

C251

CN652

R614

C608

R856 L851

R607

R855

C852

TP2

Q842

R842

C855

TP1

D667

C254

CN855

R887

R886

R885

R884

R883

R882

R881

R880

R610

R608

R690

C620

M851

L853

M852

L854

CN854

R861

R862

R863

R866

R865

R864

CN851

P001

VR001

C001

P011

SW1

SW2

SW3

SW6

SW5

SW4

CN804

CN805

C658

IC801

C812 C814

R801 C801

C811

C813

C802

R624

C621

C677

C853

C614

C615

C612

C623

C610

R621

R604

C854

C605

R603

R262

D851

R616

R651

C657

C655

R652

R653

R654

R263

R665

C656

R662

R663

R664

C663

C664

C665

C680

C679

R620

R619

R618

C673

R683

C669

R261

R657

R258

R658

R254

R264

R288

R685

R659

R811

R689

R655

R260

C668 R265

TP10

IC601

R289

R669

R290

TP7

TP8

TP9

R625

R623

R695R696

C667

C613

R888

R613

R611

R622

R633

R889

R890

R891

R892

R893

R649

R894

R895

R684

R668

C666

C672 R672

C671

C616

3.9K

1.2K

27K

1/16 220/10

24K

13K

220K

2.2K

330P

3.3K

100/6.3

UPD780024AGKB25

2.2

10/16

2SA1037AK/RS/-X

220

120

1/16

QGF1016F3-15

0.022

1.2K

56P

0.022

LB1641LB1641

270K

220K

0.0010.001

QGA2001C1-06

150

10K

MN662748RPM

39k

4.7

470P

12P

QAX0413-001Z

12P

0.1/25

BA15218F-XE

0.047

2K 6.8K

10/16

5.6K

10K

100

10K

820

220/10

100

220

0.0068

390P

QGF1016F3-19

10K

390P

10K

0.047

150k

2SB1357/EF/-T

10K

1.2K

47/10

390k 1K

22K

0.022

2200p

1/16

0.1/25

100

1.5K

22K

2.2/50

62k

QAX0360-001Z

10P

22k

820p

010

10/16

4.7K

0.1/25

47/10

QGB2012K2-10

10K

47p

MSN-5D257A

QGB2016K1-07 1K

HQMV7102-015

2KB

QGA2001F1-06

E406783-001

E406784+001

ESB110-005

0.1/25

LA6541-X

390P 390P

2.7K 0.0068

390P

0.012

0.1/25

0.01

0.027

0.0047

1/50

1/16

0.027

560K

270K

0.01

150P

120k

22K

MTZJ5.6B

220/10

0.1/25

100

22K

270

0.1/25

68K

120K

330

0.022

0.15

0.1/25

100/6.3

560K

15k

220/10

22K

68k

10k

10K

2.2K

0.047 22K

AN22000A

5.6K

08.2k

24K

HDU-100

24K

0.1

22K

2.2K

22K

8.2k

22K

560k

1.5M

0.33U 2.7K

0.01

/RFDET

OFT

RFENV

BDO

TRD

LDON

B+D

GCTRL

FBAL

TBAL

A+C

B+D

F+

T+

T-

F-

FM-

SM+

SM-

FM+

/P.ON

KICK

TVD

TRV

P.ON

ECM

ECS

FOD

CAM5

RSEL

OUTR

SBCK

OUTL

TRV

TVD

ECM

ECS

KICK

TRD

FOD

RSEL

RFENV

TBAL

FBAL

OFT

/RFDET

BDO

LDON

ARF

OUTL

SQCK

SUBQ

KCMND

KCLK

MCS

MSTAT

SBCK

RMDOWN

RMUP

LMDOWN

LMUP

LOUT

ROUT

CAM0

MCS

KCLK

KCMND

MSTAT

MRDY

CAM1

CAM2

CAM3

CAM4

CAM6

CAM7

ARF

WVEL

VDET

A+C

SUBC

VDET

WVEL

LOUT

ROUT

CAM0

CAM1

CAM2

CAM3

CAM4

CAM5

CAM6

CAM7

OUTR

LM-

LM+

RM-

RM+

1SSW

2SSW

3SSW

3MSW

2MSW

1MSW

T+

SM- T-

SM+

FM+

FM- F+

F-

MDATA

P.ON

1SSW

2SSW

3SSW

3MSW

2MSW

1MSW

MCLK

DMUTE

STAT

/RST

MLD

SQCK

MLD

MDATA

MCLK

MRDY

LMUP

/P.ON

/RST

DMUTE

RMUP

LMDOWN

RMDOWN

LM-

LM+

RM-

RM+

STAT

SUBQ

HABC DEFG

2-8

MX-GT91R

TAPE P.B. signal

SHEET 3/8 SHEET 4/8

SHEET 7/8

Head amplifier section

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

ABCD E F G

2-9

MX-GT91R

Tuner section

FM/ TUNER signal

SHEET 8/8

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

SHEET 3/8

FROM CN11 OF FMC-022

TU1

C52

CF3

CF1

C10

C51

IC3

C74

C12

C11

R15

R17

C14

C15

C13

R16

C75

L70

C16

R29

R41

R21

R28

C54

C22

C72

R27

C25

CF2

C55

C56

CN1

C45 R38

C44

C50

C42

R39

C43

R37

C21

C36

R31

C73

C48

C30

R32

C23

C76

C24

C26

C27

C18

R30

C71

C70

C53

C57

C20

C59

C58

C49

C17

R33

R2 C2

R23

R25

IC2

R14

R24

R26

R71

D11

R72

IC1

R73

R10

C46

C47

R34C34

C32

C31

C40

C35

R36

R12

C39

C38

R35 C37

R18

C41

C33

R19

R20 R22

C19

X70

R70

R11

R13

R40

R60

C60

QAU0160-001

DTA114YKA-X

0.27

QAX0610-001Z

QAX0420-001

12P

2SC2412K/R/-X

1/50

LC72723

0.1

LC72136N

0.047

0.1

3.3K

68( 1/4W) FR

100/10

12P

4.7K

10/50

100

4.7

12P

10K

3.3K

5.6K

10K

0.047

150P

560P

10K

LA1838

100/10

0.001

QAX0458-001Z

33P

10P

QGF1205F1-13

10/16 39K

10/16

22/16

0.0018

39K

0.0018

10K

0.022

1/50

0.1

0.0022

100/10

0.001

150P

330P

150P

0.01

0.47/50

1SS133-T2

1.2K

QQR0793-001

22P

1SS133-T2

22/16

0.001

1000P

QQR1094-001

2SC2412K/R/-X

DTA114YKA-X

0.001

0.047 470P

QNB0014-001

0.0039

330

220K

330

330 0.01

1.8K

330

100K

QAX0402-001

10K

2.2K

1SS133-T2

2.2K

0.022

1/50

0.022

0.047

22/16

10/16

0.047

3.3K

4.7k

1/50

0.22/50

5.6k

1/50

10/16

0.047

1K 4.7K

0.047

QAX0263-001Z

10K

0.01

0.022

4.7k

10K

2SC2814/4-5/-X

39k

10/16

0.001

5.6V

ROUT

LOUT

RDDA

RDCL

STEREO

D.GND

DATA

GND

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Legacy FOCUS SE owner's manual