Kenwood KAC-9405 User manual

This product uses Lead Free solder.

This product complies with the RoHS directive for the European market.

B53-0772-00 (N)341

POWER AMPLIFIER

KAC-8405

KAC-9405/9405M

Screw & wrench key set

(N99-1820-05)

Connecting cord assy

(E30-6144-05)

19cm

E,M type

M type

Dressing Panel

(A21-6752-01): (K type)

(A21-6753-01): (E type)

(A21-6782-01): (M type)

Fuse (30A)

(F52-0045-05)

KAC-8405

KAC-9405/9405M

BLOCK DIAGRAM

40Hz

+18dB

50-200Hz

ISO-AMP

IC1,2

BOOST

IC9,10

BASS

IC1,2

ISO-AMP

BOOST

IC9,10

BASS

(0.2-5V)

LINE IN

L+

L-

R+

R-

Q601,603

ATT MUTE

Q605 POWER AMP

MUTEATT

604 Q606

Q20,21 D14,15 IC14

15V

AVR BCON

DC/DC LC FILTER

THERMALDC-OFFSETOVERLOAD

DETDET DET

BATT.

GND

P-CON

Q523-526,

Q703 Q711,712

SIGNAL

DETECTOR

Q715,716 Q3

PRIORITY

P-CON

Q10,11

POWER

ON/OFF

Q705

AVR

FAN

POWER AMP

SP OUTPUT

(INV)

621-624

CLIPPER

Q602,

H.P.F

IC12

IC13

L.P.F

H.P.F

L.P.F

IC12

IC13

SENS.

VOL

ST/

MONO

ST/

SENS.

VOL

IC3,4

ISO-AMP

IC3,4

(INV)

L.P.F

H.P.F

IC7

IC8

H.P.F

IC7

IC8

MUTE

MUTEATT

Q502,

CLIPPER

504 Q506

ATT

CLIPPER

Q501,503

Q505

POWER AMP

SP OUTPUT

VOL

SENS.

VOL

L-

R-

R+

L+

SPEAKER LEVEL INPUT

KAC-8405

KAC-9405/9405M

COMPONENTS DESCRIPTION

●AUDIO UNIT (X09-8940-10)

Ref. No. Application / Function

IC1~4 Isolation circuit

IC5 Non-inverting circuit

IC6~IC8,IC11~IC13 HPF, LPF

IC9~IC10 Bass Boost circuit

IC14 DC-DC IC

IC15 ATT circuit

Q1 Voltage supply

Q2 Over voltage detection circuit

Q3 P-CON

Q4,Q7~Q9 Smoke and ﬁre prevention circuit

Q5,Q6 Mute driver

Q10,Q11 Switch

Q12~Q15 Gate driver

Q16~Q19 DC-DC comparator

Q20,Q21 Regulated power supply

Q501~Q504,Q601~Q604 ATT circuit

Q505,Q506,Q605,Q606 Mute

Q507~Q514,Q607~Q614 Differential circuit - 1st stage

Q515,Q516,Q597,Q598,Q615,Q616,Q697,Q698 Differential circuit - 2nd stage

Q520,Q599 Power stage regulated power supply

Q521,Q522,Q619,Q620 Temperature compensation

Q523~Q526,Q621~Q624,Q704 Over current detection circuit

Q527~Q530,Q625~Q628 Darlington

Q531~Q534,Q629~Q632 Final stage

Q701~Q703 Latch circuit

Q705 FAN driver

Q706,Q708~Q710 Clipper circuit

Q707,Q714 Current control circuit

Q711,Q712 Temperature detection circuit

Q713 Shutdown

Q715,Q716 Auto P-CON circuit

KAC-8405

KAC-9405/9405M

C415

C421

R10

R49

R537

R18

R55

C416

C422

R50

R51

R538

TH1

C701

C704 C705

R701

R707 R709

R11

R20

R21

R25

C12

C17

C18

C531

C532

C625 C626

C702

C720

R23

R24

R26

R27

R33

R36 R37

R40 R41

R54

R401

R402

R405

R406

R407

R408

R411

R412

R415

R416

R431

R432

R433

R434

R703

R706

R738

R753

R757

C14

C403

C404

C405

C406

C417

C418

C419

C420

C525

C526

C527

C528

C529

C530

C623

C624

R2 R5

R12

R13

R14

R15

R22

R28

R29

R30

R31

R32

R34

R35

R38

R39

R42 R43

R44 R45

R46

R47 R48

R317R318

R403

R404

R409

R410

R413

R414

R417

R418

R419

R420

R421

R422

R423

R424

R425

R426

R427

R428

R429

R430

R543

R544

R545

R546

R547

R548

R549

R550

R553

R554

R555

R557

R558

R559

R560

R561

R562

R563

R564

R565

R567

R568

R569

R570

R575

R576

R577

R578

R669

R670

R671 R672

R702

R704

R705

R708

R712

R713

R714

R715

R751

R752

R754

R755

R756

R758

W303

W304

W508

W510

W310

W463

W465

W306

W477

W482

W467

W445

W448

W313

W478

W341

W449

W435

W473

W471

W466 W468

W457

W450

W433

W432

W422

W446

W447

W453

W431

W430

W424

W419

W324

W509

W507

W389

W513

W512

W514 W515

W351 W369

W505

W426

W429

W428

W439

W436

W370

W489

W493

W506

W500

W504

W501

W486

W487

W503

W480

W475

W476

W511

W474

W502

W490

W494

W495

W497

W488

W498

W491

W45

W470

W472

W469

W496

W454

W451

W484

W481

W464

W492

W357

W425

W423

W418

W323

W442

W459

W421

W499

W416

W440

W434

W479

W441

W485

W452

W483

W444

W462

W427

W437

W438

W523

W413

W377

W410

W414

W388

W415

W325

W417

W302

W301

W443

W381 W520

W526

C901

W400

C902

R762

C90

1011

16 9

EB B

AUDIO UNIT X09-8940-10 A/2 (J76-0655-11)

X09 B/2

IC9

IC10

IC11

IC12

IC13

IC14

Q711

D701

Q701

Q12

Q15

D11

D509

D510

Q13

Q14

Q703

Q714

Q715

D10

D12

D13

D507

D508

D511

D512

D513

D514

D515

D706

D707

D710

Q10

Q11

Q521

Q522

Q523

Q524

Q702

Q712

Q716

D18

D519

D520

C15

C16

C522

C521

W207

C19

C20

C10

C517

C518

C519 C520

C703

C717

C718

C719

C11

C13

C401

C402

C407

C408

C425

C426

C427 C428

C523

C524

R571

R572

R573

W121

W126

W130

W136

W141

W145

W149

W162

W155

W114

W115

W37

W188

W200

W153

W139

W201

W75

W187

W186

W71

W185

W133

W199

W194

W190

W193

W184

W182

W183

W198

W195

W189

W191

W163

W177

W168

W180

W156

W170

W172

W176

W173

W158

W148

W174

W202

W197

W192

W196

W181

W164

W123

W128

W132

W138

W143

W147

W151

W157

W150

W146

W142

W137

W131

W127

W122

W179

W124

W112

W134

W120

W159

W135

W117

W161

W152

W166

W144

W125

W160

W154

W101

W175

W171

W178

W169

W140

W129

W167

W165

W119

W11

W73

W105

W116

W12

W17

W118

VR2

VR3

VR4

B-SENS

MONO/ST ON/OFF

B.B

L/OFF/H

H/O

BEB

GDSGDSGDSGDS

D14

Q599

Q527

Q528

Q531

Q532

D15

Q520

Q529

Q533

Q16 Q17Q18 Q19

Q525

CN33

PC BOARD (FOIL SIDE VIEW)

ABCDE

KAC-8405

KAC-9405/9405M

JIHGF

X09-8940-10

Ref. No. Address Ref. No. Address

IC1 6G Q527 3C

IC2 5G Q528 2E

IC3 5H Q529 2C

IC4 5H Q530 2F

IC5 5G Q531 3C

IC6 5G Q532 2E

IC7 5F Q533 2C

IC8 4F Q534 2F

IC9 4B Q597 3F

IC10 2A Q598 3G

IC11 5B Q599 2C

IC12 5A Q601 3G

IC13 5B Q602 3G

IC14 5D Q603 3G

IC15 5H Q604 3G

Q1 4D Q605 3G

Q2 5C Q606 3H

Q3 5C Q607 3G

Q4 5E Q608 3H

Q5 5F Q609 3G

Q6 4F Q610 3G

Q7 5C Q611 3G

Q8 6C Q612 3H

Q9 6C Q613 3G

Q10 5D Q614 3G

Q11 5C Q615 3G

Q12 5C Q616 3H

Q13 5C Q619 2I

Q14 5C Q620 4I

Q15 5C Q621 2H

Q16 5C Q622 4H

Q17 4C Q623 3H

Q18 5C Q624 4H

Q19 4C Q625 2H

Q20 2F Q626 3H

Q21 2G Q627 3H

Q501 3F Q628 4H

Q502 3F Q629 2I

Q503 3F Q630 4I

Q504 3G Q631 3I

Q505 3F Q632 5I

Q506 3G Q697 3G

Q507 3F Q698 3H

Q508 3G Q701 4E

Q509 3F Q702 4E

Q510 3F Q703 4E

Q511 3F Q704 4F

Q512 3G Q705 4G

Q513 3F Q706 4G

Q514 3F Q707 4G

Q515 3F Q708 4G

Q516 3G Q709 4G

Q520 2D Q710 4G

Q521 2B Q711 4D

Q522 1E Q712 4D

Q523 2C Q713 4F

Q524 2E Q714 6C

Q525 2C Q715 6D

Q526 2F Q716 6D

W406

R711

R722

R724

R736

R737

R740

R743

R746

C107

C207

C305

C315

R52

R18

R710

R725

R726

R731

R732

R742

R745

R747

C108

C208

C306

C316

R53

R717

R19

C109

C110

C200

C209

C210

C503

C504

C603

C604

C709

R17

R115

R116

R119 R120

R200

R215

R216

R219

R220

R301

R302

R305 R306

R307 R308

R325

R326

R327

R328 R519

R520

R521

R522

R619

R620

R621

R622

R735

R739

R750

C101

C102

C201

C202

R103

R104

R107

R108

R113

R114

R203

R204 R207

R208

R213

R214

C105

C106

C111

C112

C113 C114

C151

C152

C153

C154

C205

C206

C211

C212

C213 C214

C219

C251

C252 C253

C254

C303

C304

C311

C312

C313

C314

C507

C508

C511 C512

C513 C514

C515 C516

C526

C528

C607

C608

C611 C612

C613 C614

C615 C616

C619

C620

C621

C622

R13

R14

R15

R16

R101

R102

R105

R106

R109

R110

R111

R112

R117 R118

R151

R152

R153

R154

R155

R156

R201

R202

R205

R206

R209

R210

R211

R212

R217

R218

R251 R252

R253

R254

R255

R256

R303

R304

R309

R310

R311

R312

R313

R314

R315

R316

R317R318

R319

R320

R321

R322

R323

R324

R501

R502

R503

R504

R505

R506

R507

R508

R509

R510

R511

R512

R513

R514

R515

R516

R517

R518

R523 R524

R525

R526

R527

R528

R529

R530

R531 R532

R533 R534

R535 R536

R544

R546

R548

R556

R558

R560

R566

R570

R601

R602

R603

R604

R605

R606

R607

R608

R609

R610

R611

R612

R613

R614

R615

R616

R617

R618

R623

R624

R625 R626

R627

R628

R629

R630

R631 R632

R633 R634

R635 R636

R637

R638

R639

R640

R641

R642

R643

R644

R647

R648

R649

R650

R651

R652

R653

R654

R655

R656

R657

R658

R659

R660

R661

R662

R663

R664

R716

R718

R719

R720

R727

R728

R729

R730

R734

R741

R744

R749

W339

W340

W348

W350

W363

W356

W355

W322

W343

W307

W342

W409

W392

W401

W422

W364

W399

W424

W420

W419

W312

W315

W327

W308

W305

W525

W395

W317

W318

W326

W330

W316

W372

W319

W329

W331

W333

W321

W334

W320

W314

W311

W328

W361

W379

W387

W335

W455

W456

W362

W376

W397

W423

W418

W402

W407

W393

W383 W367

W332

W345

W394

W384 W368

W309

W353

W358

W421

W366

W359

W408

W416

W458

W347

W460

W461

W427

W396

W405

W403

W385

W360

W346

W354

W374

W365

W380

W391

W349

W523

W371

W373

W378

W382

W404

W398

W413

W411

W415

W417

W412

W386

W390

W344

W338

W352

W336

W524

W519

W522

W521

W516

W517

W518

C901

C721

R761

R759R760

41 14

BEBEBEBEBE

BE BEBEBEBEBE

12 12

BEBEBEBEBEBEBE

BEBEBEBEBEBEBE BEBE

IC15

IC1

IC2

IC3

IC4

IC5

IC6IC7

IC8 Q710

Q709

Q704

D16

D17

D704

D705

Q501

Q502

Q503

Q504

Q505

Q506

Q601

Q602

Q603

Q604

Q605

Q606

Q706

Q707

Q713

D204

D203

D501

D502

D503

D504

D505

D506

D516

D601

D602

D603

D604

D605

D606

D607

D608 D609

D610

D702

D708

D709

Q507 Q508

Q509 Q510

Q511 Q512

Q513

Q514

Q522

Q524

Q607 Q608

Q609 Q610

Q611

Q612

Q613 Q614

Q619

Q620

Q621

Q622

Q708

D517

D518

D611

D612

W87

C23

C715

C24

C706

C21

C22

C509 C510 C609 C610

C703

C707

C708

C103

C104

C117

C118

C203

C204

C217

C218

C301

C302

C319

C320

C321 C322

C501

C502

524

C601

C602

C617

C618

R574

R665

R666

R667

R668

W45 W44

W57

W58

W39

W20

W76

W78

W22

W50

W93

W107

W27

W121

W126

W115

W80

W19

W52

W75

W16

W100

W35

W41

W14

W82

W23 W24

W26

W13

W15

W11

W10

W21

W30

W18

W65

W72

W123

W128

W31

W127

W122

W29

W33

W32

W67

W42

W43

W62

W63

W83

W84

W102

W103

W69

W68

W28

W38

W25

W61

W36 W34

W112

W94

W88

W89

W95

W66

W120

W49

W56

W40

W53

W60

W81

W104

W51

W110

W109

W101

W90

W99

W92

W119

W96

W106

W97

W59

W74

W98

W70

W46

W64

W86

W54

W108

W111

W48

W47

W85

W77

W79

W91

W55

W113

W116

W118

W203

W204

W205

W206

VR1

A-SENS

ST/MONO

H/OFF/L

BEBE

Q20

Q625

Q626

Q629

Q630

Q21

Q530

Q534

Q627

Q628

Q631

Q632

Q705

J1 J2

Q515

Q516

Q597

Q598

Q526

Q615

Q616

Q697

Q698

Q623

Q624

CN1

CN2

CN3

Refer to the schematic diagram for the values of resistors and capacitors.

KAC-8405

KAC-9405/9405M

X09-8940-10 (1/4)

ABCDE

33.0V

-33.0V

15.0V

-15.0V

(X09-8940-10) (A/2)

(X09- ) (B/2)

D204

D203

CN33

IC9(2/2)

(2/2)

IC11(2/2)

IC12(2/2)

IC13(2/2)

(1/2)

IC9(1/2)

IC11(1/2)

(1/2)

IC12(1/2)

D709

D708

Q716

Q715

D710

Q21

D17 D16

Q20

D15

D14

AUTO

P-CON

MONO/ST

IC13

50Hz-200Hz

BASS BOOST

40Hz +18dB

HPF/OFF/LPF

IC3(1/2)

IC3(2/2)

IC1(2/2)

IC1(1/2)

(2/2)

IC2

IC2(1/2)

(2/2)

IC4

IC4(1/2)

IC10

ISO

15V AVR

TP601

TP602

R : RED

C200

1000P

R200

TP210

TP209

C219

0.01

R413

TP401

4.7u50

R416

C408

4.7u50

R410 18K

C404 27P

TP404

R414

220

R412

TP402 R411

C406

0.47

33K 33K

TP406

R418

10K

TP408

TP410

0.01

100K

C415

C416

TP412

0.01

C426

10u35

R434

47K

C428

10u35

C422

0.01

R432

47K

C407

R415

TP403

430

R401

R402

430

R403

C403 27P

R407

220

R409 18K

R405

VR2

47K

C401

10u50 1

100K

TP405

10K

R417

TP407

C417

0.33

VR4

TP413

R423

2.2K

R425

TP409

C427

10u35

C425

10u35

R429

16K

C112 C111

R754

C718

10u50

2.2K

TP731

C104

10u50

C103

10u50

C102

1000P

C101

1000P

R101

C106

15P

R106

4.7K

10K

R104

10K

R108

R112

10K

100P

C110

TP105

10K

R107

10K

R103

TP103

38 R111

10K

TP107

100P

C109

R757

10K

C720

1000P

R758

100K

R755

4.7K

TP733

TP732

C719

10u50

R756

10K

47K

15P

R118 10K

C114 100P

R120

C118

47u16

47K

R119

C113 100P

R117 10K

15P

C117

47u16

C24

47u25

C23

47u25

C22

47u25

C21R53

5.6K 5.6K

R52

C20

3300u50

TP61 T

TP58

3300u50

R49

15K

C19

TP60

TP57

109

AR-

AR+

BR-

BR+

BL+

BL-

AL-

AL+

R109 12K

R110 12K

15P

C105

4.7K

R105

R102

10K

R115

10K

R116

0.01

C107

0.01

C108

TP108TP106

TP104

TP204

TP206

TP205

TP203

TP208

TP207

R201

10u50

C203

10u50

C204

1000P

C202

1000P

C201

R202

4.7K

R206

15P

C206

10K

R204

10K

R203

4.7K

R205

15P

C20510K

R207

10K

R208

R210 12K

R209 12K

10K

R212

0.01

C207

0.01

C208

100P

C209

100P

C210

10K

R216

10K

R215

15P

C211

15P

C212

10K

R211

47u16

C218

47u16

C217

47K

R219

47K

R220

R218 10K

C214 100P

C213 100P

R217 10K

TP99

TP151

TP153

TP154

TP152

TP253

TP251

TP254

TP252

10K

R113

10K

R114

47K

R406

10u50

C402

R404

R408

0.47

C405

10K

R420

10K

R428

47K

R431

47K

R433

0.33

C418

16K

R430

2.2K

R424

0.047

C420

0.01

C421

0.047

C419

10K

R427

R426

-B

5.6K

R50

5.6K

R51

+15V

10K

R422

10K

R421

10K

R419

100K

R253

0.1

C251

0.1

C253

100K

R255

100K

R256

0.1

C254

0.1

C252

100K

R254

100K

R154

0.1

C152

0.1

C154

100K

R156

100K

R155

0.1

C153

0.1

C151

100K

R153

2.2K

R252

2.2K

R251

2.2K

R151

2.2K

R152

10K

R214

10K

R213

+15V

-15V

AL+

AR+

AR-

BR-

BR+

AL-

BL-

BL+

BR-

BL-

BL+

BR+ AR+

AL-

AR-

AL+

TP201

TP202

TP101

TP100

TP102

BL+

BL-

BR-

BR+ AR+

AR-

AL-

AL+

BL+

BL-

BR-

BR+

AR+

AR-

AL-

AL+

KAC-8405

KAC-9405/9405M

X09-8940-10 (2/4)

JIHGF

15.0V

-15.0V

15.0V

-15.0V

IC14

Q714

CN3

Q21

Q706

Q708

Q707

D17 D16

Q20

D15

Q712

Q711

Q19 Q17

D14

Q18 Q16

D707

Q710

Q709

Q713

Q11

Q15

Q14

Q10

Q13

Q12

D13

D706

D12D11

D18

D10

/LPF

IC6(1/2)

IC6(2/2)

IC5(2/2)

(1/2)

IC5

IC7(2/2)

(2/2)

(1/2)

IC7(1/2)

IC8

HPF/OFF/LPF

(1/2)

IC15

(2/2)

IC15

-1.5dB

-3dB

ATT

MONO/ST

50Hz-200Hz

DC/DC

V AVR

THERMAL DET

CLIPPER

DC/DC CONTROL

TP725

TP601

TP602

2154376

R304

C302

10u50

R301

430

R302

430

VR1

R310 18K

C304 27P

TP302 R308

C305

0.01

R309 18K

C303 27P

TP301

R307

R303

C301

10u50 31

R328

47K

TP304

R312

10K 7

2.2K

R316

10K

R322

10K

TP308

R320

C320

10u50

R319

VR3

R318

C312

0.33

TP310

R317

2.2K

C311

0.33

TP311

TP309

R311

10K

TP303

TP305 R315

10K

R321

10K

TP307

C322

10u50

C321

10u50

C315

0.01

R326

47K

R325

47K

R327

47K

C319

10u50

C24

47u25

R726

10K2.4K

R760

R724

10K

1.6K

R759

R732

2.2K

TP714

10K

R725

R722

TP713

TP712

R731

TP709

2.2K

R736

R739

22K

R761

1.5K

TP718

C715

1u50

TP724

R741

1.5K

TP723

R745

R742

10K

R744

R737

220K

10K

TP720

TP722

R743

R740

16K

C23

47u25

TP59

C18

TP58

1500P

TP719

TH1

TP721

C16

2200u16

1500P

C14

TP52

R45

TP54

R43

C17

TP57

1500P

7 : 3

TP56

R46

C15

2200u16

1/2W

R44

TP53

R42

10u50

TP51

C717

R753

10K

R751

R752

6.8K

TP730

TP502

TP501

10K

16K

R747

TP727

1.5K

R746

10K

TP726

10K

TP728

R750

TP729

10K

TP46

TP44

R41

4.7K

TP48

R39

R37

1.5K

TP42

TP38

R55

10K

GND

DTC

FBACK

IN1-

IN1+

TP43

R40

4.7K

TP47

R38

R36

1.5K

TP45

TP41

C12

R35

TP39

10K

R54

390

0.1

TP37

C10

10u50

R27

18K

1000P

R28 1K

R29

100K

C11

47u50

TP35

OUTCTRL

VCC

REF

IN2+

IN2-

TP34

TP33

TP32

R305 47K47K

R306

10K

R314

10K

R313

0.01

C306

C314 0.047

R324 16K

R323 16K

C313 0.047

0.01

C316

TP716

TP715

TP717

330K

R34

10u50

C13

1/2W

R48

1/2W

R47

4.7K

R730

220K

R728

220K

R727

4.7K

R729

C721 0.01

SW14V

47K

R734

12K

R735

68K

R738

47K

R749

R31 10K

R32 10K

6.2K

R33

10K

R30

+15V

-15V

SW14V

R762

KAC-8405

KAC-9405/9405M

X09-8940-10 (3/4)

KLMNO

29.0V

-29.0V

29.0V

-29.0V 29.0V

-33.0V

D519

D520 D512

D511

D602

Q604Q602

Q608 Q612

Q606

D612

Q614Q610

Q620

D604

Q616

D608

Q622

Q626

Q698

D606

Q624

D610

Q628

D601

Q603Q601

Q605

D611

Q613Q609

Q607 Q611

Q619

D605

Q697

Q627

Q623

D609

Q615

D603

D607

Q621

Q625

D504

D514

D510

D506 D505

D508

D509

Q520

D507

Q599

Q501 Q503

Q505

D517

D513

D503

Q514Q510

D502

Q504Q502

Q506

D518

Q508 Q512

D501

Q513Q509

Q507 Q511

Q516

Q528

Q530

Q524

Q522 Q526

D516

Q598

Q597

Q529

Q521

D515

Q525

Q523

Q527

Q515

-1.5dB -3dB MUTE

-3dB-1.5dB MUTE

POWER AMP

TP534

TP532

C522

TP531

C521

330u35330u35

TP533

TP604

TP608

R602

5.6K

TP606

R610

5.6K

TP610

TP612

R628

22K

R624

TP620

680

TP624

C602

10u50

C608

R622

47K

47P

TP904

R630

22K

TP626

680

TP622

R626

470

R656

C620

1000P

R652

R638

1.8K

R634

C614

47P

TP628

100

R644

R648

TP634

TP636

C616

47P

TP630 TP632

C610

47u25

R632

2.2K

C612

R636

100

TP911

C618

10u50

C622

R654

1000P

TP912

R650

R666

TP638

TP640

1.1K

R668

R664

R601

5.6K

R607

10K

R609

5.6K

R613

10K

R627

22K

470P

R617

15K

C603

C601

10u50

680

R625

C607

R621

47K

47P

R629

22K

680

R623

R514R508

R502

5.6K

R510

5.6K

10K

R512

10K

13K

R516

R518

12K

15K

10u50

C502

680

R524

C508

47K

R522

47P

R528

22K

R530

22K 680

R526

680

R525

470

1000P

R635

100

C615

47P

C609

47u25

R631

2.2K

1.8K

R637

R649

C617

10u50

C621 C619

R653

R651

R655

1000P

C613

47P

R633

C611

R643

100

R647

R667

R665

R661

1.1K

470

R534

100

R550

47P

R532

2.2K

C512

C510

47u25

1.8K

R544

R554

C524

10u50

R560R558

R562

TP530

R536

C516

100

R535

C520

10u50

C518

220u35

100

R556

C519

10u50

C517

R538

220u35

R537

R501

5.6K

10K

R507

10K

R513

R509

5.6K

470P

15K

R517

C503

C501

10u50

R529

22K

R527

22K

680

R523

470

C515

47P

C509

47u25

C513

47P

R531

2.2K

C511

1.8K

R543

R549

C523

10u50

R559

R557

R561

R533

100

TP614

TP618

TP616

10K

R614

10K

R608

13K

R612

12K

R616

15K

R618

3.9K

R620

470P

C604

R606

R604

TP603

TP607

TP65

TP609

TP611

TP613

TP615

TP617

TP903

TP619

TP625

TP621

TP627

TP629TP631

TP909

TP633

TP635

TP910

TP637

TP639

R603

R605

4.7

R658

1.1K

R662

4.7

R659

1.1K

R663

100

R640

560

R642

100

R639

560

R641

TP526

TP504

TP508

TP506

TP520

TP512

TP510 TP514

TP516

TP518

TP902

TP507

TP505

TP503

TP525

TP522

TP521

TP511

TP509 TP513

TP515

TP517

TP901 TP527

TP519

TP539TP540

TP544

TP908

TP542

TP907

TP536 TP538

TP546

TP906

TP541

TP905

TP537 TP535

TP545

TP543

R506

R504

3.9K

R520

470P

C504

R574

R572

4.7

R564

1.1K

R568

1.1K

R570

47P

C514

1000P

C528

1000P

C526

560

R548

100

R546

R503

R505

12K

R615

13K

R611

13K

R511

12K

R515

3.9K

R519

3.9K

R619

47K

R521

47P

C507

560

R547

100

R545

R571

R573

4.7

R565

1.1K

R569

1.1K

R567

1000P

C525

1000P

C527

R553

R555

TP529

C530 6P

R576 47K

R669 47K

C623 6P

C529 6P

R575 47K

R670 47K

C624 6P

4.7

R660

4.7

R657

4.7

R566

4.7

R563

ALL

KAC-8405

KAC-9405/9405M

X09-8940-10 (4/4)

CAUTION : For continued

safety, replace safety critical

components only with manu-

facturer’s recommended

parts (refer to parts list).

Indicates safety critical

components. To reduce

the risk of electric shock,

leakage-current or resistance

measurements shall be car-

ried out (exposed parts are

acceptably insulated from

the supply circuit) before the

appliance is returned to the

customer.

• DC voltages are as mea-

sured with a high imped-

ance voltmeter. Values may

vary slightly due to varia-

tions between individual

instruments or/and units.

TSRQP

-33.0V 33.0V

-33.0V

33.0V

14.4V

14.0V

12.0V

KAC-8405/9405/9405M

Q701

Q630

Q632

Q631

Q629

D509 D507

599

D704

D705

Q705

Q704

Q703

D702

Q702

D701

Q532

Q534

Q533

Q531

CN2 CN1

DC PROTECTION

SIGNAL LINE

B LINE

GND LINE

FAN FAN

OVER CURRENT

IC1-13 : BA4560RF

IC14 : TL494IDR

Q1 : 2SB1241

Q2,3,6-8,501-508,511,512,

523,524,601-608,611,612,

621,622,702-704,706,710,

713-715 : 2SC4154(F)

Q4,5,9,509,510,513,514,

609,610,613,614,701,

707-709,712,716

: ISA1602AM1(F)

Q10,11 : RT1P141M-T111

Q12,15 : 2SC6120

Q13,14 : 2SA1577

Q16-19 : STP60NF06FP

Q20 : 2SD2012-F

Q21 : 2SB1375-F

Q515,516,520,525,526,615,

616,623,624

: KTA1268-P

Q521,522,619,620

: 2SC4081(S)

Q527,528,625,626

: 2SC1627A-F

Q529,530,627,628

: 2SA817A-F

Q531,532,629,630

: 2SC4468NF

Q533,534,631,632

: 2SA1695NF

Q597-599,697,698

: KTC3200-P

Q705 : 2SD1863

Q711 : RT1N141M-T111

D2,203,204 : RKZ6.8KG(B2)

D3,507-510 : RKZ15KG(B2)

D4,515,516,609,610,707

: LM1MA142WA-G

D5,701 : RKZ10KG(B2)

D6,13,706,708,709

: LM1MA142WK-G

D7 : B30-3220-05

D8,9 : B30-1770-05

D10-12,18,503-506,513,514,

517-520,603-608,611,612,

702,705,710

: HSU119TRF-E

D14 : FCH10A20

D15 : FRH10A20

D16,17 : RKZ16KG(B2)

D501,502,601,602

: 1SS302-F

D511,512 : RKZ4.7KG(B2)

D704 : RKZ12KG(B2)

MUTE

DRV

P-CON

R666

TP642

TP638

TP640

.1K

0.1

R668

0.1

664

TP644

R667

0.1

R665

0.1

661

.1K

R537

R715

47K

R714

47K

R713

47K

R712

47K

C709

0.01

C707

10u50

R720

4.7

C708

10u50

R719

680

TP711

220u10

R716

C706

220u10

12K

R717

10K

TP708 R718

47K

TP707

R710

R711

82K

C703

R709

C705

0.1

47K

R708

C704

10K

R707

10K

0.01

0.1

10K

TP706

R706

10K

R705

R703

3.3K

C702

0.01

TP703

TP704

R704

R702 10K

10K

TP705

C701

TP702

R701

2.2K

R25

TP30

R26

TP31

TP19

R17

10K

0.01

TP22

TP24

R16

R13

TP21

100K

220K

R12

10u50

TP20

TP18

TP11

TP26

TP701

R21

2.2K

1.5K

R20

2.2K

TP25

10u50

3.9K

TP14

TP16 R2

TP17

TP15

TP13

TP12

R23

470

R24

10K

0.47

47u25

R18

180K

TP29

47K

R22

22K

TP28

TP27

C532

C531

0.047

C901

C902

0.01

60W/4

180W/4

90W/2

BTL

26uH

10u50

30Ax2

TP637

TP639

TP641TP643

4.7

658

.1K

662

4.7

659

.1K

663

TP544

TP548 TP550

TP546

TP545

TP549 TP547

TP543

0.1

R574

0.1

R572

4.7

564

.1K

568

.1K

570

0.1

R571

0.1

R573

4.7

565

.1K

569

.1K

567

TP529

4.7

660

4.7

657

4.7

566

4.7

563

21 21

10u50

R11

33K

R14

75K

R15

R10

33K

3.9K

33K

R8 6.8K

R9 4.7K

1/2W

R672

1/2W

R671

1/2W

R578

1/2W

R577

0.047

C625

0.047

C626

TP648

TP647

TP554

TP553

TP10

TP9

TP8

TP7

TP6

TP1

TP2

TP3

TP4

TP5

R19 1.5K

-B

-15V

+15V

SW14V

C903

BATT

GND

P-CON

BL+

AL+

AL-

BL-

BR-

AR-

AR+

BR+

2SA817A-F

2SC1627A-F

2SB1375-F

2SD2012-F

2SC4081

KAC-8405

KAC-9405/9405M

EXPLODED VIEW

(X09-894)

(B/2)

(X09-894)

(A/2)

VR1

VR3

VR2

VR4

FC1

715

714

Bx2

Gx2 Zx11

Ex5

Ex4

Ex2

723

720

Ax8

Ax4

715

719

702

: N09-6365-05

: N09-6726-05

: N80-3008-43

: N89-3008-48

: N89-3016-48

: N09-6447-05

: N09-4214-08

Bundled to the

transistor.

Bundled to the

transistor.

Bundled to the

transistor.

Parts with the exploded numbers larger than 700 are not supplied.

This manual suits for next models

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