Jvc Ks-ax5500 User manual

SERVICE MANUAL

2005/9

POWER AMPLIFIER

MA19420059

KS-AX5500

Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

TABLE OF CONTENTS

1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9

Area suffix

J ------------- Northern America

E ------------- Southern Europe

U -------------------- Other Areas

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1-2 (No.MA194)

SPECIFICATION

Design and specifi cations are subject to change without notice.

SECTION 1

PRECAUTION

1.1 Safety Precautions

SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS.

Power Output 100 W RMS ×4 channels at 4 Ωand [ < or = ] 1% THD + N

Signal-to-Noise Ratio 80 dBA (reference: 1 W into 4 Ω)

Maximum Power Output 800 W

Load Impedance 4 Ω(2 Ωto 8 Ωallowance)

4 Ω(4 Ωto 8 Ωallowance) (Bridge mode)

Frequency Response 5 Hz to 50,000 Hz ( +0, -3 dB)

Input Sensitivity/Impedance 1 V/20 kΩ(0.3 V to 6 V, variable)

Distortion Less than 0.004% (at 1 kHz)

Power Requirement DC 14.4 V (11 V to 16 V allowance)

Grounding system Negative ground

Dimensions (W/H/D) 400 mm ×264 mm ×63 mm (15-3/4 in. ×10-7/16 in. ×2-1/2 in.)

Mass (approx.) 5.7 kg (12.6 lbs.)

!Burrs formed during molding may be left over on some parts of the chassis. Therefore,

pay attention to such burrs in the case of preforming repair of this system.

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(No.MA194)1-3

SECTION 3

DISASSEMBLY

3.1 Main body

3.1.1 Removing the main board (See Fig.1 to 3)

(1) From the bottom of the body, remove the six screws Aat-

taching the cover.

(2) Disconnect the wire from connector CN2 on the main

board.

(3) Remove the four screws B, the two screws Dattaching the

main board.

(4) From the front side of the body, remove the ten screws E

and the four screws Fattaching the cover.

Fig.1

Fig.2

Fig.3

A

Cover

B

BB

DD

CN2

Main board

EE

E

F

EE

Rear cover

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1-4 (No.MA194)

3.1.2 Removing the cross over A board, the bass boost A

board and the LED A board (See Fig. 4 to 7)

• Prior to performing the following procedure, remove the main

board.

(1) From the bottom of the main board, remove the two screws

G attaching the bracket.

(2) Remove the screw Hand disconnect the wire.

(3) Disconnect the wire from CN504,CN505 and CN591 on the

main board. Remove the cross over A board and the bass

boost A board with the bracket.

(4) Remove the band, the washer and the nut from the cross

over A board.

(5) Remove the washer and nut from the bass boost A board.

(6) Remove the screw J attaching the LED A board.

Attention:

You can remove the LED A board only from the main board.

Fig.4

Fig.5

Fig.6

Fig.7

G

Main board

Bass boost A board

Cross over A board

H

CN591 CN504

CN505

Main board

Bass boost A

board

Cross over A

board

LED A board

Bracket

Band

J

Nat

Washer

Bracket

Cross over A board

Bass boost A board

LED A board

Band

Nat

Washer

Bracket

Cross over A

board

Bass boost A board

LED A board

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(No.MA194)1-5

3.1.3 Removing the cross over C board and the cross over

B board (See Fig. 8 to 11)

• Prior to performing the following procedure, remove the main

board.

(1) From the bottom of the main board, remove the two screws

Kattaching the bracket.

(2) Remove the screw Mand disconnect the wire.

(3) Disconnect the wire from CN704 and CN705 on the main

board. Remove the cross over B board and the cross over

C board with the bracket.

(4) Remove the band, the washer and the nut from the cross

over C board.

(5) Remove the washer and nut from the cross over B board.

3.1.4 Removing the LED B board and the bass boost B

board (See Fig.12, 13)

• Prior to performing the following procedure, remove the main

board.

(1) Remove the two screws Nattaching the LED B board and

the bass boost B board.

(2) Remove the two screws Pattaching the LED B board and

the bass boost B board.

Fig.8

Fig.9

Fig.10

K

Main board

Cross over B board

Cross over C board

CN704

CN705

Bracket

Band

Cross over B

board

Cross over C

board

M

Main board

Nat

Washer

Bracket

Cross over B

board

Cross over C board

Band

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1-6 (No.MA194)

Fig.11

Fig.12

Fig.13

Nat

Washer

Bracket

Cross over B board

Cross over C

board

Bass boost B boardLED B board

N

P

Bass boost B board

Bracket

LED B board

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(No.MA194)1-7

SECTION 4

ADJUSTMENT

4.1 KS-AX5500 IDOLING CURRENT ADJUSTMENT

The potential display becomes positive or negative depending on selected one TP.

Adjust the voltage regardless of the potential.

Make the value of each VR equal.

Instrument requited

DC power

Multimeter

Connection

Connect the DC power to the body (+B, remote and GND). After three minutes or more, start measurement

(wait until the voltage is stabilized).

Remote GND +B

DC power GND DC power +B

Short-circuit the remote terminal and +B terminal.

Use the thick cord for connection.

Adjustment

Adjustment VR

VR101

VR201

VR301

VR401

Adjusted value

1.5mV

MIN

1.0mV

MAX

2.0mV

TP

TP105orTP106-TP107(GND)

TP205orTP206-TP207(GND)

TP305orTP306-TP307(GND)

TP405orTP406-TP407(GND)

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1-8 (No.MA194)

4.2 KS-AX5500 TEST POINT

C4

C6

C8

C9

C10

C11

C12

C13

C14

C15

C16

C17

C18

C19

C29

C30

C33

C35

C38

C39

C41

C43

C44

C45

C47

C49

R25

C50

C51

C52

C101

C102

C103

C104

C105 C106

C107

C108

C109

C110

C111

C112

C113

C114

C115

C116

C201

C202

C203

C204

C205

C206

C207

C208

C209

C210

C213

C214

C215

C216

C301

C302

C303

C304

C305

C306

C307

C308

C309

C310

C311

C312

C313

C314

C315

C316

C401

C402

C403

C404

C405

C406

C407

C408

C409

C410

C413

C414

C415

C416

C502

C503

C504

C507

C508

C509

C510

C511

C528

C529

C602

C603

C609

C610

C611

C702

C703

C704

C707

C708 C709

C710

C711

C728

C729

C802

C803

C809

C810

C811

C905

C906

C907

C908

C915 C916

C917 C918

CN1

CN2

CN101

CN301

CN504

CN505

CN704

CN705

CN901

CN911

D1

D3

D4

D5

D6

D7

D8

D11

C53

D16

D17

D18

D19

D22

D23

R530

R531

D101

D102

D103

D104

D105

D106

D201

D202

D203

D204

D205

D206

D301

D302

D303

D304

D305

D306

D401

D402

D403

D404

D405

D406

D503

D504

D507

D509

D603

D604

D607

D609

D703

D704

D707

D709

D803

D804

D807

D809

F1

F2

IC1

IC501

IC701

J501

J701

L1

L2

L3

L5

L6

Q1

Q2

Q3

Q4

Q5

Q6

Q7

Q8

Q9

Q10

Q15

Q16

Q19

Q20

W301

Q22

Q23

Q25

Q26

Q27

Q28

Q30

Q31

Q32

Q33 Q34

Q101

Q102

Q103

Q104

Q105

Q106 Q107

Q108

Q109 Q110

Q111 Q112

Q119

Q120

Q201

Q202

Q203

Q204

Q205

Q206

Q207

Q208

Q209

Q210

Q211 Q212

Q219

Q220

Q301

Q302

Q303

Q304

Q305

Q306 Q307

Q308

Q309

Q310

Q311 Q312

Q319

Q320

Q401

Q402

Q403

Q404

Q405

Q406 Q407

Q408

Q409 Q410

Q411 Q412

Q419 Q420

R1

R2

R3

R4

R5

R6

R7

R8

F3

R13

R15

R16

R17

R19

R20

R22

R41

R42

R43

R44

R45

R46

R47

C119

R58

R59

R65

R66

R67

R68

R69

R70

R75

R76

R78 R79

R830

C72

R83

R84

R85

R86

R96

R97

R98

R101

R102

R103

R104

R105

R106

R107

R108 R109

R110

R111

R112

R113

R114

R115

R116

R117

R118

R119

R120

R121

R122

R123

R124

R125

R126 R127

R139

R140

R141

R143

R144

R145

R146

R147

R148

R149

R150

R151

R201

R202

R203

R204

R205

R206

R207

R208

R209

R210

R211

R212

R213

R214

R215

R216

R217

R218

R219

R220

R221

R222

R223

R224

R225

R226 R227

R239

R240

R241

R243

R244

R246 R247

R248

R249

R250

R251

R301

R302

R303

R304

R305

R306

R307

R308

R309

R310

R311

R312

R313

R314

R315

R316

R317

R318

R319

R320

R321

R322

R323

R324

R325

R326

R327

R339

R340

R341

R343

R344

R345

R346

R347

R348

R349

R350

R351

R401

R402

R403

R404

R405

R406

R407

R408

R409

R410

R411

R412

R413

R414

R415

R416

R417

R418

R419

R420

R421

R422

R423

R424

R425

R426

R427

R439

R440

R441

R443

R444

R446

R447

R448

R449

R450

R451

L8

R501

R507

R509

R510

R511

R512

R513

R514

R601

R609

R610

R611

R612

R613

R614

R701

R707

R709

R710

R711

R712

R713

R714

R801

R809

R810

R811

R812

R813

R814

R901

R902

R911

R912

T1

C71

TH1

TH2

L9

R71

TP3

TP5

TP6

TP7

TP8

TP9

TP20 TP22

TP23

TP24

R73

TP26

TP102

TP103

TP202

TP203

TP207

TP302

TP303

TP402

TP403

TP501

TP601

TP701TP801

VR101

VR201

VR301

VR401

C55

C219

Q135

C319C419

BK1

R532

W501

Q136

R183

CN501

R87

C54

R184

R172

R173

W311

R174

C132

R175

Q21

R176

R177

W313

C3

R178 EP101

C62

R26

C64

R179

R180

TP106

R181

TP105

R182

Q137 Q138

W312

W502

D37

R72

IC502

R185

CN502

IC702

R525

R904

R625

TP205

R725

R825

R905

BK2

R186

R74

R526

R48

R49

R50

R51 R52

R53

R60

B23

B24

B21

B22

IC521

B11

B13

C20

C22

C23

C24

C25

Q17

Q18

R626

R726

R826

C513

D27

R80

TP406

W302

C514

TH3

IC721

R721

R722

R821

R822

W591

R621

R622

R521

R522

C613

C614

C70

C713

C714

D110

C813

D211

D210

D111

L301

L401

R365

R465

L101

L201

R165

R265

CN3

C505

C705

C814

C501

C601

C701

L7

R34

R35

R38

R39

R37

R36

R33

R32

C801

R515

R615

R715

R815

F5

F4

W314

C517

TP206

TP306

TP305

TP405

Q130

Q131

Q132

Q133

Q134

R162

R160

R161

R163

R164

R166

R167

C130

R169

C131

D311

D310

D410

D411

C117

C118

C317

C318

D30

D31

R30

R31

R40

TH4

TP407

TP307

TP107

R906

R907

C516

C73

C717

C520

C521

R914

C27

C28

C320

C120

R915

R916

R917

C720

C721

C716

D591

CN591

TP405

TP406

TP407(GND)

TP305

TP307(GND)

TP306

TP105

TP106

TP206

TP205

TP207(GND)

TP107(GND)

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TEL 13942296513 QQ 376315150 892498299

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(No.MA194)1-9

SECTION 5

TROUBLESHOOTING

This service manual does not describe TROUBLESHOOTING.

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TEL 13942296513 QQ 376315150 892498299

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(No.MA194)

AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan

Victor Company of Japan, Limited

VPT

Printed in Japan

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SCHEMATIC DIAGRAMS

POWER AMPLIFIER

No.MA194SCH

2005/9

KS-AX5500

Area suffix

J ---------- Northern America

E ---------- Southern Europe

U ----------------- Other Areas

Contents

2-1

2-2

2-12

Block diagram

Standard schematic diagrams

Printed circuit boards

CD-ROM No.SML200509

Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

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TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

!Burrs formed during molding may be left over on some parts of the chassis. Therefore,

pay attention to such burrs in the case of preforming repair of this system.

Safety precaution

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Q

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

2-1

Block diagram

LVA10585-A1 LVA10586-A1 LVA10586-A2

LVA10585-A2

LVA10586-A6LVA10586-A5

LVA10586-A3 LVA10586-A4

CROSS OVER A

PROTECT LED

POWER LED

BASS BOOST A

CN1

CN2

CN3CN101CN901J501 J701CN911CN301

IC1 T1

CN504 CN505

CN704 CN705

FRONT

INPUT

FRONT

HIGH INPUT

FRONT

SPEKER

OUTPUT

REAR

INPUT

REAR

HIGH INPUT

REAR

SPEKER

OUTPUT

POWER

FAN

CONNECTER

W591

S1531

D591

AMPRIFIER

CROSS OVER B BASS BOOST B

S1731

D1921

D1922

1CH OUT

1CH FLAT

2CH OUT

2CH FLAT

3CH OUT

3CH FLAT

4CH OUT

4 CH FLAT

PROTECTLED

POWERLED

FAN POWER

THERMAL

VP

CROSS 1CH OUT

CROSS 2CH OUT

BASS BOOST 1CH IN

BASS BOOST 2CH IN

BASS BOOST 3CH IN

BASS BOOST 4CH IN

1CH POWER IN

2CH POWER IN

3CH POWER IN

4CH POWER IN

BH+

BH-

BL+

BL-

+15V

-15V

+MUTE

-MUTE

BH+

BH-

BL+

BL-

+15V

-15V

+MUTE

-MUTE

+15V

-15V

+15V

-15V

SP OUT1+

SP OUT1-

SP OUT2+

SP OUT2-

SP OUT3+

SP OUT3-

SP OUT4+

SP OUT4-

CROSS 3CH OUT

CROSS 4CH OUT

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

2-2

Standard schematic diagrams

4ch Power supply section

F2

CN1

F1

L1

Q2

Q1

Q4

Q3

Q21

Q20

Q19

R48

Q6

R7

D3

D4

R

8

R4

Q5 Q7

Q33

R3

R8

Q22 Q23

Q17

Q34

C4

Q18

TP26

R51

C39

C44

C55

R76

R66

TP3

Q8Q16

Q15

TP20

TP22

W501 CN501

L8

L9

C43

Q27 Q28

Q25

R67

R65

W502 CN502

C70

CN3

CN2

D22

C20

D1

R1R2

R5

R6

R44

D18

R70

R46

R47

R45

R42

R43

C53

C6 R13

C50

R98 R96

R97

C33

D17

D16

R41

C52

C51

D23

R78

R75

R59 R58

C62

R26

R53

C38

R50

R40

R69R68

C41

C45

C

C3

W311W312

F3

R32

TH4

R36

R33

R37

R34

R35

R39

R38

C71

QNG0059-001

QNB0277-001

QNG0059-001

QQR1664-001

2SA2054K/Q/-X

2SC5734K/QR/-X

2SA2054K/Q/-X

2SB1197K/QR/-X

2SC3928A/R/-X

27k

FKV550N

39

1SS355-X

1

39

FKV550N FKV550N

2SA1530A/R/-X

6.8

2SC3928A/R/-X

FKV550N

2SC3928A/R/-X

3300/25

FKV550N

39k

0.1

1000p

0.1

22k

16k

FKV550NFKV550N

FKV550N

WJS0039-003A-E QGA2001C1-05

QQR1277-001Z

0.1

2SC3928A/R/-X 2SA2054K/Q/-

X

2SA1530A/R/-X

4.7k

6.8k

WJS0039-004A-E QGA2001C1-05

3300/25

QGA2001F1-02

QGA2001F1-04

1SS355-X

FMG-22R

1.5k

4.7k

1.3K

1SS355-X

3.3K

4.7k

12k

10k

3.3k

0.1

2.2k 10k

12k

10/50

UDZS15B-X

UDZS7.5B-X

18k

0.01

1/50 1SS355-X

15k

4.7k

10k 100k

0.1

10k

27k

0.1

27k

3.3k

27k12k

220/6.3

0.1

3300/25

QUB220-17DMHP-EQUB220-17DMHP-E

ICP-S1.2-X

1

QAD0164-222

1

11

1

11

1

1.5/25

CN501-1

W501-2

CN501-3

W501-4

CN501-4

CN501-2

CN501-5

POWERGND

W501-1

W501-2

VP

W501-4

CGND

W501-1

-15V

+15V

+BH

CN502-2

CN502-3

CN502-4

CN501-1

CN501-2

CN501-3

CN501-4

CN501-5

DCPROTECT

BGND

POWERGND

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

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2-3

L6

T1

D19

D11

R87

R49

C4

D5

D6

R22

Q32

W591

Q30

Q138

Q31

Q9

Q10

3

9

L2

L3

IC1

R66

L5

Q135

Q136

R185

R167

TP24

R52

R74

R72

Q26

Q28

R67

R79

R17

C70

Q134

L7

R73

F4

F5

R71

CN591D591

Q133

Q137

C20

C29

D30 R30

C30

R31

C6

D31

R13

R172

C24

TH2

C22 R15R16

R19R20

C23

R175

C25

C8

C12C13

C9

C10C11

R83

C14C15

C16C17

C18C19

R84

R85

R86

D7D8

R160

R162

R78

C64

TH3

R163

R60

TH1 R25

R186

C49

R53

C35

R50

R69R68

C47

R164

R166

R169

C54

R161

Q132

C130

C131

C132

R80D27

Q130

Q131

R184 R183

R173

R174

R176

R177

R178

R180

D37

C27

R181R182

R179

C28

QQR1277-001Z

QQS0353-001

1SR156-400-X

10k

27k

3

00/25

FMG-32S

FMG-32R

220

2SC3928A/R/-X

WJS0046-004A-E

2SK368/Y/-X

2SC5171

2SA1930

.

1

QQR1277-001Z

uPC494GS-X

16k

QQR1277-001Z

22k

47K

1k

43

2SC3928A/R/-X

2SA2054K/Q/-X

4.7k

47K

220

3

00/25

2SK368/Y/-X

QQR1277-001Z

270

ICP-S1.2-X

270

QGA2001F1-03

SPR-39MVWF

2SA1255/Y/-X

0.01

100/100

1SR156-400-X

100

100/100

100

0.01

1SR156-400-X

10

10K

5600/

QAD0070-222

1000p 2222

10k10k

1000p

2SC5734K/QR/-X

10K

5600/

1000p

0.1/1000.1/100

1000p

5600/

1k

10/5010/50

0.10.1

15k

1.2k

UDZS15B-X

0.01

10K

47K

15k

220/6.3

NAD0035-471X

47k

220k

QAD0070-222

120k

2SC5734K/QR/-X2SA2054K/Q/-X

22k

0.01

27k

47/25

27k

27k12k

10/50

15K

10

2.2k

0.01

47K

2SC3138/Y/-X

10/50

220/16

100/16

220K

1SS355-X

2SC3928A/R/-X

2SA1530A/R/-X

47 47

6.8k6.8k

33K

47K

22K

2SA2054K/Q/-X

1SS355-X

0.1/100

10K120K

1k

0.1/100

CGND

VP

POWERGND

+BH

+BL

+15V

-BL

POWERGND

-BH

+BH

-15V

POWERGND

+MUTE

-MUTE

+BL

MUTE

-BH

-15V

POWERLED

IPROTECT

PROTECTLED

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

2-4

Front Amplifier section

Q102 Q103

Q105

Q104

Q110

Q106 Q109

Q108

Q107

C102

C105

Q101

R118

R247

R218

R145 R147

C201

C101

Q202 Q203

Q205Q204

Q210

Q206 Q209

Q208

Q207

C202

C205

Q201

TP102

TP202

R107

R106 R105

R121

R116

R117

VR201

R111

R110

R102

R104 R103

R108R109

R101

R119 D101

C104

C103

C108C109

C110

C107R115

R114

R113

C106

R112

VR101

R124

R249 R248 R149

R125

R123

R120

R122

R148

R146R246

R207

R206 R205

R221

R216R217

R211

R210

R202

R204 R203

R208

R209

R201

R219 D201

C204

C203

C208C209C210

C207

R215

R214

R213

C206

R212

R224R225

R223

R220

R222

R239 R139

2SC5734K/GR/-X

2SA1930

2SA1930 2SC5171

2SC5171

47/16

10/16

2SK198/R/-X

33

10k

33

47k 10k

M

47/16

2SC5734K/GR/-X

2SA1930

2SA1930 2SC5171

2SC5171

47/16

10/16

2SK198/R/-X

M

100

100 1.2k

47

220

15k

QVP0033-501Z

100

2.7k

2.7k 1.6k

2.7k

1.6k

1k

1.1k 1SS355-X

2SA2054K/G/-X

2SC1815/GL/-T

10/16

1000p

100p/0.1

100p/

56p

100

12k

1.2k

100/16

1.2k

QVP0033-501Z

100

1.2k 1.2k 1.2k

100

330

220

47

1.2k

47k47k

100

100 1.2k

47

220

15k

100

2.7k

2.7k 1.6k

2.7k1.6k

1k

1.1k 1SS355-X

2SA2054K/G/-X

2SC1815/GL/-T

10/16

1000p

100p/0.1

100p/

56p

100

12k

1.2k

100/16

1.2k

100

330

220

47

330 330

+15V

MUTE

+BH

-BH

-15V

POWERGND

+BH

2CHPOWERIN

1CHPOWERIN

-BH

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

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2-5

Q120

Q

110

Q

109

D210

B21

R141

D111

R140

Q111

Q119

Q220

Q

210

Q

209

C120

R241

B22

R240

D110

Q211

L101

R165

Q219

CN101

TP203

TP103

Q112

Q212

D211

L201

R265

D103

D203

D104

D204

C119

C219

C115

C116

D105

D106

R143

R127

R226

R124R125

C117

R150

R151

C215

D206

D205

C113C114

C118

D102

C112

C111

R144

R250

C216

R251

R243

R227

R224R225

C213C214

D202

R244

R126

2SA1255/Y/-X

S

A1930

S

C5171

1SS376-X

PCS1-2-A4

3.3k

1SS376-X

3.3k

MLE20

2SC3138/Y/-X

2SA1255/Y/-X

S

A1930

S

C5171

0.1/50

3.3k

1SS376-X

MLE20

0.45u

100

2SC3138/Y/-X

QNB0278-001

MJD20

1SS376-X

0.45u

100

1SR156-400-X

1000p

0.01

1SS355-X

1SS376-X

33k

0.10.1

100

0.1/50

1.5k

0.01

1SS376-X

1SS355-X

0.0470.047

0.1/50

1SS355-X

0.1/50

4.7

1.5k

0.01

1.5k

33k

0.1

100

0.0470.047

1SS355-X

4.7

0.1

+BH

BGND

POWERGND

+BL

-MUTE

+MUTE

-MUTE

+MUTE

-BH

DCPROTECT

-BL

+BH

-BH

-BL

DCPROTECT

+BL

+BH

IPROTECT

-BH

POWERGND

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

2-6

Rear Amplifier section

Q302 Q303

Q305

Q304

Q310

Q306 Q309

Q308

Q307

C302

C305

Q301

R318

R418

Q311

R447

R347R345

C401

Q402 Q403

Q405Q404

Q410

Q406 Q409

Q408

Q407

C402

C405

Q401

C301

Q411

Q312

Q412

TP402

TP302

R307

R306 R305

R321

R316

R317

VR401

R311

R310

R302

R304 R303

R308R309

R301

R319 D301

C304

C303

C308C309

C310

C307R315

R314

R313

C306

R312

R327R426

R324

R325

R323

R320

R322

R346R446

R407

R406 R405

R421

R416R417

VR301

R411

R410

R402

R404 R403

R408R409

R401

R419 D401

C404

C403

C408C409C410

C407

R415

R414

R413

C406

R412

R427

R449 R448 R349

R424

R348

R425

R423

R420

R422

R439 R339

R326

2SC5734K/GR/-X

2SA1930

2SA1930 2SC5171

2SC5171

47/16

10/16

2SK198/R/-X

33

MLE20

10k

10k47k

47/16

2SC5734K/GR/-X 2SC5734K/GR/-X

2SA1930

2SA1930 2SC5171

2SC5171

47/16

10/16

2SK198/R/-X

47/16

MLE20

MJD20

100

100 1.2k

47

220

15k

QVP0033-501Z

100

2.7k

2.7k 1.6k

2.7k1.6k

1k

1.1k 1SS355-X

2SA2054K/G/-X

2SC1815/GL/-T

10/16

1000p

100p/0.1

100p/

56p

100

12k

1.2k

100/16

1.2k

100100

330

220

47

47k47k

100

100 1.2k

47

220

15k

QVP0033-501Z

100

2.7k

2.7k 1.6k

2.7k

1.6k

1k

1.1k 1SS355-X

2SA2054K/G/-X

2SC1815/GL/-T

10/16

1000p

100p/0.1

100p/

56p

100

12k

1.2k

100/16

1.2k

1.2k 1.2k 1.2k

100

1.2k

100

330

220

47

330 330

+15V

POWERGND

-BH

CN502-4

MUTE

4CHPOWERIN

CN502-4

-15V

3CHPOWERIN

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

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2-7

Q320

0

9

R341

Q420

R340

D303

Q311

Q319

D403

0

9

D304

B23

C320

R441

R440

D404

Q411

B24

Q419

D310

CN301

Q312

TP303

TP403

Q412

L301

R365

D411

L401

R465

D410

D311

C319

C419

C315

C415

R351

R350

C318

R343

R327

C316

D305

R426

D306

R324

C317

R325

D405

D406

R450

C416

C313C314

R451

D302

C312

C311

R344

R443

R427

R424R425

C413C414

D402

R444

R326

2SA1255/Y/-X

1

930

5

171

3.3k

2SA1255/Y/-X

3.3k

1SR156-400-X

MLE20

2SC3138/Y/-X

1SR156-400-X

930

5

171

1SR156-400-X

PCS1-2-A4

0.1/50

3.3k

1SR156-400-X

MLE20

2SC3138/Y/-X

1SS376-X

QNB0278-001

MJD20

0.45u

100

1SS376-X

0.45u

100

1SS376-X

1000p

0.01

1.5k

0.1/50

33k

0.1

0.01

1SS355-X

0.1

1SS376-X

100

0.1/50

100

1SS355-X

1SS376-X

1.5k

0.01

0.0470.047

1.5k

1SS355-X

0.1/50

4.7

33k

0.1

100

0.0470.047

1SS355-X

4.7

0.1

BGND

POWERGND

+BL

-BH CN502-4

CN502-4-BH

+MUTE

-MUTE

+MUTE

-MUTE

-BH

POWERGND

-BH

CN502-4

DCPROTECT

+BL

-BL

CN502-4

DCPROTECT

IPROTECT

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

2-8

4ch input section

J

C502

C503

C603

R509

D509

C511

R514

R512

IC501

CN901

C905

C906

D609D607

D507

CN504 CN505

C602

R609

C611

R614R612

IC501

TP501

TP601

C907

C908

CN704

R507

C504

R522

IC521

R621

R622

C505

J501

IC502

R525

R526

C514

R625

R626

C614

IC502

R615

R515

R501

D503D504D603D604

C508

C507

R511

R510

C510

C901C902

C903C904

R601

R611

C610 R513

R610

R613

C609

C509

R901R902

C528

C529

R521

C513

C613

R530R531

C501

C601

R532

BK1 C516

BK2 C716

Q

N

10/16

22k

MC2838-X

22p

27k

22k

NJM4580V-X

QGA4201F1-04

10/16

MC2838-X

MC2836-X

QGA2001C1-10 QGA2001C1-10

10/16

22k

22p

27k22k

NJM4580V-X

10/16

QGA2001C1-10

4.7k

0.01

10k

NJM4580V-X

10k

330/16

QNN0745-001

NJM4580V-X

22k

10k

15p

22k

10k

15p

NJM4580V-X

1k

100k

MC2838-X

MC2836-X

MC2838-X

MC2836-X

0.1

27k

82k

100p

1000p

100k

27k

100p

82k

22p

22k22k

10/50

10k

100p

00

1000p

0

1.5/25

POWERGND

+15V

1CHFLAT

2CHFLAT

2CHOUT

3CHFLA

T

4CHFLA

T

1CHOUT

-15V

1CHPOWERIN

1CHOUT

2CHPOWERIN

2CHOUT

2CHFLAT

1CHFLAT

3CHOUT

4CHOUT

+15V

POWERGND

-15V

w

.

x

i

a

o

y

u

1

6

3

.

c

o

m

Q

3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

JVC KS-AX5500 User manual

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