JVC TD-W254BK Manual de usuario

SERVICE MANUAL

DOUBLE CASSETTE DECK

No.4363B

Jul. 2001

TD-W254BK

Supplement

Area suffix

U.S.A

Canada

Northern Europe

Other Areas

The transformer and the circuit board have already been changed

in issued model TD-W254BK (No.4363).

STANDBY / ON

POWER REC/REC MUTE PAUSE

COUNTER RESET COUNTER RESET

PHONES

A B SYNCHRO DUBBING

NORM SPEED HIGH SPEED

PLAY

MIN MAX

INPUT LEVEL

MIN MAX

INPUT LEVEL

TD-W254

ON OFF

DOUBLE CASSETTE DECK

DOLBY B-C NR HX PRO

AUTO TAPE SELECTOR / CONTINUOUS PLAY

REVERSE MODE

DOLBY B NR

OFF C

REC/PLAYBACK

AUTO REVERSE

PLAYBACK

AUTO REVERSE

STANDBY

Please confirm this SCHEMATIC DIAGRAMS (No.4363BSCH) to the schematic diagram

and the circuit board.

Please refer to TD-W254BK (No.4363) for the content of the text.

200107

VICTOR COMPANY OF JAPAN, LIMITED

PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan

(No.4363B)

TD-W254BK

ABC

TD-W254BK

2-1

Block diagram

FL MUTE

DI701

Q705

Q706

Q707

101121

515

2 4

413

7 9

3 8 9

METER

(R)

METER

(L)

G0 G6

Q8251

REC MUTE

VR126

REC LEVEL ADJ

(L)

VR226

REC LEVEL ADJ

(R)

Q2251Q1251

B70

Q1152

DECK B

PB HEAD AMP

REC

Q8163

IC815

VR217

B DECK LEVEL ADJ

(R)

Q2152

REC AMP

IC825

VR117

B PB LEVEL ADJ

(L) S1-S16

IC701

IC861

HEADPHONES

IC852

LEVEL METER AMP

J8601

H.P.JACK

LINE OUT

IC835

DOLBY NR

REC

OUT

(R)

REC

OUT

(L)

PB IN

(R)

PB IN

(L)

12.13

Q8171

PB O

(L)

REC

(L)

REC IN

(R) PB OUT

(R)

IC818

PB SIGNAL

SELECT

A70 5.6

Q8172

B PB A PB

IC811

PB HEAD AMP

DECK A

IC851

VOL.CONTROL

& DD RP

IC812

PB EQ SWITCH

VCA

LINE IN

DECK A

PB HEAD VR111

A PB EQ ADJ

(L)

VR211

A PB EQ ADJ

(R)

DECK B

REC/PB HEAD

VR116

B PB EQ ADJ

(L)

VR216

B PB EQ ADJ

(R)

ERASE HEAD

IC845

HX PRO

L2401 L1401 BIAS DSC

Q8491

Q8492 Q8481

Q8482 +B

-B

L8401

FREQUENCY ADJ

-7V -7V

VR246

BIAS ADL

(R)

VR146

BIAS ADJ

(L)

REC/PB SELECT

IC816

Q2101

Q1101

DB101

VR212 VR112

(R) (L)

A PB LEVEL ADJ

VR601

Input Level

< MEMO >

TD-W254BK

2-2

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

Recording signal

Indicator signal

P.B signal (Deck A)

P.B & H.P signal (Deck B)

Equalizer & headphone amp circuit

Standard schematic diagrams

ABCD E F G

2-3

TD-W254BK

Note:/s/t/T235812AV.001

VDH2358-102AV_1/1

IC811

CN801

CN802

Q8163

Q8101

J701

VR117

Q1101

R1104

R1109

IC811

VR217

IC815

IC816

Q2101

R2104

R2109

Q8471

R8151

VR116

VR216

Q8171

C8901

VR112

C1154

C2154 R2155

R1154

R1159

Q8172

IC815

R8152

IC861

J8601

IC891

VR212

R1155 R1158

R2158

R2154

R2159

C1156

C2156

Q1152

Q2152

R1108

R1106

R1105

R2108

R2106

R2105

C1104

C2104

R1110

R2110

C2106

C1106

R1601

R2601

R1602

R2602

R1604

R2604

IC861

L8401

R2452 C2456

C2452

R2451

R1452

R1451 C1452

C1456

Q8481 R8482

R8484

R8483 Q8482

Q8491

Q8492

R8492

R8493

C8496

C8495

CN815 CN811

C8493

IC818

VR146

C1152

R8101

C2152

R1152

VR246

VR111

R2152

R8173 CN861

R8171

C1101

C1108

C1102

R1102

C1103

C1105

D8481

C8101

R8172

R8102

C8102

R8471

C2107

C2101

C2108

C2102

R2102

C2103 C2105

R1111

C1601

C1107

R8451

C1151

C1153

C1155

R8104

C2169

C8151

C1169

C1602

C8152

C2602

C2151

C2153 C2155

C8453

R1165R2165

IC812

R1107

R2107

R8103

VR211

R1101R2101

C2601

R1603

R1605

R2605

R2603

C8602 C8601

R2111

R1160

R2160 R1161R2161

R8452

R8453

D8451

D8452 CN845

R8472

CN862

R8474

R8473

R8475

D8101

C8483

C2454

IC845

C2453

C2455

R1453 C1457

C2451

R2453

C1451

C1453C1454

C1455

C2457

C8451

C8454

C8455

L1401L2401

C8452

R8481

C8481

C8482

C8492

R8485

R8486

R8491

C8494

C8491

AN6557F

QGF1205C1-06

QGF1205C1-20

QMS3533-V01

QVP0004-101Z

270K

AN6557F

QVPA601-101AZ

AN6557F

UPC1330HA

270K

22k

QVP0004-104Z

0.01

0.012

0.012 6.8K

270K

AN6557F

22K

BA15218N

QNS0092-001

M50253P

6.8K 4.7K

4.7K

270K

4.7/50

3.6K

4.7K

3.3K

3.6K

4.7K

3.3K

0.01

33K

4.7/50

4.7/50 150

150

120K

5.6K

BA15218N

QQR0845-001

33K 0.039

100P

270K

33K

270K

100P

0.039

82K

0.0015

QGF1220F1-06 QGF1220F1-06

0.022

BU4066BC

QVP0004-203Z

330P

22k

330P

4.7k

QVPA601-203AZ

QVP0004-104Z

4.7k

100K QGB2003L1-05

470P

150P

4.7K

150P

220/10 0.01

100K

0.01

1.8K

470P

150P

4.7K

150P 220/10

12K

0.022

470P

4.7K

0.001

QVP0004-101Z

150P

220/10

47K

270P

10/25

270P

0.0022

0.01

0.0022

0.001

QVPA601-101AZ

150P 220/10

1/50

1M1M

BU4066BC

QVP0004-104Z

1M1M

0.022

10K

1.8K1.8K

10K

0.01 0.01

12K

33K

33K 12K12K

3.6K

3K QGA2512C1-05Z

22K

QGB2003M2-05

1.8K

22K

47K

330/25

0.01

UPC1297CA

560P

0.022

10 10/25

560P/100

560P

0.01

0.022

10/25

100/10

QQR0847-001

10P

10K

4.7/50

100/10

47/25

470

3.3K

6.8

0.001

0.01/100

RECSIG-R

MUTE

LINEOUT-L

LINEOUT-R

RECSIG-L

GND

PBIN-L

-7V

PBIN-R

RECMUTE

NRREC

DUB

NRSW

DDRP

DDRPSEL

-24V

5.6V

11V

STBY

VOLRETURN

VOLSEND

METER-L

METER-R

RESET

POFF

BCrO2

B70

BMETAL

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

Dolby circuit & power circuit

Recording signal

Indicator signal

P.B & H.P signal (Deck B)

HABC DEFG

TD-W254BKTD-W254BK

2-4

Note:/s/t/T235812BV.001

VDH2358-102BV_1/1

L1351

L2351

Q8352 R1356

R2356

R1354

R1355

R2251

R1251

IC825

Q8251

Q2251

Q901

C2251

R2252

R941

R2258

C2360

R2253

R2255

C2253

C2254

L2252

R2257

R2261

R2262

R2263

R2264

C2261

C2263

Q909

Q912

C900

IC901

Q903

C2264

S901

C2262

Q2262

Q1261

R2265

R2267

C2267

Q2252

Q905

R901

R921

C914

R902

Q1251

R1252

IC825

C1251

R1258

C941

R1253

R1255

C1253

C1254

T901

C930

L1252

R923

R2266

R2270

R1257

Q1252

R1261

R1262

R1263

R1264

C1261

C1263

C1264

C1262

Q1262

Q2261

R1265

R1267

C1267

R1254

R2254

D910

C2252

C1252

R1270

R937

R933

C931

R908

C2355

C1355

Q1511

Q2511

Q8511

R1266

IC852

R1513 R2513

J8501J8501J8501J8501

R2515

R1515

IC851

C8502

Q8501

Q8503

Q8504 Q8502

L1251

D908

R8504

C1256

L2251

C2256

R927

R928

Q908

Q907

C8501

Q8351

Q8353

R8354 Q8252

C2266

C2265

D8351

R8505

C1266

C1265

Q913

F903

T901

R940 Q915

C930

F901

F902

F901

F902

R8353

C8351

C8352

R8352

R8351

R1351 R2351

R1353

C1360

C1358

C1357

C1359 C2358

C2357

C1354

R2353

C2359

C2354

R2354

R2355

VR226

C8251

R2259

R2256

C2257

C2258

D926

C927

C2255

C903

D923

D924

IC826

D905

C904

VR126

D904

D901

D902

D903

R912

R913

R914R915

C910

C911

C908

C901C902

R918

R917

C8252

IC835

R1357

C907

R2357

R1259

R1256

D907

D918

D922

D913

C923

C921

C920

C924

C917

C915

D906

CN901

C1257

D921

C1258

C1255

D909

C918

R8251

R938

R910

R929

R930

C2356

C1356

C1351

C2351

D8252

D917

R8253

C909

D914

R2517

R1517

R8513

R8514

C8513

R8515

R8516

D8513

R1511

R2511

D1511

D2511

R1502

R2502

R2514

R1514

R1512

R1501

R2501

R1503

R2503

R2512

C2511

C1511 R2516

R1516

C8512

C8511

C8503

R8503

C2501

R8502

C1501

C906

C930

R8355

R8252

R8501

R2273R1273

R8255

D8253

R1504

R2504

D8514

FW901 FW901

D925

C928

CN901

QQR0879-001

22K

100K 1.5K

4.7K

QVP0004-203Z BA15218N

33P

3.3K

470

180

4.7/25

33K

8.2K

0.33/50

1/50

4.7mH

15K

5.6K

6.8K 2.2K

2.2K

0.0082

0.0033

0.0047/250V

M5218ALM5218AL

0.047

QSW0632-001

0.033

5.6K

1.8K

0.012

4.7

330/50

QVP0004-203Z

11ES2-T411ES2-T411ES2-T411ES2-T4

4.7

3.3K

BA15218N

33P

180

0.22/50

33K

8.2K

0.33/50

1/50

0.01

4.7mH

820

6.8K

15K

5.6K

6.8K

2.2K

0.0082

0.0033

0.047

0.033

5.6K

1.8K

0.012

12K

11ES2-T411ES2-T4

0.0047

4.7

270

150P

180

0.0022

0.0022 6.8K

BA15218N

68K 68K

QNN0135-001

AN7384N

100/10

18mH

10k

150P/500

18mH

150P/500

4.7k

100/10

15K

0.027

0.0068

10k

0.027

0.0068

T315mAL

6.8

0.01

T800mAL

470/10

18K

2.2K 2.2K

4.7K

4.7/25

0.1/50

0.0022

0.1/50 0.1/50

0.0022

4.7/25

4.7K

0.1/50

4.7/25

100K

1.5K

0.01

1.5K

0.012

0.0068

MTZJ6.8B-T2

100/10

470P

2200/25

BU4066BC

MA700

2200/25

10K

330/10

470/10

0.010.01

10K

0.01

HA12142NT

560

100/25

560

1.5K

MTZJ3.6A-T2

MTZJ12C-T2

MTZJ6.2B-T2

MTZJ24D-T2

330/10

470/16

100/16

100/10

100/25

220/50

QGD2501C1-05Z

0.012

0.0068

470P

10/25

330

10K

390

0.0022

4.7/25

22K

4.7/50

2.2K

22K

10K

1/50

100

10K 2.7K

2.7K

22K

27K

10K

39K

10K

10/25

10/25 1K

0.01

1/50

10k

4.7/25

68K

4.7/25

0.01

18K

100K

10k

4.7K

22K

18K

47/25

QGD2501C1-05Z

STBY

VOLRETURN

PBIN-L

5.6V

-24V

RESET

RECMUTE

-7V

POFF

METER-L

METER-R

PBIN-R

NRSW

DUB

NRREC

11V

LINEOUT-R

BMETAL

VOLSEND

RECSIG-R

DDRPSEL

RECSIG-L

MUTE

LINEOUT-L

GND

B70

DDRP

BCrO2

Parts are safety assurance parts.

When replacing those parts make

sure to use the specified one.

Indicator signal

Display & Mecha control circuit

ABCD E F G

2-5

TD-W254BK

Note:/s/t/T235812CV

VDH2358-102CV_1/1

CN721 CN711

CN601

S601

S607

CN701

D716

Q704

CN712

Q707

CN722

Q706

DI701

Q705

S608

Q751

S624

S605 S604

S625S626S627

Q752

IC701

S628 S629 S630

S621 S622

S623

R601

R622

R607R608

R621

R624R625

R627 R628

Q740

CN613

CN603

Q703

D717

Q745

S610 S603

S602

D718

R603

Q709

R623

D741

R765

R767

R768

Q708

S606

R606 R605

R626

VR601

R716

VR704

R718

VR703

W703

VR702

Q710

Q711

D715

R785

R786

R783

R784

D712

VR701

Q712

R756

CN614

FW701

R769

R752

CN604

D709

D710

R766

R702

Q744

R733 R731 R736

IC733

IC731

R734

IC734

IC732

B7101

R711

D701

Q701Q702

R708

X701

R701

C701

R742

R751

Q743 R743

D711

CN602

R780

R651

R673

R781

R762

R761

R652

R746

R782

R653

R712

R654

R655

R656

CN702

R657

R658

R604

D719

R609

D705

R610

D702

R659

R660

R661

R662

R663

R664

R665

R666

R667

R668

R669

R670

R671

R672

C733

R717

R715

D703

D707 D704

D708

D706

C703

R719

D720

D713

C706

R748

R747

R749

R770

R771

R772

R773

R774

R775

R764

D721

D722

D724

D723

R753R754

R740

R741

R735

R732

R755

R710

R703

R707 R706 R705

R704

R709

C702

Q741

Q742

R750

R745

C731

QGB1219K1-08S QGB1219K1-08S

DN6851A

QGF10205F1-06

DN6851A

QGB1219J1-15S QGB1219J1-15SQGB1219J1-08S

QGF1205F1-20

QGB1219K1-15SQGB1219K1-15S

QGB1219J1-08S

MB88514B-1730T

1.8K

2.7K

2.2K

1.2K

2.7K 4.7K

QGB2012J1-06

QGG2002M2-06

QSS7A23-V03 QSS7A23-V03

18K

2.7K

SLR-56VC-T12 150

6.8K

1.2K 1K

1.8K

QVGA12B-V06

1K QVP0077-203Z

220

QVP0077-103Z

22K

10K

QGB2012J1-04

6.8K

10K

QGG2002M2-04

6.8K

220

1.8K 3.3K 1.8K

TA8409S

BA6218

3.3K

TA8409S

BA6218

47K

2.7K

QAX0246-001Z

15K

100/10

15K

10K

MSI-5B2LW

QGF1205F1-06

MSN-5D257A

MMN-6F4RA38

22k

47K

22k

22K

47K

220K

22k

47K

22K

47K

QGF1205F1-06

47K

27K

10K

47K

10/25

22K

470P

220

0.0047

220K

100

MSN-5D257A

MMN-6F4RA38

100

10K

220K

10K

4.7

220

470

470 1K 1K

10K

470P

68k

10/25

KEY0

5.6V

D-GND

STBY

RESET

DCS

B70

-7V

11V

A70

S10

A70

-24V

CLK

S11

S12

S13

S14

S15

S16

POFF

KEY1

KEY2

BMETAL

KEY3

METER-L

METER-R

DATA

B70

BMETAL

POFF

KEY0

KEY1

KEY2

KEY3

M-GND

B.A

B.RC

B.RR

B.FC

A.A

B.FR

A.RC

A.RR

-24V

A.RR

A.FC

A.F.CAM

A.FR

B.B

S10

S11

S12

S13

S14

S15

S16

A.R.CAM

B.R.CAM

B.F.CAM

A.R.REEL

A.F.REEL

B.F.REEL

B.R.REEL

A.B

A.FR

B.RC

B.FR

B.RR B.FC

A.RC

A.FC

HABC DEFG

TD-W254BKTD-W254BK

2-6

Main board

Printed circuit boards

Power supply board

J/C ver. only

U ver. only

EN ver. only

Main board

Note:/d4/n/lvb20034/001a/20034

Power supply board for EN ver.

T901

FW901

C930

S901

C900

Note:/d3/t/vmw1372/004/1372

C901

C902

C903

C904

C906

C907

C908

C909

C910

C911

C914

C915

C917

C918

C920

C921

C923

C924

C925

C927

C928

C931

C941

C1101

C1102

C1103

C1104

C1105

C1106

C1107

C1108

C1151

C1152

C1153

C1154

C1155

C1156

C1251

C1252

C1253

C1254

C1255

C1256

C1257

C1258

C1261

C1262

C1263

C1264

C1267

C1351

C1354

C1355

C1356

C1357

C1358

C1359

C1360

C1451

C1452

C1453

C1454

C1455

C1456

C1457

C1501

C1511

C2101

C2102

C2103

C2104

C2105

C2106

C2107

C2108

C2151

C2152

C2153

C2154

C2155

C2156

C2251

C2252

C2253

C2254

C2255

C2256

C2257

C2258

C2261

C2262

C2263

C2264

C2267

C2351

C2354

C2355

C2356

C2357

C2358

C2359

C2360

C2451

C2452

C2453

C2454 C2455

C2456

C2457

C2501

C2511

C8101

C8102

C8151

C8152

C8251

C8252

C8351

C8352

C8451

C8452

C8453 C8454

C8455

C8481

C8482

C8483

C8491

C8492

C8493

C8494

C8495

C8496

C8501C8502

C8503

C8511

C8512

C8513

C8601

C8602

C8901

C1259

CN802

CN845

CN861

CN901

D901

D902

D903

D904

D905

D906

D907

D908

D909

D910

D913

D914

D917

D918

D921

D922

D923

D924

D925

D926

D8514

D1511

D2511

D8101

D8251

D8252

D8451

D8452

D8481

D8511

D8512

D8513

IC811

IC812

IC815

IC816

IC818

IC825 IC826

IC835

IC845

IC851

IC852

IC861

IC891

IC901

J701 J8501

L1251

L1252

L1351

L1401

L2251

L2252

L2351

L2401

L8401

Q901 Q903

Q905

Q907

Q908

Q909

Q912

Q913

Q915

Q1101

Q1152

Q1251

Q1252

Q1253

Q1261 Q1262

Q1511

Q2101

Q2152

Q2251

Q2252

Q2253

Q2261 Q2262 Q2511

Q8101

Q8163

Q8171

Q8172

Q8251

Q8252

Q8253

Q8351

Q8352

Q8353

Q8471

Q8481

Q8482

Q8491

Q8492

Q8501

Q8502

Q8503Q8504

Q8511

R901

R902 R908

R910

R912

R913

R914

R915

R917

R918

R921

R923

R927

R928

R929

R930

R931

R933

R937

R938

R940

R941

R1101

R1102

R1104

R1105

R1106

R1107

R1108

R1109

R1110

R1111

R1152

R1154

R1155

R1158

R1159

R1160

R1161

R1165

R1251

R1252

R1253

R1254

R1255

R1256

R1257

R1258

R1259

C2259

R1261

R1262

R1263

R1264

R1265

R1267

R1270

R1271

R1272

R1273

R1351

R1353

R1354R1355

R1356

R1357

R1451

R1452

R1453

R1501

R1502

R1503

R1511

R1512

R1513

R1514

R1515

R1516

R1517

R1601 R1602

R1603

R1604

R1605

R2101

R2102

R2104

R2105

R2106

R2107

R2108

R2109

R2110

R2111

R2152

R2154

R2155

R2158

R2159

R2160

R2161

R2165

R2251

R2252

R2253

R2254

R2255

R2256

R2257

R2258

R2259

R8255

R2261

R2262

R2263

R2264

R2265

R2267

R2270

R2271

R2272

R2273

R2351

R2353

R2354

R2355

R2356

R2357

R2451

R2452R2453

R2501

R2502

R2503

R2511

R2512

R2513

R2514

R2515

R2516

R2517

R2601

R2602

R2603

R2604

R2605

R8101

R8102

R8103

R8151

R8171

R8172

R8173

R8251

R8252

R8253

R8351

R8352

R8353

R8354

R8355

R8451

R8452

R8453

R8471

R8472

R8473

R8474

R8475

R8481

R8482

R8483

R8484

R8485

R8486

R8491

R8492

R8493

R8501

R8502

R8503

R8504

R8511

R8513

R8514

R8515

R8516

VR111

VR112

VR116

VR117

VR126

VR146

VR211

VR212

VR216

VR217

VR226

VR246

Z901

Z902

Z903

Z904

T901

FW901

C930

R8901

R8104

R2505

R8505

C8902

R1268

R1266

C1265

C1266 C1268

C2265

C2266

C2268

R2268

R2266

R1504

C1602

C2602

R2504

D8352

D8351

R8152

CN801

D8253

C1169

C2169

C1109

C2109

L8402

R1505

R1352R2352

PBLEVELADJ.

10 18

ADJ.

RECLEVEL

EBEBE

16 9

F902

F901

PBEQ

ADJ.

BIAS

ADJ.

COM.

A/C/J

B/E/EN/G

20 25 30

LEVEL

PBEQADJ.

ADJ.

LEVEL

PBEQADJ.

T03

Note:/d4/n/lvb20035/001a/20035

Power supply for U ver.

T901

FW901

C930

Z906 Z905

ABCD E F G

2-7

TD-W254BK

Sub board

Mechanism control board

Key switch for deck B

Standby indicator board

Head phone jack board

Key switch board for deck A

Note:/d3/t/vmw1437/002/1437

C701

C702

C731

C732

CN701

CN702 CN711

CN712

CN721

CN722

D701

D702

D703

D704

D705

D706

D707

D708

D709

D710

D711

D712

D713

D715

D716

D717

D718

D719

D720

D721

D722

D723 D724

D741

IC701

IC731

IC732

IC733

IC734

Q701

Q702

Q703

Q704

Q705

Q706

Q707

Q708

Q709

Q710

Q711

Q712

Q740

Q741

Q742

Q743 Q744

Q745

Q751

Q752

R701

R702

R703

R704

R705

R706

R707

R708

R709

R710 R711

R712

R731

R732

R733

R734

R735

R736

R740

R741

R742

R743 R745 R746

R747

R748

R749

R750

R751

R752

R753

R754

R755

R756

R761

R762

R764

R765

R766

R767

R768

R769

R770

R771

R772

R773

R774

R775

R780

R781

R782

R783

R784

R785

R786

R673

R672

VR701 VR702

VR703 VR704

X701

B7101

C706

C705

W701

C703

C734

W703

DI701

R671

R670

R668

R667

R658

R669

R659

R666

R660

R661

R662

R663

R664

R665

R651

R655

R652

R654

R656

R657

R653

C733

R715

R717

R718

R716

C704

W702

R719

120

3335

4045

5060

1 5 10 15 20 25 30 32

B.HS

B.NS

SPEEDADJ.

115

10 15

20 25 31 35

411

A.HS

A.NS

STANDBYLEDPWB

T01

HIGHSPEED

TESTPOINT

MICOMPWB

C1601

C2601

CN601

CN602

CN603

CN604

CN862

J8601

R605

R606

R607

R608

R609

R610

R623

R624

R625

R626

S604

S605

S606

S607

S608

S623

S624

S625

S626

S627 VR601

VR&KEYSWPWB

H.P.JACKPWB

B.STOP

B.PLAY

B.REW

B.FF

B.COUNTER

RESET

A.FF

A.PLAY

A.REW

A.STOP

RESET

A.COUNTER

INPUTVR

CN613

CN614

R601

R603

R604

R621

R622

R627

R628

S601

S602

S603

S610

S621 S622 S628S629

S630

A.DIR POWER

HS.DUB NS.DUB B.DIR

B.PAUSE

B.REC

A.KEYSWPWB

B.KEYSWPWB

REV.MODESW

OUINRSW

CBOFF

TD-W254BK

3-1

PARTS LIST

* All printed circuit boards and its assemblies are not available as service parts.

- Contents -

Electrical parts list (Block No.01~02)

[ TD-W254BK ]

3-2 3-7

Area suffix

U.S.A

Canada

Northern Europe

Other Areas

Tabla de contenidos

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