Aiwa TSW-42 Schematic

TS-W42

UB

SERVICE MANUAL

ACTIVE SPEAKER SYSTEM

(POWERED SUBWOOFER)

S/M Code No. 09-004-344-6N1

DATA

SPECIFICATIONS

Input terminals INPUT jack
Input sensitivity/Impedance INPUT: 1 V/50 kiro ohms (at 60 Hz)
Power output 32 W (50 Hz to 120 Hz, T.H.D. less than 1%, 8 ohms)

40 W (8 ohms, T.H.D. 10% at 60 Hz)

Frequency response 35 Hz - 200 Hz
Speaker type Bass reflex type
Speaker unit 20 cm (8 in.) (Magnetically shielded type)
Power requirement AC 120 V, 60 Hz
Power consumption 30 W
Dimensions (w/h/d) 285 x 325 x 345 mm (111/4 x 127/8 x 135/8 in.)
Weight 7.4 kg (16 lbs 5 oz.)

• Design and specifications are subject to change without notice.

ACCESSORIES LIST

REF. NO PART NO. KANRI DESCRIPTION

NO.

1 8A-YP9-903-010 IB,U(ESF)D
2 87-YP3-632-010 186-C13000,CORD ASSY

2

ELECTRICAL MAIN PARTS LIST

TRANSISTOR ILLUSTRATION

REF. NO PART NO. KANRI DESCRIPTION

TRANSISTOR

87-A30-091-080 FET,2SJ460
87-026-609-080 TR,KTA1266GR
87-026-610-080 TR,KTC3198GR
87-A30-087-080 C-FET,2SK2158
87-026-269-080 TR,DTA114ES

87-A30-127-010 TR,2SD2478
87-A30-126-010 TR,2SB1616

DIODE

8Z-YP2-618-010 151-540235,DIODE 1N5402 LT
87-020-465-080 DIODE,1SS133 (110MA)
87-A40-349-080 ZENER,MTZJ7.5C

MAIN C.B

C104 87-016-539-090 CAP,E 3300-35 SMG
C105 87-016-539-090 CAP,E 3300-35 SMG
C111 87-010-197-080 CAP, CHIP 0.01 DM
C201 87-010-246-080 CAP, ELECT 47-35V
C202 87-010-246-080 CAP, ELECT 47-35V

C203 87-010-384-080 CAP, ELECT 100-25V
C204 87-010-384-080 CAP, ELECT 100-25V
C205 87-010-384-080 CAP, ELECT 100-25V
C206 87-010-384-080 CAP, ELECT 100-25V
C207 87-012-156-080 C-CAP,S 220P-50 CH

C208 87-012-156-080 C-CAP,S 220P-50 CH
C209 87-010-196-080 CHIP CAPACITOR,0.1-25
C210 87-010-196-080 CHIP CAPACITOR,0.1-25
C211 87-010-196-080 CHIP CAPACITOR,0.1-25
C212 87-010-196-080 CHIP CAPACITOR,0.1-25

C213 87-010-197-080 CAP, CHIP 0.01 DM
C214 87-010-406-080 CAP, ELECT 22-50
C215 87-010-406-080 CAP, ELECT 22-50
C301 87-010-401-080 CAP, ELECT 1-50V
C304 87-010-544-080 CAP, ELECT 0.1-50V

C305 87-010-383-080 CAP, ELECT 33-25V
C306 87-010-405-080 CAP, ELECT 10-50V
C307 87-010-544-080 CAP, ELECT 0.1-50V
C308 87-010-404-080 CAP, ELECT 4.7-50V
C309 87-010-405-080 CAP, ELECT 10-50V

NO.

REF. NO PART NO. KANRI DESCRIPTION

C401 87-010-401-080 CAP, ELECT 1-50V
C402 87-010-385-080 CAP, ELECT 220-25V
C405 87-010-401-080 CAP, ELECT 1-50V
C406 87-010-385-080 CAP, ELECT 220-25V
C408 87-010-405-080 CAP, ELECT 10-50V

C409 87-010-405-080 CAP, ELECT 10-50V
C410 87-010-404-080 CAP, ELECT 4.7-50V
CN202 87-049-919-010 CONN,3P EH V WHT
CN301 87-099-043-010 CONN 2P EH
CNA101 8Z-YP2-614-010 CONN ASSY,4P SCNEHR

CON202 8Z-YP2-609-010 CONN ASSY,3P EHR SP
J401 87-099-801-010 JACK,PIN 1P BLK
R223 8Z-YP2-613-080 116-R1WR22JT,RES M/F 0.22­ R224 8Z-YP2-613-080 116-R1WR22JT,RES M/F 0.22­ VR401 87-A91-147-010 VR,RTRY 50KX1 H XVO121PHJN20FS

FRONT C.B

D301 8Z-YP2-617-010 153-DLTL4231,LED 3 GRN
!S101 87-YP5-626-010 SW,PUSH 1-1-1 SY16-52-3

TRANS C.B

!C101 87-019-112-010 CAP,CER 0.01-400 P FZ KC
C102 87-018-209-080 CAP, CER 0.1-50V
C103 87-018-209-080 CAP, CER 0.1-50V
CN101 87-049-469-010 CONN,4P V
CN102 87-099-674-010 CONN,2P VA V
CON102 8Z-YP2-607-010 CONN ASSY,2P VAR AC U
CON301 8Z-YP2-608-010 CONN ASSY,2P EHR LED

!F101 87-035-483-010 FUSE,1.25A 125V T 237
!FC101 87-033-213-080 CLAMP, FUSE
!FC102 87-033-213-080 CLAMP, FUSE

!PR101 87-026-690-080 FUSE,5A 125V 251
!PR102 87-026-690-080 FUSE,5A 125V 251
!PT1 8A-YP9-605-010 PT,U
!T101 82-304-743-010 TERMINAL, 1P
!T102 82-304-743-010 TERMINAL, 1P

NO.

E C B

KTA1266
KTC3198

S D G

2SJ460

E C B

DTA114ES

G

S

2SK2158

B C E

2SB1616
2SD2478

D

CHIP RESISTOR PART CODE

Chip Resistor Part Coding

88

A

Resistor Code

Chip resistor

Wattage Type Tolerance

1/16W 1005 5% CJ

1/16W

1/10W

1/8W

1608

2125

3216

5%

5%

5%

Symbol

CJ

CJ

CJ

Figure

Value of resistor

Form

L

Dimensions (mm)

t

W

0.55

Resistor Code

108

118

128

LW t

1.0 0.5 0.35 104

1.6 0.8 0.45

2 1.25 0.45

3.2

1.6

: A
: A

43

SCHEMATIC DIAGRAM

AGC

BUFFER

BUFFER

Q201, 203, 205, 207

DIFFERNTIAL AMP

DRIVE AMP

POWER

AMP

POWER

AMP

POWER

AMP

Q215, 217

PROTECTOR

Q218, 219

ABNORMAL DETECTION

AMP

BUFFER

AMP

SWITCH

CONTROL

SWITCH

CONTROL

DC DETECTION

Q202, 204, 206, 208

DIFFERNTIAL AMP

DRIVE AMP

POWER

AMP

PROTECTOR

C101

0.01

400V

65

WIRING

MAIN C. B (Top View)

A

B

1

234567

CEB CEB CEB C

8

EB

9

10

11 12 13

CON202

3

CN202CN301

1

1
2

3

1

1
2

CON301

RED

BLK

BLK
GRY

14

C207

ECB

R215

R211

R251

ECB

ECB

R205

R219

R219

R209

R227

R415

R305

ECB ECB

R310

R309

R311

S

DG

S

D

R308

R307

G

Q304

R312

ECB

B
C
E

C

R412

S

R411

R410

D

G

Q402

Q401

D

G

S

R402

R421

R301

R302

R304

R303

Q301

S

G

C111

R306

ECB

D

R401

D

R409

E

ECB

ECB

Q403

R416

R203

S

D

G

BLK

R220

R201

R228

ECB

R210

R212

R233

R216

ECB

ECB

ECB

R235

ECB

R237

C208

R252

ECB

ECB

R206

C213
R234

ECB

ECB

R202

R208

CNA101

C212

4

3

1

C211

S

D

G

Q306

C210

C209

C104

BLK

RED

R321

SP1

(SPEAKER)

J401VR401

F

VOLUME

INPUT1
FROM
SUPER WOOFER
TERMINAL

NOTE

Cxxx = Cxxx =

BLK

BLK

BLK

43 1

1

GRY

TRANS C. B (Top View)

T.F

1

2

BLK

WHT

BRN

RED

AC120V

60Hz

POWER

G

43

H

I

Cxxx =

S101
D301

ON

R315

BLK

GRY

Rxxx =

RED

BRN

OFF

J

FRONT C. B (Top View)

87

MECHANICAL EXPLODED VIEW 1/1

MECHANICAL MAIN PARTS LIST 1/1

CHAS,PT

7

E

TRANS C.B

HT-SINK,TRS

A

HT-SINK,MAIN

A

REF. NO PART NO. KANRI DESCRIPTION

CABI,REAR UL

8

9

B

G

B

F

1 87-YP4-011-010 COVER, L
2 87-YP4-012-010 COVER, R
3 8Z-YP2-205-010 403-FZYP-2,FOOT BOX
4 8Z-YP2-213-010 CASE,SW UL
5 8Z-YP2-004-010 400-1PZYP-2,BTN POWER

6 8Z-YP2-005-010 405-1WZYP-2,WINDOW LED

! 7 86-SP2-637-010 BUSHING,AC U
! 8 87-YP4-620-010 181-207002BC,AC CORD ASSY

9 8Z-YP2-003-010 400-1RZYP-2,KNOB RTRY VO
10 8Z-YP2-016-010 400-ZYP-2,BADGE AIWA 44

11 8A-YP9-606-010 SPKR,200 8OHM
12 8Z-YP2-217-010 COVER,SW UL
13 8Z-YP2-207-010 PANEL,WOOD
A 87-067-703-010 TAPPING SCREW, BVT2+3-10
B 8Z-YP2-211-010 300-R1351800,SW+3.5-18

C 87-YP4-211-010 SW+3.5-22
D 87-YP4-217-010 BVT1+3.5-12
E 87-067-566-010 TAPPING SCREW, VFTT+3-6
F 87-067-689-010 TAPPING SCREW, BVTT+3-8
G 87-755-096-410 307-P4301000,VT2+3-10 W/O

NO.

BUSHING,WIRE

13

C

WIRE,BINDER

A

BUSHING,WIRE

D

A

MAIN C.B

2

11

1

D

C

12

D

A

A

FRONT C.B

A

6

D

5

D

PANEL,
DUCT UL

2

4

3

10

1

CABI,WOOD BOX

COLOR NAME TABLE

Basic color symbol Color Basic color symbol Color Basic color symbol Color

B Black C Cream D Orange
G Green H Gray L Blue

LT Transparent Blue N Gold P Pink

R Red S Silver ST Titan Silver
T Brown V Violet W White

WT Transparent White Y Yellow YT Transparent Yellow

LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange

109

11

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:[phone]

737004

Printed in Singapore