Aiwa CSD-TD20 Manual de usuario

SERVICE MANUAL

DATA

COMPACT DISC / STEREO

CASSETTE RECORDER

BASIC TAPE MECHANISM : TN-21ZVC-2000,

ZZM-1 R2NC/AR2NC

BASIC CD MECHANISM : DA11T3C

CSD-TD20

CSD-TD21

K(S)

EZ(S), U(S),

HE(S), HT(S),

HR(S)

S/M Code No. 09-01C-426-7S2

SUPPLEMENT

This Servi e Manual shows only the differen e of the CD C.B wiring

(IC404: made by Rohm and made by Mitsumi).

For the ommon part, refer to the Servi e Manual

CSD-TD20 K / 21 EZ,U (S/M Code No. 09-003-426-7R1),

CSD-TD21 HE (S/M Code No. 09-006-426-7R2) and

CSD-TD21 HT,HR (S/M Code No. 09-008-426-7S1)

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 2 

REF. NO PART NO. KANRI DESCRIPTION

NO.

ELECTRICAL MAIN PARTS LIST

ALTERATION LIST 1 / 2 (IC404 (IC made by ROHM))

Change parts value

87-A20-856-010 IC,BA6898S

CD C.B

C493 87-010-180-080 C-CER 1500P<U>

IC404 LA6541D BA6898S

D491 IN4148 Cancel

C493 Not use 1500p (U Model

R430 10K 6.8K

R445 18K 8.2K

R446 27K 22K

R447 12K 10K

R499 Not use 82K

R507 1.2M 1M

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 3 

REF. NO PART NO. KANRI DESCRIPTION

NO.

ELECTRICAL MAIN PARTS LIST

ALTERATION LIST 2 / 2 (IC404 (IC made by MITSUMI))

Change parts value

87-A21-891-010 C-IC,MM1469XH

TRANSIST R

87-026-213-080 CHIP-TR,DTC114YK

CD C.B

C493 87-010-180-080 C-CER 1500P<U>

C495 87-010-197-080 CAP, CHIP 0.01 DM<EXCEPT U>

IC404 LA6541D MM1469XH

Q407 DTC144EKA DTC114YK

Q408 DTC144EKA DTC114YK

D491 IN4148 Cancel

C442 18p 22p

C450 470p Cancel

C470 ELEC 0.1µ/50V Cancel

C493 Not use 1500p (U Model

C495 0.01µ 0.01µ(except U

R430 10K 6.8K

R445 18K 15K

R446 27K 18K

R451 3.9K 2.7K

R477 10K Cancel

R495 1K 1.2K

R496 1K 1.2K

R499 Not use 68K

R507 1.2M Cancel

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 4 

R820

R819

C317

C418

JR101

WIRING  1 / 2 (IC404 (IC made by ROHM) : MAIN / CD)

32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

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 5 

SCHEMATIC DIAGRAM  1 / 2 (IC404 (IC made by ROHM) : CD 2 / 2)

EK EK

PIN3

2SA1318TU

R431

270k

R432

270k

R413

15K C424

0.22

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 6 

C494

C495

R490

R459

R492 R470

R491

17 814

15212228

R530

R476

R471

C471

R475

B CD C.B

EXCEPT U

WIRING  2 / 2 (IC404 (IC made by MISTUMI) : MAIN / CD)

32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

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 7 

SCHEMATIC DIAGRAM  2 / 2 (IC404 (IC made by MITSUMI) : CD 2 / 2)

220

3.3

R499

REG.

R470 JW

68k

0.01

1500P

100

15P

16.934MHz

460

3.9k

459

3.9k

0.01

B CD

except

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 8 

TRANSISTOR ILLUSTRATION

DTC114YK

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 9 

IC, BA6898S

IC, MM1469XH

IC BLOCK DIAGRAM

1 2 3 4 5 6 7

Level shift

10k

13k

T.S.D 10k

10k 50k

50k

28 27 26 25 24 23 22

Level shift

10k

13k

Vcc

21 20 19 18 17 16 15

Vcc

Level shift

10k

13k

8 9 10 11 12 13 14

DRIVER MUTE

Level shift

10k

13k

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211, IKENOHATA 1CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111

Printed in Singapore9620450 0251431

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