Aiwa XR-MS3 Service Manual

XR-MS3

HC

SERVICE MANUAL

COMPACT DISC

STEREO SYSTEM

• This Service Manual contains information about the difference between
XR-MS3 (HCSC1NC) and XR-MS3 (HC). If requiring the other information,
see Service Manual of XR-MS3 (HC), (S/M Code No. 09-008-422-6R2).

• This Service Manual is for XR-MS3 (HCSC1NC) Silver color.

BASIC TAPE MECHANISM : 2ZM-1 YR14NC
BASIC CD MECHANISM : TN-CCD1001-902M

S/M Code No. 09-00C-422-6S5

SUPPLEMENT

DATA

SPECIFICATIONS

FM tuner section
Tuning range 87.5 MHz to 108 MHz
Usable sensitivity (IHF) 13.2 dBf
Antenna terminals 75 ohms (unbalanced)

AM tuner section
Tuning range 530 kHz to 1710 kHz (10 kHz step)

531 kHz to 1602 kHz (9 kHz step)

Usable sensitivity 350 µV/m
Antenna Loop antenna

Amplifier section
Power output Rated : 12 W + 12 W (50 Hz to 20 kHz,

T.H.D. less than 1%, 6 ohms)
Reference : 15 W + 15 W
(1 kHz, T.H.D. 10 %, 6 ohms)

Total harmonic distortion 0.15% (6 W, 1kHz, 6 ohms, DIN

AUDIO)

Input VIDEO / AUX: 600 mV
Outputs SPEAKERS: accept speakers of 6

ohms or more
PHONES (stereo mini jack): accepts
headphones of 16 ohms or more
SUPER WOOFER: 0.8 V
DIGITAL OUT (OPTICAL) jack

Compact disc player section
Laser Semiconductor laser (λ = 780 nm)
D-A converter 1 bit dual
Signal-to-noise ratio 85 dB (1 kHz, 0 dB)
Harmonic distortion 0.05 % (1 kHz, 0 dB)
Wow and flutter Unmeasurable

Cassette deck section
Track format 4 tracks, 2 channels stereo
Frequency response CrO2 tape : 50 Hz – 16000 Hz

Normal tape : 50 Hz – 15000 Hz

Signal-to-noise ratio 60 dB (Dolby B NR ON, CrO2 tape

peak level)

Recording system AC bias
Heads Recording / Playback head x 1,

erase head x 1

General
Power requirements 120 V / 220-240 V AC

switchable 50 / 60 Hz

Power consumption 75 W
Standby power consumption 1.9 W (power-economizing

mode set to ON)

Dimensions of main unit 100 x 210.6 x 271.5 mm
(W x H x D)
Weight of main unit 3.8 kg

Speaker system
Cabinet type 2 way, bass reflex (magnetic

shielded type)

Speakers Woofer : 85 mm

Tweeter: 22 mm dome type

Impedance 6 ohms
Output sound pressure level 86 dB/W/m
Dimensions 100 x 206 x 188 mm
(W x H x D)
Weight 1.5 kg

• Design and specifications are subject to change without notice.

• The word "BBE"and the "BBE symbol" are trademarks of BBE

Sound, Inc.

Under license from BBE Sound,Inc.

• Dolby noise reduction manufactured under license from Dolby

Laboratories Licensing Corporation.

"DOLBY" and the double-D symbol are trademarks of Dolby

Laboratories Licensing Corporation.

ACCESSORIES / PACKAGE LIST

PART NO.

NO.

2 8A-CL5-975-010 RC UNIT,RC-AAT03N

DESCRIPTIONREF. NO. KANRI

– 2 –

ELECTRICAL MAIN PARTS LIST

PART NO.

NO.

IC

87-020-454-010 IC,DN6851

TRANSISTOR

87-A30-435-040 CHIP-TR,DTC144EKA
87-A30-455-040 C-TR,DTA144EKA
87-A30-105-080 C-TR,RT1P 441C

MAIN C.B

C702 87-A11-148-080 CAP,TU U 0.1-50 ZF

VM C.B

CNA5 8A-CJ5-633-010 WIRE,200

DESCRIPTIONREF. NO. KANRI

TRANSISTOR ILLUSTRATION

REF. NO. DESCRIPTIONPART NO.

DECK C.B

CNA1 82-ZM1-636-010 CONN ASSY,9P
M1 87-045-347-010 MOT,SHU2L 70
SFR1 87-024-581-010 SFR,3.3K H KVSF637A
SOL2 82-ZM3-628-010 SOL ASSY,23SO
SW2 87-036-110-010 SW,MICRO SPPB62

SW3 87-036-110-010 SW,MICRO SPPB62
SW4 87-036-110-010 SW,MICRO SPPB62
SW5 87-036-110-010 SW,MICRO SPPB62
SW6 87-A90-248-010 SW,MICRO ESE11SH2CXQ
W1 82-ZM1-625-010 RBN-CORD,4P-55

HEAD C.B

85-ZM3-602-010 PWB,FLEX A
CN301 88-NF8-616-010 CONN ASSY,8P RPB

KANRI
NO.

C

B

E

DTA144EKA
DTC144EKA

– 3 –

WIRING (DECK / HEAD)

151413121110987654321

A

B

C

D

E

F

G R Y

G

8

H

I

J

K

L

M

N

O

 4 

P

Q

R

S

T

U

MECHANICAL EXPLODED VIEW 1 / 1

Q

25

26

31

27

40

39

38

g

37

34

30

28

29

O

g

36

32 52

e

24

23

C

2ZM-1

c

18

35

17

41

C

T

33

42

43

C

N

e

PWB.

P

a

H

C

C

16

J

I

PWB.

F

U

H

HT-SINK,ASSY SUB

R

ZZA-1

N

46

N

47

N

M

M

L

49

48

S

22

A

21

PWB.

6

5

1

3

2

19

15

C

HT-SINK

20

G

7

E

G

F

4

14

G

13

G

12

8

11

10

8

9

PWB.

a

CHAS,MAIN

MAIN

d

53

b

K

51

C

K

52

F

45

44

SH,CD COVER

U

54

C

PWB.

C

50

b

B

P

D

c

F

55

F

d

56

F

TN-CCD1001

– 5 –

MECHANICAL PARTS LIST 1 / 1

PART NO. DESCRIPTIONREF. NO. KANRI

NO.

1 8A-CJ5-016-010 KNOB,RTRY JOG
2 8A-CJ5-217-010 PLATE,JOG
3 8A-CJ5-017-010 REFLECTOR,JOG
4 8A-CL5-008-010 PANEL,FR CASS
5 8A-CJ5-019-010 LENS,SENSOR

6 8A-CJ5-007-010 WINDOW,DISPLAY
7 8A-CL5-007-110 CABI,FR H
8 8A-CJ5-012-010 KEY,ENTER
9 8A-CJ5-023-010 DUST COVER, CD FELT
10 8A-CJ5-018-010 REFLECTOR,CD

11 8A-CJ5-215-010 GUIDE,LED CD
12 8A-CL5-025-010 KEY,SKIP CASS
13 8A-CL5-009-010 KEY,PLAY CASS
14 8A-CJ5-013-010 KEY,EJECT CD
15 8A-CL5-305-110 PLATE,BOX LOCK

16 8A-CL5-326-010 SPR-E,OPEN
17 8A-CJ5-014-010 BTN,OPEN
18 8A-CL5-312-010 HLDR,BUTTON
19 8A-CJ5-009-010 KEY,POWER
20 8A-CJ5-015-010 REFLECTOR,POWER

21 8A-CL5-302-010 LEVER,POP-UP
22 8A-CL5-323-010 SPR-P,LOCK
23 8A-CL5-324-110 PLATE,LOCK
24 8A-CL5-307-110 BOX,CASS
25 8A-CL5-321-010 SPR-P,CAS PUSH R

26 8A-CL5-315-010 SPR-E,POP UP
27 8A-CL5-301-010 GEAR,POP-UP2
28 8A-CL5-317-010 GEAR,DUMP
29 8A-CL5-316-010 SPR-T,CASS
30 8A-CL5-306-010 PLATE,ASSY POP-UP

31 8A-CL5-010-010 LID,CASS
32 8A-CL5-201-010 HLDR,FR
33 8A-CL5-202-010 HLDR,REAR
34 8A-CL5-311-010 LEVER,EJECT
35 8A-CL5-002-110 CABI,TOP EZS

36 8A-CL5-313-110 SPR-T,BOX LOCK
37 8A-CL5-308-210 LEVER,BOX LOCK
38 8A-CL5-309-010 PLATE,GUIDE
39 8A-CL5-322-010 SHAFT,TURN
40 8A-CL5-310-010 LEVER,TURN

DESCRIPTIONREF. NO. KANRI

PART NO.

41 8A-CL5-325-010 SPR-C,TURN
42 87-NF8-220-010 DMPR,150
43 8A-CJ5-004-210 PANEL,SIDE L

!

44 87-A80-083-010 AC CORD,HC BLK
45 87-085-185-010 BUSHING, AC CORD (E)

46 8A-CL5-003-010 CABI,REAR D
47 8Z-CL1-663-010 FAN,MF40D-12-200MM

!

48 8A-CJ5-624-010 PT,ACJ-5 HE
49 8A-CJ5-005-210 PANEL,SIDE R
50 8A-CL5-203-010 HLDR,DIODE

51 8A-CJ5-206-010 HLDR,CD B
52 87-064-185-010 HLDR,WIRE
53 8A-CJ5-205-010 HLDR,CD A
54 8A-CJ5-204-010 HLDR,ECO
55 8A-CJ5-213-110 HLDR,MECHA CD

56 87-003-317-010 F-BEAD,F0H2515-LG7
A 87-265-544-310 V+2-2.2 NI
B 87-067-767-010 BVTT+2.6-6
C 87-067-579-010 TAPPING SCREW, BVT2+3-8
D 87-067-421-010 VTT+2-4

E 88-AR1-217-010 S-SCREW,BFT2+3-8
F 87-067-688-010 BVTT+3-6
G 87-591-094-410 TAPPING SCREW, QIT+3-6
H 87-NF4-224-010 S-SCREW,IT3B+3-8 CU
I 88-ZG5-302-010 S-SCREW,8ZG5+2-4 W/O

J 8A-CL5-327-010 S-SCREW,2.6-11
K 87-B10-314-010 BVIT3B+3-6 R W/O
L 87-078-199-010 S-SCREW,ITC+4-10 R
M 87-751-098-410 SCREW 3X14
N 87-067-660-010 TAPPING SCREW, BVT2+3-8

O 87-067-732-010 TAPPING SCREW, VT1.4-3
P 87-067-641-010 UTT2+3-8(W/O SLOT)BL
Q 87-067-868-010 V+1.7-4 HL BLK
R 87-067-703-010 TAPPING SCREW, BVT2+3-10
S 87-351-547-310 VT2+2-3 BLK

T 87-067-729-010 PW,1.3-4-0.25 C-CUT
U 87-B10-315-010 BVIT3B+3-8 R W/O

NO.

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 GM Metallic Green

YM Metallic Yellow DM Metallic Orange PT Transparent Pink

LA Aqua Blue GL Light Green

– 6 –

TAPE MECHANISM EXPLODED VIEW 1 / 1

PWB

20

21

24

22

25

SH, 1.63-3.2

-0.5 SLT

16

23

26

27

28

29

31

34

33

32

36

35

30

38

31

44

39

43

40

F

G

41

42

I

HLDR, MOTOR

MOTOR

2

1

A

A

3

B

37

PLATE, SHLD
M3

4

6

5

C

7

9

8

D

45

10

18

46

17

12

13

5

11

PWB

15

19

HLDR, IC

E

– 7 –

14

TAPE MECHANISM PARTS LIST 1 / 1

PART NO.

NO.

1 82-ZM1-247-210 PULLEY,MOTOR
2 82-ZM1-354-010 BELT,SBU MAIN2 EPDM
3 82-ZM1-234-310 FLY-WHL ASSY,L
4 82-ZM1-226-010 GEAR,REW
5 82-ZM1-216-510 GEAR,REEL

6 82-ZM1-221-310 GEAR,CAM(*)
7 82-ZM1-237-610 FLY-WHL ASSY,R
8 82-ZM1-225-210 GEAR,FR
9 82-ZM1-224-410 LVR,FR
10 82-ZM3-333-310 SLIP DISK ASSY 2

11 82-ZM1-223-010 GEAR,PLAY
12 82-ZM1-220-210 GEAR,IDLER
13 82-ZM3-616-010 RING MAGNET 4
14 82-ZM1-227-310 LVR,TRIG
15 82-ZM1-305-210 SPR-E,TRIG 2

16 82-ZM1-255-310 SPR-E,LVR DIR
17 82-ZM1-322-010 SPR-T,FR 60
18 82-ZM1-358-010 CHAS ASSY,FPC
19 82-ZM3-628-010 SOL ASSY,23 SO
20 82-ZM1-341-210 LVR ASSY,PINCH L2

21 82-ZM1-258-210 SPR-T,PINCH L
22 82-ZM1-333-210 PLATE,LINK2
23 82-ZM1-244-510 SPR-C,BT
24 82-ZM1-266-310 LVR,DIR
25 82-ZM1-214-010 SPR-T,DIR

26 82-ZM1-269-210 SPR-T,BRG
27 82-ZM1-217-410 REEL TABLE
28 82-ZM1-206-910 CHAS,HEAD
29 82-ZM1-219-110 SPR-T,LINK
30 82-ZM1-218-010 SPR-E,HB

DESCRIPTIONREF. NO. KANRI

PART NO.

NO.

31 82-ZM1-240-110 LVR,REC(*)
32 82-ZM1-241-310 LVR,MC
33 82-ZM1-257-010 SPR-T,CAS
34 82-ZM1-285-410 SPR-C,BT L
35 82-ZM1-242-010 LVR,CAS

36 82-ZM1-243-010 LVR,STOP
37 82-ZM1-338-110 BELT,FR 4
38 82-ZM3-353-010 SPR-T,HEAD 2
39 82-ZM1-207-910 GUIDE,TAPE
40 82-ZM1-314-110 PLATE,HEAD

41 82-ZM1-208-310 HLDR,HEAD
42 87-A90-821-010 HEAD,RPH HADKH56 FPC
43 82-ZM1-210-110 GEAR,H T
44 82-ZM1-222-310 LVR,PLAY(*)
45 82-ZM1-344-210 LVR ASSY,PINCH R2

46 82-ZM1-259-210 SPR-T,PINCH R
A 87-251-070-410 U+2.6-3
B 87-741-073-410 UT2+2.6-6 GLD
C 87-B10-008-010 W-P,2.08-8-0.4-SLIP
D 80-ZM6-243-010 SH 1.75-3.6-0.5 SLT

E 82-ZM3-334-010 PW 2.16-6-0.4
F 86-ZM4-206-110 S-SCREW,AZIMUTH L
G 85-ZM3-202-010 S-SCREW,TG
H 82-ZM3-222-010 S-SCREW,SHILD PLATE
I 80-ZM6-207-010 V+1.6-7

DESCRIPTIONREF. NO. KANRI

– 8 –

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

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