Aiwa TP-C455 User Manual

TP-C455

YJ (S)

SERVICE MANUAL

CASSETTE RECODER BASIC TAPE MECHANISM : ZZM-6 R3NF

S/M Code No. 09-01C-433-0N1

DATA

SPECIFICATIONS

Track system 2 tracks 1 channel, monaural
Frequency response 250 – 8,000 Hz EIAJ
Microphone Electret condenser microphone (monaural)
Maximum output: 300 mW (EIAJ/DC)
Output jack EARPHONE jack (monaural mini-jack)(1)
Other jack DC 3 V jack
Speaker Diameter 50 mm, 8 ohms
Recording system DC bias
Erasing system Magnet erasure
Power sources: DC 3 V using two R6 (size AA) dry cell battery

Battery life

AC house current using the AC adaptor Aiwa AC-D302

Battery EIAJ Recording EIAJ 10 mW

Manganese (R6P) batteries Approx. 5 hrs Approx. 4 hrs
Alkaline (LR6) batteries Approx. 19 hrs Approx. 15 hrs

Maximum outside dimensions:

Weight: Approx.152 g (excluding batteries)

• Design and specifications are subject to change without notice.

111.7 (W) x 84.3 (H) x 33.4 (D) mm
(excluding projecting parts and controls)

ACCESSORIES / PACKAGE LIST

PART NO.

NO.

1 8A-HTB-903-010 IB,YJ (ECA)S

DESCRIPTIONREF.NO. KANRI

– 2 –

ELECTRICAL MAIN PARTS LIST

PART NO. KANRI

DESCRIPTIONREF.NO. KANRI

NO.

IC

87-A21-657-080 C-IC,AN7086S
87-A21-224-040 C-IC,LB1877M

TRANSISTOR

87-026-411-080 C-TR,RN1304
89-341-165-080 C-TR,2SC4116GR
87-026-414-080 C-TR,RN1307
87-026-417-080 C-TR,RN1310
87-A30-184-070 C-FET,2SJ106Y

DIODE

87-A40-822-040 C-DIODE,CRS01

MAIN C.B

C101 87-010-501-040 CAP,E 47-4 M 5L
C102 87-A10-504-080 C-CAP,U 0.047-16 K B
C103 87-010-504-080 C-CAP,TN 0.47-25 M ECS
C104 87-010-787-080 C-CAP,U 0.022-25 K B
C105 87-016-317-080 C-CAP,TN 2.2-6.3 M

C106 87-012-282-080 C-CAP,U 4700P-50 K B
C107 87-012-278-080 C-CAP,2200P-50 K B
C108 87-016-317-080 C-CAP,TN 2.2-6.3 M
C109 87-A10-952-080 C-CAP,TN 22-4 M A MCM
C110 87-016-562-080 C-CAP,TN 4.7-10

C111 87-016-562-080 C-CAP,TN 4.7-10
C112 87-010-788-080 C-CAP,U 0.033-25 Z F
C113 87-A10-262-080 C-CAP,U 1-10 Z F
C115 87-012-267-080 C-CAP,U 270P-50 K B GRM
C119 87-012-267-080 C-CAP,U 270P-50 K B GRM

C120 87-A10-262-080 C-CAP,U 1-10 Z F
C121 87-012-282-080 C-CAP,U 4700P-50 K B
C122 87-016-396-080 C-CAP,U 0.22-16 F
C123 87-016-562-080 C-CAP,TN 4.7-10
C124 87-A11-797-080 C-CAP,S 2.2-16 Z F

C125 87-010-820-040 CAP,E 47-4M MJ
C126 87-010-503-040 CAP,E 220-4 GAS
C128 87-A10-262-080 C-CAP,U 1-10 Z F
C131 87-010-824-040 CAP,E 220-2 M MJ
C132 87-016-396-080 C-CAP,U 0.22-16 F

REF.NO. DESCRIPTIONPART NO.

NO.

C133 87-010-501-040 E/CAP GAS 47-4
C134 87-010-502-040 CAP ELECT GAS 100/4
C301 87-010-822-040 CAP,E 220-4 (MJ)
C302 87-010-822-040 CAP,E 220-4 (MJ)
C303 87-010-822-040 CAP,E 220-4 (MJ)

C305 87-A10-260-080 C-CAP,U 0.1-16 K B
C306 87-A10-260-080 C-CAP,U 0.1-16 K B
C307 87-A10-260-080 C-CAP,U 0.1-16 K B
C308 87-A10-828-080 C-CAP,U 0.33-6.3 K B
C310 87-A10-260-080 C-CAP,U 0.1-16 K B

C311 87-A12-317-080 C-CAP,U 0.1-50 Z F
C312 87-A10-827-080 C-CAP,U 0.47-6.3 K B
C313 87-A10-504-080 C-CAP,U 0.047-16 K B
C314 87-A12-317-080 C-CAP,U 0.1-50 Z F
J102 87-A61-294-010 JACK,3.5 MONO W/SW

J103 87-A61-124-110 JACK,DC DIA2.75 BLK TC
MIC101 87-A91-891-010 MIC,ECM OBO-54LN-010
S101 87-036-082-010 SW,SL 2-2-2 MCS-2210
S103 87-A92-059-010 SW,LEAF SW-366
S182 87-A90-917-010 C-SW,SL1-1-2 SS350-B12W-C-L

S301 87-A90-423-010 SW,LEAF
SFR301 87-A90-734-080 C-SFR,K 33K B RH03AXAN4X
SP101 87-A91-881-010 SPKR,50 8OHM 0.6W
TH301 87-A90-542-080 C-THMS,NTH5G2M35A472K04TE
VR101 87-A91-893-010 VR,RTRY 20KA H XV010702GPH3N15

VR301 87-A91-822-010 VR,RTRY 10KB H XV081PH1NCC-305

LED C.B

LED401 87-A91-355-040 C-LED,BR1112H-TR-RED

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

– 3 –

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

TRANSISTOR ILLUSTRATION

B

RN1304
RN1307

E

C

RN1310
2SC4116GR

G

S

D

2SJ106Y

– 4 –

WIRING  1 (MAIN / LED)

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

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

 5 

R

S

T

U

SCHEMATIC DIAGRAM (MAIN / LED)

– 6 –

IC BLOCK DIAGRAM

– 7 –

ADJUSTMENT

1. Tape Speed Adjustment
Settings :  Test tape : TTA100 (TAPE CENTER)

 Test point : Phones Jack (J102)
 Adjustment location : SFR301
 PAUSE : OFF
 VOLUME : Maximum
 TAPE SPEED : Normal (speed volume center)

Method : Play back the test tape, adjust SFR301 for

3000 Hz ± 10 Hz and then confirm reverse side
difference speed (FWD to REV) is less than 0.5%.

2. Azimuth Adjustment
Settings :  Test tape : TTA-330

 Adjustment location : Head Azimuth Adjustment

screw

Mothod : Play back the 8 kHz signal of the test tape and adjust

screw so that output become maximum.

– 8 –

MECHANICAL EXPLODED VIEW 1 / 1

1

24

26
25

23

2

4

3

A

PWB

A

7

6

5

22

17

18

14

19

27

15

20

13

21

16

B

8

10

PWB

9

11

B

12

B

B

 9 

MECHANICAL PARTS LIST 1 / 1

! = ! SAFTY PARTS
C = Components marked

UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL

TP-C455
YJSF
O 1 8A-HTB-009-010 WINDOW,CASS a
O 2 8A-HTB-010-010 PANEL,CASS Y S a
O 3 8A-HTA-005-010 LID,CASS Y S a
O 4 87-A91-881-010 SPKR,50 8OHM 0.6W GENTOSPM200 a
X 5 8A-HT6-212-010 SH,SPEAKER W/ADH a
O 6 8A-HT6-207-010 SPR-T,CASS a
O 7 8A-HT6-214-010 SPR-P,CASS a
O 8 8A-HTB-011-010 CABI,FRONT Y S a
O 9 8A-HT6-205-010 BAT-CONTACT,(+) a
O 10 8A-HT6-206-010 BAT-CONTACT,(-) a

O 11 8A-HT9-010-110 LID,BATT a
O 12 8A-HTB-002-210 CABI,REAR a
O 13 8A-HT6-208-110 FOOT,RUBBER a
O 14 8A-HT9-005-010 KNOB,SL PAUSE a
O 15 8A-HT6-204-010 LEVER,PAUSE a
O 16 8A-HTA-001-010 BLIND,COUNTER S a
O 17 8A-HT6-014-010 BTN,REC a
O 18 8A-HT6-015-010 BTN,PLAY a
O 19 8A-HT6-016-010 BTN,STOP a
O 20 8A-HT6-017-010 BTN,REW a

TP-C455
YJSF
O 21 8A-HT6-018-010 BTN,FF a
O 22 8A-HT6-203-010 HLDR,COUNTER a
O 23 87-A91-891-010 MIC,ECM OBO-54LN-0B a
O 24 8A-HT7-201-010 COVER, MIC a
O 25 8A-HT7-004-010 FRAME,MIC a
O 26 8A-HT7-010-010 PLATE,MIC NW a
X 27 M8-ZZM-693-040 ZZM-6 R3NF a
O A 87-078-190-010 S-SCRW,+1.7-3HL B a
O B 87-B10-076-010 VT2+1.7-9 (3) CR a

All components used on this model at the production line are shown in this service manual.
However, please note that not all components will be available as spare parts for after-sales service.
Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.

 10 

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 HT Transparent Gray

HM Metallic Gray NH Champagne Gold M Wood Pattern

 11 

TAPE MECHANISM EXPLODED VIEW 1 / 1

10

51

49

9

G

38

36
35

34

50

37

48

47

D

46

41

40

39

G

28

43

45

44

1

A

2

3

4

6

B

5

32

20

42

19

21

13

27

26

33

25

24

F

22

E

18

23

C

30

29

31

7

8

CABI,FRONT

11

12

17

14

16

15

 12 

TAPE MECHANISM PARTS LIST 1 / 1

PART NO. DESCRIPTIONREF. NO. KANRI

NO.

1 8Z-ZM6-214-010 LEVER,CONTROL
2 8Z-ZM6-247-010 BELT,FF/REW
3 8Z-ZM6-232-010 PULLEY,FF/REW
4 8Z-ZM6-224-010 GEAR,FF/REW
5 8Z-ZM6-240-010 SPR-T,GR FF/REW

6 8Z-ZM6-248-010 SHAFT,FF/REW
7 8Z-ZM6-215-010 LEVER,FF/REW
8 8Z-ZM6-217-010 LEVER,REC SEARCH
9 8Z-ZM6-234-010 SPR-T,FF REW
10 8Z-ZM6-271-010 FLY-WHL ASSY,ABL63

11 8Z-ZM6-237-010 SPR-T,REC SEARCH
12 8Z-ZM6-236-010 SPR-T,T-UP
13 M8-6ZS-39A-040 ABL-63 FNF
14 87-ZM5-378-010 SPR-C,BT REC
15 87-ZM5-276-010 GEAR,REEL L

16 84-ZM2-216-210 REEL TABLE,R
17 8Z-ZM6-210-010 LEVER,T-UP
18 8Z-ZM6-213-010 LEVER,AUTO KICK
19 8Z-ZM6-243-010 SPR-E,AUTO
20 8Z-ZM6-241-010 SPR-C,AZIMUTH

21 8Z-ZM6-266-010 BELT,MOT F
22 8Z-ZM6-212-110 LEVER,AUTO FIND
23 8Z-ZM6-223-010 GEAR,SLIP T-UP
24 8Z-ZM6-249-010 FELT,SLIP
25 8Z-ZM6-227-110 CLR,SLIP T-UP

26 8Z-ZM6-242-010 SPR-C,SLIP
27 8Z-ZM6-230-010 CAP,AUTO
28 8Z-ZM6-238-110 SPR-T,AUTO
29 8Z-ZM6-220-010 HLDR,CAM
30 8Z-ZM6-229-010 CLR ASSY,CAM

31 8Z-ZM6-225-010 GEAR,IDL FF
32 8Z-ZM6-221-010 HLDR,GUIDE TAPE
33 8Z-ZM6-219-010 PLATE,HEAD
34 8Z-ZM6-258-110 ROLLER ASSY,PINCH ZZM-6
35 88-ZM3-218-010 ARM,PINCH R

DESCRIPTIONREF. NO. KANRI

PART NO.

NO.

36 8Z-ZM6-239-010 SPR-T,PINCH
37 8Z-ZM6-218-010 LEVER,MS
38 8Z-ZM6-201-010 CHAS ASSY,OUT-SERT
39 8Z-ZM6-216-010 LEVER,SW
40 8Z-ZM6-233-010 SPR-T,PLAY REC

41 8Z-ZM6-235-110 SPR-T,STOP LOCK
42 87-A91-807-010 HEAD,RPH RP-5421
43 87-A91-890-010 HEAD,EH NS-2600
44 8Z-ZM6-222-010 HLDR,EH
45 8Z-ZM6-209-010 LEVER,REC

46 8Z-ZM6-205-010 LEVER,PLAY
47 8Z-ZM6-244-010 SPR-E,HLDR HEAD
48 8Z-ZM6-208-010 LEVER,STOP
49 8Z-ZM6-211-010 LEVER,LOCK
50 8Z-ZM6-207-010 LEVER,REW

51 8Z-ZM6-206-010 LEVER,FF
A 8Z-ZM6-254-010 W-P,2.2-4.5-0.25 SLIT
B 87-067-693-010 PW,3-0.8-0.25 SLT
C 8Z-ZM6-255-010 W-P,1.0-2.1-0.25 SLIT
D 8Z-ZM6-260-010 S-SCREW,EH

E 87-067-732-010 TAPPING SCREW, VT1.4-3
F 8Z-ZM6-250-010 S-SCREW,AZIMUTH
G 8Z-ZM6-251-010 S-SCREW,CHAS

 13 

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