Aiwa TP-C455 User manual

SERVICE MANUAL
DATA
CASSETTE RECODER BASIC TAPE MECHANISM : ZZM-6 R3NF
TP-C455 YJ (S)
S/M Code No. 09-01C-433-0N1

ACCESSORIES / PACKAGE LIST
DESCRIPTIONREF.NO. KANRI
NO.
PART NO.
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
AC house current using the AC adaptor Aiwa AC-D302
Battery life 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:
111.7 (W) x 84.3 (H) x 33.4 (D) mm
(excluding projecting parts and controls)
Weight: Approx.152 g (excluding batteries)
• Design and specifications are subject to change without notice.
1 8A-HTB-903-010 IB,YJ (ECA)S
– 2 –

DESCRIPTIONREF.NO. KANRI
NO.
PART NO. KANRI
NO.
REF.NO. DESCRIPTIONPART NO.
88
A
Resistor Code
Chip Resistor Part Coding
Figure
Value of resistor
Chip resistor
Wattage Type Tolerance
1/16W
1/10W
1/8W
1608
2125
3216
5%
5%
5%
CJ
CJ
CJ
Form
LW t
1.6 0.8 0.45
2 1.25 0.45
3.2 1.6
108
118
128
: A
: A
CHIP RESISTOR PART CODE
0.55
Resistor Code
Dimensions (mm)
Symbol
1/16W 1005 5% CJ 1.0 0.5 0.35 104
Lt
W
ELECTRICAL MAIN PARTS LIST
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 CA ,E 47-4 M 5L
C102 87-A10-504-080 C-CA ,U 0.047-16 K B
C103 87-010-504-080 C-CA ,TN 0.47-25 M ECS
C104 87-010-787-080 C-CA ,U 0.022-25 K B
C105 87-016-317-080 C-CA ,TN 2.2-6.3 M
C106 87-012-282-080 C-CA ,U 4700 -50 K B
C107 87-012-278-080 C-CA ,2200 -50 K B
C108 87-016-317-080 C-CA ,TN 2.2-6.3 M
C109 87-A10-952-080 C-CA ,TN 22-4 M A MCM
C110 87-016-562-080 C-CA ,TN 4.7-10
C111 87-016-562-080 C-CA ,TN 4.7-10
C112 87-010-788-080 C-CA ,U 0.033-25 Z F
C113 87-A10-262-080 C-CA ,U 1-10 Z F
C115 87-012-267-080 C-CA ,U 270 -50 K B GRM
C119 87-012-267-080 C-CA ,U 270 -50 K B GRM
C120 87-A10-262-080 C-CA ,U 1-10 Z F
C121 87-012-282-080 C-CA ,U 4700 -50 K B
C122 87-016-396-080 C-CA ,U 0.22-16 F
C123 87-016-562-080 C-CA ,TN 4.7-10
C124 87-A11-797-080 C-CA ,S 2.2-16 Z F
C125 87-010-820-040 CA ,E 47-4M MJ
C126 87-010-503-040 CA ,E 220-4 GAS
C128 87-A10-262-080 C-CA ,U 1-10 Z F
C131 87-010-824-040 CA ,E 220-2 M MJ
C132 87-016-396-080 C-CA ,U 0.22-16 F
C133 87-010-501-040 E/CA GAS 47-4
C134 87-010-502-040 CA ELECT GAS 100/4
C301 87-010-822-040 CA ,E 220-4 (MJ)
C302 87-010-822-040 CA ,E 220-4 (MJ)
C303 87-010-822-040 CA ,E 220-4 (MJ)
C305 87-A10-260-080 C-CA ,U 0.1-16 K B
C306 87-A10-260-080 C-CA ,U 0.1-16 K B
C307 87-A10-260-080 C-CA ,U 0.1-16 K B
C308 87-A10-828-080 C-CA ,U 0.33-6.3 K B
C310 87-A10-260-080 C-CA ,U 0.1-16 K B
C311 87-A12-317-080 C-CA ,U 0.1-50 Z F
C312 87-A10-827-080 C-CA ,U 0.47-6.3 K B
C313 87-A10-504-080 C-CA ,U 0.047-16 K B
C314 87-A12-317-080 C-CA ,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
S 101 87-A91-881-010 S KR,50 8OHM 0.6W
TH301 87-A90-542-080 C-THMS,NTH5G2M35A472K04TE
VR101 87-A91-893-010 VR,RTRY 20KA H XV010702G H3N15
VR301 87-A91-822-010 VR,RTRY 10KB H XV081 H1NCC-305
LED C.B
LED401 87-A91-355-040 C-LED,BR1112H-TR-RED
– 3 –

RN1310
2SC4116GR
RN1304
RN1307
TRANSISTOR ILLUSTRATION
BE
C
SD
G
2SJ106Y
– 4 –

 5 
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
R
S
T
U

– 6 –
SCHEMATIC DIAGRAM (MAIN / LED)

– 7 –
IC BLOCK DIAGRAM

1. Tape Speed Adjustment
Settings :  Test tape : TTA100 (TAPE CENTER)
 Test point : Phones ack ( 102)
 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.
ADJUSTMENT
– 8 –

 9 
MECHANICAL EXPLODED VIEW 1 / 1
1
24
25
26
27
23
22
2
3
4
5
21
A
A7
8
9
10
B
B
11
12
B
B
13
14
15
16
17
18 19 20
6
PWB
PWB

! = ! SAFTY PARTS
C = Components marked
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.
UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL
 10 
MECHANICAL PARTS LIST 1 / 1
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 SPK ,50 8OHM 0.6W GENTOSPM200 a
X 5 8A-HT6-212-010 SH,SPEAKE W/ADH a
O 6 8A-HT6-207-010 SP -T,CASS a
O 7 8A-HT6-214-010 SP -P,CASS a
O 8 8A-HTB-011-010 CABI,F ONT 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, EA a
O 13 8A-HT6-208-110 FOOT, UBBE a
O 14 8A-HT9-005-010 KNOB,SL PAUSE a
O 15 8A-HT6-204-010 LEVE ,PAUSE a
O 16 8A-HTA-001-010 BLIND,COUNTE S a
O 17 8A-HT6-014-010 BTN, EC 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, EW a
TP-C455
YJSF
O 21 8A-HT6-018-010 BTN,FF a
O 22 8A-HT6-203-010 HLD ,COUNTE a
O 23 87-A91-891-010 MIC,ECM OBO-54LN-0B a
O 24 8A-HT7-201-010 COVE , MIC a
O 25 8A-HT7-004-010 F AME,MIC a
O 26 8A-HT7-010-010 PLATE,MIC NW a
X 27 M8-ZZM-693-040 ZZM-6 3NF a
O A 87-078-190-010 S-SC W,+1.7-3HL B a
O B 87-B10-076-010 VT2+1.7-9 (3) C a