Aiwa TP-M230 User manual

BASIC TAPE MECHANISM : M-186(M230)/
M-185(M330)
MICROCASSETTE RECORDER
TP-M230
TP-M330
S/M Code No. 09-995-329-4N3
YH(B)
YL(S)
SERVICE MANUAL
DATA

2
SPECIFICATIONS
• Design and specifications are subject to change without notice.
[TP-M330]
Track system: Micro cassette, 2 tracks 1 channel,
monaural
Usable tapes: (Normal position type)
Frequency response: 250 - 5,000 Hz (2.4 cm/sec) EIAJ
Tape speed: 2.4 cm/sec or 1.2 cm/sec switchable
Microphone: Electret condenser microphone (monaural)
Maximum output: 110 mW (EIAJ/DC)
Input jack: EXT MIC jack (monaural mini-jack) (1)
Output jack: EARPHONE jack (monaural mini-jack) (1)
Other jack: DC 3 V jack
Speaker: Diameter 36 mm, 4 ohms
Recording system: DC bias
Erasing system: Magnet erasure
Power sources: DC 3 V using two R6 (size AA) batteries
AC house current using an optional AC
adaptor Aiwa AC-D302
Battery life: Battery
Manganese(R6P) batteries Approx. 7 hrs.
Alkaline(LR6) batteries Approx. 24 hrs
Dimensions: 63.8 (W) x 121(H) x 27.4 (D) mm
(2 5/8x 4 7/6x 1 1/16 in)
Weight: Approx. 120 g (4.2 oz.) (excluding batteries)
[TP-M230]
Track system: Micro cassette, 2 tracks 1 channel,
monaural
Usable tapes: (Normal position type)
Frequency response: 250 - 5,000 Hz (2.4 cm/sec) EIAJ
Tape speed: 2.4 cm/sec or 1.2 cm/sec switchable
Microphone: Electret condenser microphone (monaural)
Maximum output: 110 mW (EIAJ/DC)
Input jack: EXT MIC jack (monaural mini-jack) (1)
Output jack: EARPHONE jack (monaural mini-jack) (1)
Other jack: DC 3 V jack
Speaker: Diameter 36 mm, 4 ohms
Recording system: DC bias
Erasing system: Magnet erasure
Power sources: DC 3 V using two R6 (size AA) batteries
AC house current using the AC adaptor
Aiwa AC-D302
Battery life: Battery
Manganese(R6P) batteries Approx. 7 hrs.
Alkaline(LR6) batteries Approx. 24 hrs
Dimensions: 63.8 (W) x 121(H) x 25.7 (D) mm
(2 5/8x 4 7/6x 1 1/16 in)
Weight: Approx. 118 g (4.1 oz.) (excluding batteries)
REF. NO PART NO. KANRI DESCRIPTION
NO.
ACCESSORIES LIST
1 SZ-HX7-910-210 INSTRUCTION BOOK<230YHB>
1 SZ-HX5-910-500 INSTRUCTION BOOK<330YLS>
Battry life
EIAJ Recording Battry life
EIAJ Recording

3
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
ELECTRICAL MAIN PARTS LIST
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
IC
S0-510-321-640 IC,LA4165M
TRANSISTOR
87-026-213-010 C-TR,DTC114YKA
87-026-230-010 C-TR,DTA114YKA
89-327-126-080 C-TR,2SC2712GR
DIODE
87-020-691-080 C-DIODE,1SS302
MAIN C.B
C4 87-010-822-010 CAP,E 220-4V
C5 87-010-417-080 CAP,E 2.2-35V
C9 87-015-504-080 C-CAP,E 0.47-25V
C10 87-010-420-010 CAP,E 10-6.3V
C11 87-010-067-080 CAP,E 0.1-50V
C12 87-010-731-080 C-CAP,E 22-4V
C13 87-010-822-010 CAP,E 220-4V
C14 87-010-482-010 CAP,E 220-4V
C15 87-010-822-010 CAP,E 220-4V
C17 87-A10-419-080 C-CAP,E 1-16V
C18 87-015-504-080 C-CAP,E 0.47-25V
C22 SA-100-000-4C0 C-CAP,E 10-4V
C23 87-010-071-040 CAP,E 1-50V
J1 S0-014-560-000 JACK,HP HSJ1456-01-210H
J3 S0-014-560-000 JACK,HP HSJ1456-01-210H
J4 S1-000-010-000 JACK,DC 2.75MM
LD2 S0-252-002-020 LED,KM2520A01SRC001
S1 S4-207-420-000 SW,PUSH 4P2T
S2 S1-200-211-000 SW,SLIDE 1P2T
S3 S1-200-211-000 SW,SLIDE 1P2T
S4 S2-210-211-000 SW,SLIDE 2P2T
S5 S0-011-140-020 SW,LEAF LSA-1114L
S6 S1-300-211-000 SW,SL 1P3T<330>
S7 S1-200-211-000 SW,SLIDE 1P2T<330>
S8 S0-011-140-030 SW,LEAF LSA-1114H4AU
SFR1 S5-020-630-000 SFR,5KB 6MM 2P
SFR3 S2-020-350-000 SFR,2K
VR1 SC-101-032-030 VOL,ROTARY 10KAx2
TRANSISTOR ILLUSTRATION
2SC2712GR
DTA114YKA
DTC114YKA
E
B
C

4
SCHEMATIC DIAGRAM
SFR1
TAPE
SPEED
ADJ.
2.4cm
Q1~Q3
PB TAPE
SPEED
CONTROL
SFR3
TAPE
SPEED
ADJ.
1.2cm
REC LED
DRIVE
REC LED
DRIVE
NFR
NFR
HEAD
AZIMUTH
ADJ.
VREF
VREF
VREF
NFR ON: 2.5 NFR OFF: [0]
NFR ON: 1.5 NFR OFF: [0]
2.1
[0]
0.4
[0.5]

5
1234567
A
B
C
D
E
F
G
H
I
J
WIRING
BE
C
BE
C
BE
C
BE
C
B
E
C
EB
C
EB
C
BE
C
OFF ON OFF ON
V-SENSORNFR
S7 S7 Q1
Q3
Q5
R26
Q6
Q9
R24
R75 R35
D1 Q7 R76 C16
-B -A
-D -C
IC1
135791112
13 15 17 19 21 2324
R2
-A -B S4
M1
(MOTOR)
S1(SW1) RPH
SP1
(SPEAKER)
C15
C4
R3
C3
C13
C12
S5
S8
Q4
C5
VR1
J3
J1 JI
EARPHONE
J3
EXT MIC
MIC1
MIC
VR1
VOL/
V-SENSOR
LEVEL
LD2
LD2 OPE/BATT
/REC
C10
C8
S1(SW1)
BATTERY
R6(AA)x2
J4
J4
DC3V
C14
Q2
R21
R28
R22
R25
R41
R18
C23
R77
SFR3
SFR1
R20
R19
C20 C19
R36
R40
R37
R39
R38
C2
R1
C21
R15
R8
C24
C6
R7
C7 R6
R5
R9
C9
C27
R10
C11
C18
R4 C17
C22
C1
R17
R23 C25
S2
S2
ON OFF
PAUSE
S3
S5
(POWER)
S8
(FF/REW)
S3
1.2 2.4 (REC PB)
TAPE SPEED
S4
< 330 >
< 330 >
< 330 >
SLOW FASTNORM
PLAYBACK SPEED
S6
S6
< 330 >
A MAIN C.B
RED
GRY
BRN
BLK
BLK
BRN
WHT
FH
WHT
RED
RED
BLK
BLK
RED

6
1. Head Azimuth Adjustment
Setting: • Test tape: TTS-930
• Tape speed: 2.4 cm
• Adjustment point: Head Azimuth Adjustment screw
Method: Playback the 5 kHz signal of the test tape (TTS-930)
and adjust screw so that the output becomes maxi-
mum.
2. Tape Speed Adjustment (2.4cm)
Setting: • Test tape: TTS-900
• Volume: MAX
• Adjustment point: SFR1
Method: Playback the test tape (TTS-900) and adjust SFR1 so
that the tape speed is become 3000 ±10Hz.
3. Tape Speed Adjustment (1.2cm)
Setting: • Test tape: TTS-910
• Volume: MAX
• Adjustment point: SFR3
Method: Playback the test tape (TTS-910) and adjust SFR3 so
that the tape speed is become 3000 ±90Hz.
Tape speed: 3000 Hz ±90 Hz
Wow & flutter: Less than 0.65% (RMS) (2.4cm)
Less than 0.65% (RMS) (1.2cm)
Take-up torque: 4 ~ 12 g-cm
F.F torque: 30 ~ 150 g-cm
Rew torque: 25 ~ 60 g-cm
Back tension: Less than 1.3 g-cm
S/N ratio: More than 50 dB (DC. PB)
More than 26 dB (DC. R/PB)
Noise level: Less than 1.7 mV (DC.Vol Max. PB)
Less than 18 mV (DC. Vol Max. R/PB)
Erasing ratio: More than 40 dB (1 kHz)
Test tape: TTS-900 (Wow & flutter/Tape speed – 2.4 cm)
TTS-910 (Wow & flutter/Tape speed – 1.2 cm)
TTS-920 (Distortion/Output)
TTS-930 (Azimuth)
TTS-940 (REC/PB)
PRACTICAL SERVICE FIGURE
SFR3 (1.2cm)
RPH
SFR1
(2.4cm)
A MAIN C.B (BOTTOM VIEW)
2
1
3
J4
DC3V
S4
TAPE SPEED
1.2 2.4
VR1
VOL
J3
EXT MIC
J1
EAR PHONE
ADJUSTMENT

7
IC BLOCK DIAGRAM
IC, LA4165M
24 23 22 21 20 19 18 17 16 15 14 13
1 2 3 4 5 6 7 8 9 10 11 12
GVN
300
6K100
1K
30K
2.2K
50
PRE
AMP
POWER
AMP
300K
12K
12K
VOX
ALC1
VOX CONT

8
MECHANICAL EXPLODED VIEW 1/1
10
14
21
22
11
12
3
1
2
8
9
24
M-186 (TP-M230) M-185 (TP-M330)
20 (M330 only)
19
18 17
13
5
67
4
15
16
23(M330 only)
23
A
A
A
C
CC
C
A
B
MAIN C.B

9
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
MECHANICAL MAIN PARTS LIST 1/1
1 SZ-HX5-040-100 WINDOW CASS<330YLS>
1 SZ-HX5-040-200 WINDOW CASS<230YHB>
2 SZ-HX5-030-100 DOOR,CASS<330YLS>
2 SZ-HX5-030-200 DOOR,CASS<230YHB>
3 SZ-HX7-030-400 LENS COUNTER<230YHB>
3 SZ-HX5-170-100 LENS,COUNTER<330YLS>
4 SZ-HX5-190-000 CASS SPR-C
5 SZ-HX5-060-010 COVER MIC
6 S6-HX5-210-000 CUSHION MIC
7 S1-035-230-000 MIC,CONDENSER MIC
8 SZ-HX5-010-400 CAB,FRONT<230YHB>
8 SZ-HX5-010-100 CAB,FRONT GREY<330YLS>
9 S1-440-004-210 SPKR,1.4' (36mm) 4 OHM 0.4W
10 SZ-HX5-100-030 BTN,STOP<230YHB>
10 SZ-HX5-100-010 KNOB,CASS STOP<330YLS>
11 SZ-HX5-090-030 BTN,PLAY<230YHB>
11 SZ-HX5-090-010 KNOB,CASS PLAY<330YLS>
12 SZ-HX5-080-300 BTN,REC GRY<230YHB>
12 SZ-HX5-080-100 KNOB,CASS REC<330YLS>
13 SZ-HX5-070-000 HOLDER JACK
14 S6-HX5-230-000 SPR,BAT(+/-)
15 S6-HX5-240-000 SPR,BAT(+)
16 S6-HX5-250-000 SPR,BAT(-)
17 SZ-HX5-150-020 KNOB,SLIDE 1.2/2.4<230YHB>
17 SZ-HX5-150-000 KNOB,SLIDE 1.2/2.4<330YLS>
18 SZ-HX7-020-200 CAB,REAR<230YHB>
18 SZ-HX5-020-100 CAB,REAR<330YLS>
19 SZ-HX5-110-020 KNOB,SLIDE PAUSE<230YHB>
19 SZ-HX5-110-000 KNOB,SLIDE PAUSE<330YLS>
20 SZ-HX5-140-000 KNOB,SLIDE SLOW/FAST<330YLS>
21 SZ-HX5-050-020 LID BATT<230YHB>
21 SZ-HX5-050-010 LID,BATT<330YLS>
22 SZ-HX5-120-000 KNOB,SLIDE F.F./REW<330YLS>
22 SZ-HX5-120-020 KNOB,SLIDE F.F./REW<230YHB>
23 SZ-HX5-130-000 KNOB,SLIDE V-SENSOR<330YLS>
23 SZ-HX5-130-020 KNOB,SLIDE V-SENSOR<230YHB>
24 SZ-HX5-160-000 LENS,LED
A 87-261-043-410 SCREW,2-20
B 87-751-035-410 SCREW,ST2-6
C 87-261-533-310 SCREW ST1.7-6
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
COLOR NAME TABLE

10
MECHANISM EXPLODED VIEW 1/1
2
7
48
3
1
47 46
45
44 43
42
41
25
40
39 38
36 35
34
29
33 30
32
26
31 27
23
24
21
22
20
19
18
17
16
13
12
11
10
9
14
14
15
28
37
5
4
6
8
B
C
A
HERDER
SCREW
EARTH LUG
MECHA
COVER
D

11
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
MECHANISM MAIN PARTS LIST 1/1
1 S1-800-01K-000 CHASSIS ASSY
2 SR-F30-0C1-427 MOTOR ASSY
3 S1-800-13K-000 PINCH ARM ASSY
4 S1-800-100-000 EARTH SP
5 S1-800-020-000 EJECT ARM
6 S1-800-080-000 HEAD BASE SP
7 S1-800-060-000 STOP LAVER
8 S1-800-120-000 PINCH ARM SP
9 S1-800-150-000 AZ SPACER
10 ST-MC1-3E0-000 R/P HEAD
11 S1-800-160-000 AZIMUTH SP
12 S8-000-700-000 HEAD BASE
13 S1-800-040-000 LOCK PLATE
14 S1-800-290-000 REEL CAP
15 S1-800-730-000 CST HOLDER SP
16 S1-800-050-000 LOCK PLATE SP
17 SE-695-100-000 E HEAD
18 S1-800-090-000 REC LEVER
19 S1-800-030-000 REC LOCK LEVER
20 S1-800-760-200 REC LEVER SP
21 S1-800-450-000 RESET ARM
22 S1-800-720-000 REC SW LEVER
23 S1-800-280-000 REEL (S) GEAR
24 S1-800-410-000 SHUT OFF GEAR
25 S1-800-30K-000 REEL (T) ASSY
26 S1-800-510-000 SHUT OFF SP
27 S1-800-780-000 REW ARM
28 S1-800-270-000 REW CEAR
29 S1-800-390-000 SHUT OFF ARM
30 S1-800-800-000 THRUST SP
31 S1-800-440-000 REC LOCK SP
32 S1-800-430-000 REC LOCK PLATE
33 S1-800-170-000 SW ARM
34 S1-800-220-000 FR LEVER SP
35 S1-800-180-000 SW ARM SP
36 S1-800-260-000 CENTER GEAR
37 SV-400-000-000 MAIN BELT
38 S1-800-35K-000 FW CP ASSY
39 S1-800-740-000 RESET ARM(A)
40 S1-800-210-000 FR LEVER
41 S1-800-250-000 CENTER ARM SP
42 S1-800-240-000 CENTER ARM
43 S1-800-190-000 EJECT CAM
44 S1-800-200-000 EJECT CAM SP
45 SM-100-075-000 MOTOR SCREW
46 S3-741-150-000 RUBBER CUSHION
47 SV-410-000-000 COUNTER BELT<186>
48 SM-MP3-900-490 COUNTER<186>
A S3-PB1-4X6-500 SCREW
B S3-PB1-4X2-500 SCREW
C S1-0X2-4X0-5LC L-CUT-W-W
D S1-2X3-0X0-25L L-CUT-W-Y

920074 Printed in Singapore
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