Aiwa TPM-230 Schematic

Page 1
TP-M230
YH(B)
TP-M330
YL(S)
SERVICE MANUAL
MICROCASSETTE RECORDER
BASIC TAPE MECHANISM : M-186(M230)/
M-185(M330)
S/M Code No. 09-995-329-4N3
Page 2
SPECIFICATIONS
[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 5/8 x 4 7/6 x 1 1/16 in)
Weight: Approx. 120 g (4.2 oz.) (excluding batteries)
Battry life
EIAJ Recording
[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 5/8 x 4 7/6 x 1 1/16 in)
Weight: Approx. 118 g (4.1 oz.) (excluding batteries)
Battry life
EIAJ Recording
• Design and specifications are subject to change without notice.
ACCESSORIES LIST
REF. NO PART NO. KANRI DESCRIPTION
NO.
1 SZ-HX7-910-210 INSTRUCTION BOOK<230YHB> 1 SZ-HX5-910-500 INSTRUCTION BOOK<330YLS>
2
Page 3
ELECTRICAL MAIN PARTS LIST
REF. NO PART NO. KANRI DESCRIPTION
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
NO.
CHIP RESISTOR PART CODE
REF. NO PART NO. KANRI DESCRIPTION
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
NO.
Chip Resistor Part Coding
88
A
Resistor Code
Chip resistor
Wattage Type Tolerance 1/16W 1005 5% CJ
1/16W 1/10W
1/8W
TRANSISTOR ILLUSTRATION
1608 2125
3216
5% 5%
5%
C
Symbol
CJ CJ
CJ
Figure
Value of resistor
Form
L
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
B
E
2SC2712GR DTA114YKA DTC114YKA
3
Page 4
SCHEMATIC DIAGRAM
Q1~Q3
PB TAPE
SPEED
CONTROL
DRIVE
REC LED
VREF
SFR1
TAPE
SPEED
ADJ.
2.4cm
SFR3
TAPE
SPEED
ADJ.
1.2cm
VREF
NFR ON: 1.5
NFR OFF: [0]
[0]
2.1
NFR
0.4
NFR ON: 2.5
NFR OFF: [0]
[0.5]
NFR
DRIVE
REC LED
VREF
HEAD
AZIMUTH
ADJ.
4
Page 5
WIRING
A
B
C
D
E
1
234567
MIC
MIC1
JI
EARPHONE
SP1
(SPEAKER)
LD2
OPE/BATT
/REC
VR1
VOL/
LEVEL
V-SENSOR
J3
EXT MIC
FH
C15
RED
WHT
GRY
S3
PAUSE
ON OFF
LD2
S3
C5
R5
VR1
BRN
J3
C27
C9
BLK
BLK
J1
C10
R10
R3
C11
C4
C3
BRN
C13
RPH
R9
S5
(POWER)
S8
(FF/REW)
S8
R6
C6
C7
S5
R7
C22
C8
C17
C18
R4
C12
C1
RED
-D
-C
WHT
C24
E
Q4
< 330 >
R15
C
B
R8
135791112
C16
S1(SW1)
-B
S1(SW1)
-A
(REC PB)
R1
IC1
F
R76
R37
E
C
B
Q7
C20
R2
13 15 17 19 21 2324
S6
G
S6
PLAYBACK SPEED
< 330 >
SLOW FASTNORM
< 330 >
BLK
C21
Q6
R36
B
C
E
C19
R25
R40
B
C
R77
D1
SFR3
SFR1
RED
C
Q3
E B
C25
R24
B
C
E
R23
R26
R41
R17
R18
R35
R75
Q9
E
C23
R28 R22
H
S2
V-SENSORNFR
S2
Q2
Q1
R21
Q5
E
C
B E
C
B
I
S7
< 330 >
A MAIN C.B
OFF ON OFF ON
S7
RED
C14
J4
R19
R20
C2
R38 R39
-A
S4
S4
-B
BLK
M1
(MOTOR)
1.2 2.4
TAPE SPEED
J4
DC3V
J
R6(AA)x2
BATTERY
5
Page 6
ADJUSTMENT
A MAIN C.B (BOTTOM VIEW)
SFR1 (2.4cm)
VR1 VOL
J3
EXT MIC
SFR3 (1.2cm)
J1
EAR PHONE
J4
DC3V
2
RPH
S4
TAPE SPEED
1.2 2.4 3
1
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 maxi­mum.
2. Tape Speed Adjustment (2.4cm) Setting: • T est 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: • T est 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.
PRACTICAL SERVICE FIGURE
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 (W ow & flutter/Tape speed – 1.2 cm)
TTS-920 (Distortion/Output)
TTS-930 (Azimuth)
TTS-940 (REC/PB)
6
Page 7
IC BLOCK DIAGRAM
IC, LA4165M
24 23 22 21 20 19 18 17 16 15 14 13
50
2.2K 6K100
300
12K
300K
PRE AMP
12K
1 2 3 4 5 6 7 8 9 10 11 12
POWER
1K
30K
AMP
VOX CONT
ALC1
VOX
GVN
7
Page 8
MECHANICAL EXPLODED VIEW 1/1
14
10
MAIN C.B
9
M-186 (TP-M230)
M-185 (TP-M330)
11
12
3
8
7
2
6
1
4
16
23(M330 only)
23
22
B
21
A
15
5
C
C
C
C
17
A
A
A
18
13
24
20
(M330 only)
19
8
Page 9
MECHANICAL MAIN PARTS LIST 1/1
REF. NO PART NO. KANRI DESCRIPTION
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
NO.
REF. NO PART NO. KANRI DESCRIPTION
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
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
9
Page 10
MECHANISM EXPLODED VIEW 1/1
B
EARTH LUG
8
7
2
48
6
5
3
4
C
9
14
A
10
11
12
14
15
HERDER SCREW
13
MECHA COVER
16
17
18
19
47
40
1
44
39
46
38
45
41
43
42
25
26
32
24
33
31
22
20
21
23
27
28
30
37
10
36
35
34
29
D
Page 11
MECHANISM MAIN PARTS LIST 1/1
REF. NO PART NO. KANRI DESCRIPTION
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
NO.
REF. NO PART NO. KANRI DESCRIPTION
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
NO.
11
Page 12
2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111
920074
Printed in Singapore
Loading...