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BASIC TAPE MECHANISM : M-187
MICROCASSETTE RECORDER
TP-M115
TP-M105
S/M Code No. 09-003-341-9N1
YUB YUB3
YB YBB YHB
YJB YLB
SERVICE MANUAL
DA
TA


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2
SPECIFICATIONS
· Design and specifications are subject to change without notice.
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)
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 size AA (R6) dry cell
batteries
AC house current using the AC adaptor
Aiwa AC-302
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. 116 g (4.1 oz.) (excluding batteries)
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
ACCESSORIES LIST
1
8A-HX8-901-010
IB,YU(3L)C<115U,115U3>
1
8A-HX8-902-010
IB,YHJ(ECC)C<105YHB,105YJB>
1
8A-HX8-904-010
IB,YL(3L)C<105YLB>
1
8A-HX8-905-010
IB,Y(EGF)C<105YB>
1
8A-HX8-906-010
IB,Y(SID)C<105YB>
1
8A-HX8-907-010
IB,Y(PHNCZ)C<105YB>
Battry life
EIAJ Recording


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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
L
t
W
IC
85-TM5-604-010
IC,LA4165M
MAIN C.B
C1
87-010-193-080
CHIP CAPACITOR,0.033
C2
87-010-186-080
CAP,CHIP 4700P
C3
87-010-185-080
C-CAP,S 3900P-50 B
C4
87-010-082-010
CAPACITOR, 220MF 4V/87-0
C5
87-010-072-010
CAP 2.2-50V
C6
87-010-184-080
CHIP CAPACITOR 3300P(K)
C7
87-010-198-080
CAP, CHIP 0.022
C8
87-010-186-080
CAP,CHIP 4700P
C9
87-010-504-080
CAP, CHIP TANTALUM 0.47-25
C10
87-010-075-010
CAP,10U-16V H5
C11
87-010-490-010
CAP,E 0.1-50 GAS<115U,115U3>
C12
87-A10-952-080
C-CAP,TN 22-4 M A MCM<115U,115U3>
C13
87-010-082-010
CAPACITOR, 220MF 4V/87-0
C14
87-010-082-010
CAPACITOR, 220MF 4V/87-0
C15
87-010-082-010
CAPACITOR, 220MF 4V/87-0
C16
87-010-178-080
CHIP CAP 1000P
C17
87-010-505-080
CA, CHIP TANTALUM 1-16
C18
87-010-504-080
CAP, CHIP TANTALUM 0.47-25
C22
87-010-746-080
CAP, TANTAL 10-4
C23
87-010-494-010
E CAP 1-50
C27
87-010-186-080
CAP,CHIP 4700P
J1
85-TM5-605-010
JACK,HSJ1456
J2
87-A60-849-010
JACK,DC DIA 2.75 BLK
LED2
8Z-HX5-601-010
LED,KM2520A01SRC001 RED
S1
8Z-HX5-602-010
SW,PUSH PS42D07
S2
87-031-816-010
SLIDE SWITCH<115U,115U3>
S3
87-031-816-010
SLIDE SWITCH
S4
87-036-343-010
SW,SL 2-2-2
S5
85-TM5-608-010
SW,LEAF LSA-1114P
S8
87-A90-826-010
SW,LEAF LSA-1114P
SFR1
85-TM5-615-010
SFR,5K V FRB-062
SFR3
87-A91-282-080
C-SFR,2.0K H RVG3S08
VR1
85-TM5-609-010
VR,RTRY 10KAX2 V


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4
SCHEMATIC DIAGRAM
SFR1
TAPE
SPEED
ADJ.
2.4cm
SFR3
TAPE
SPEED
ADJ.
1.2cm
HEAD
AZIMUTH
ADJ.
VREF
VREF
VREF
<TP-M1
15>
J2


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5
1
23
4
5
6
7
A
B
C
D
E
F
G
H
I
J
WIRING
OFF
ON
V
-SENSOR
R75
D1
R76
C16
-B
-A
-D
-C
IC1
1
3
5
7
9
11
12
13
15
17
19
21
23
24
R2
-A
-B
S4
M1
(MOT
OR)
S1(SW1)
RPH
SP1
(SPEAKER)
C15
C4
R3
C3
C13
C12
S5
S8
C5
VR1
J1
JI
EARPHONE
J3
EXT
MIC
MIC1
MIC
VR1
VOL/
V
-SENSOR
LEVEL
LD2
LD2
OPE/BA
TT
/REC
C10
C8
S1(SW1)
BA
TTER
Y
R6(AA)x2
J2
J2
DC3V
C14
R41
R18
C23
R77
SFR3
SFR1
R20
R19
C2
R1
R15
R8
C6
R7
C7
R6
R5
R9
C9
C27
R10
C11
C18
R4
C17
C22
C1
R17
S2
S2
ON
OFF
P
AUSE
S3
S5
(POWER)
S8
(FF/REW)
S3
1.2
2.4
(REC
PB)
T
APE
SPEED
S4
<
TP-M1
15
>
A
MAIN
C.B
RED
GR
Y
BLK
BRN
BLK
BRN
WHT
FH
WHT
RED
RED
BLK
RED
BLK
<TP-M1
15>
<TP-M1
15>