background image
BASIC TAPE MECHANISM : ML-810
MICROCASSETTE RECORDER
TP-M725
TP-M525
S/M Code No. 09-003-343-4R1
Y(S)
YH(S),Y(S),YL(S)
SERVICE MANUAL
REVISION
DA
TA
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
TP-M725 Y<S>(S/M Code No.09-003-343-4T1)
TP-M525 YH<S>,Y<S>,YL<S> (S/M Code No.09-003-343-5T1).


background image
2
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
ACCESSORIES LIST
1
8A-HX4-903-010
IB,YH(ECK)C<5YHS>
1
8A-HX4-905-010
IB,Y(EGF)C<5YS>
1
8A-HX4-906-010
IB,Y(SID)C<5YS>
1
8A-HX4-907-010
IB,Y(PHNCZ)C<5YS>
1
8A-HX4-904-010
IB,YL(3L)C<5YLS>
1
8A-HX3-905-010
IB,Y(EGF)C<7YSC>
1
8A-HX3-906-010
IB,Y(SID)C<7YSC>
1
8A-HX3-907-010
IB,Y(PHNCZ)C<7YSC>
2
87-PD3-050-010
STRAP,HAND<EXCEPT 7YSC>
2
87-PD3-050-010
STRAP,HAND<7YSC>
3
87-048-286-010
HP-255 NS<7YSC>
4
84-TM1-951-010
CARRYING CASE<5YHS,5YLS>
4
84-TM1-951-010
CARRYING CASE<7YSC>
5
S2-301-020-100
RC,4TM1<7YSC>
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
Microphone:
Electret condenser microphone (monaural)
Maximum output:
150 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, 8 ohms
Recording system:
DC bias
Erasing system:
DC erasure
Recording speed:
2.4 cm/sec or 1.2 cm/sec switchable
Power sources:
DC 3 V using two (size AA) dry cell batteries
AC house current using the AC adaptor
Aiwa AC-300/302 [Y(S)]
Aiwa AC-620/302 [YH(S), YL(S)]
Battery life:
Battery
Manganese(R6P) batteries
Approx. 6 hrs.
Approx. 5 hrs.
Alkaline(LR6) batteries
Approx. 17 hrs. Approx. 15 hrs.
Dimensions:
62 (W) x 119(H) x 29 (D) mm
(2 1/
2 x 4
3/
4 x 1
3/
16 in)
Weight:
Approx. 132 g (4.6 oz.) (excluding batteries)
Battry life
EIAJ Recording
EIAJ 10 mW


background image
4
3
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
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
ELECTRICAL MAIN PARTS LIST
IC
84-TM1-613-080
IC,AN7085NS
87-A20-367-080
IC,TB2003F-012
84-TM1-615-010
C-IC,AN6656S
TRANSISTOR
87-026-213-080
CHIP-TR,DTC114YK<5YHS>
89-342-132-080
TR,2SC4213B
87-026-239-080
TR,DTC114TK (0.2W)
89-327-125-080
CHIP TR,2SC2712GR
89-333-266-080
CHIP TR,2SC3326B
87-026-504-080
SPEED SENSOR NJL5164KQ2-F1
87-026-230-080
CHIP-TR,DTA114YK
87-A30-179-080
FET,2SJ107GR
89-112-134-080
TR,2SA1213Y (1W)
89-341-165-080
TR,2SC4116GR
87-026-411-080
TR,RN1304
87-026-418-080
TR,RN1311
89-111-625-080
TR,2SA1162 (0.15W)
89-113-625-080
TR,2SA1362GR(120MHZ,0.
DIODE
87-020-125-080
CHIP-DIODE 1SS181
87-020-027-080
DIODE,1SS184
87-001-142-080
DIODE,1SS294 (100MA)
87-020-339-080
CHIP DIODE,1SS226
87-001-167-080
CHIP-DIODE 1SS302
87-001-165-080
CHIP-DIODE 1SS300
87-001-166-080
CHIP-DIODE 1SS301
MAIN C.B
C100
87-010-194-080
CAP, CHIP 0.047
C101
87-010-503-040
CAP,E 220-4 GAS
C102
87-010-794-080
CHIP CAPACITOR TN 0.1-20(A2)
C103
87-010-794-080
CHIP CAPACITOR TN 0.1-20(A2)<5YHS>
C104
87-010-794-080
CHIP CAPACITOR TN 0.1-20(A2)
C105
87-010-187-080
CAP CHIP S5600P
C107
87-010-198-080
CAP, CHIP 0.022
C108
87-010-802-080
C-CAP,TN2.2-4(A2)
C109
87-A10-952-080
C-CAP,TN 22-4 M A MCM
C110
87-010-746-080
CAP, TANTAL 10-4
C112
87-010-587-040
E,CAP 100-2
C113
87-010-503-040
CAP,E 220-4 GAS
C114
87-010-746-080
CAP, TANTAL 10-4
C115
87-010-193-080
CHIP CAPACITOR,0.033
C116
87-012-141-080
CHIP-CAPACITOR,0.22-16F
C117
87-010-198-080
CAP, CHIP 0.022
C118
87-012-141-080
CHIP-CAPACITOR,0.22-16F
C119
87-016-503-080
C-CAP,TN4.7-4 A2
C120
87-016-503-080
C-CAP,TN4.7-4 A2
C121
87-012-141-080
CHIP-CAPACITOR,0.22-16F
C122
87-010-500-040
CAPE 33-4
C124
87-010-505-080
CA, CHIP TANTALUM 1-16<5YHS>
C128
87-010-746-080
CAP, TANTAL 10-4
C130
87-010-182-080
CAP, CHIP 0.0022
C151
87-010-502-040
CAP ELECT GAS 100/4
C153
87-010-196-080
CHIP CAPACITOR,0.1-25
C201
87-010-805-080
CAP, S 1-16
C202
84-TM1-622-080
C-CAP,S 4700P-16 J
C203
87-015-923-080
C-CAP,TN 0.22-35
C204
87-010-196-080
CHIP CAPACITOR,0.1-25
C301
87-010-505-080
CA, CHIP TANTALUM 1-16
C302
87-016-503-080
C-CAP,TN4.7-4 A2
C303
87-016-503-080
C-CAP,TN4.7-4 A2
C304
87-010-794-080
CHIP CAPACITOR TN 0.1-20(A2)
C305
87-010-505-080
CAP, CHIP TANTALUM 1-16
C306
87-010-197-080
CAP, CHIP 0.01 DM
C307
87-010-197-080
CAP, CHIP 0.01 DM
C308
87-010-746-080
CAP, TANTAL 10-4
C401
87-010-794-080
CHIP CAPACITOR TN 0.1-20(A2)
C402
87-010-196-080
CHIP CAPACITOR,0.1-25
C403
87-012-141-080
CHIP-CAPACITOR,0.22-16F
C503
87-010-746-080
CAP, TANTAL 10-4
C504
87-010-503-040
CAP,E 220-4 GAS
C505
87-010-503-040
CAP,E 220-4 GAS
C506
87-010-194-080
CAP, CHIP 0.047
C811
87-016-576-080
CAP,E 330-16 SSL
J1
84-TM1-640-010
JACK,3.5 HSJ1494-02
J2
84-TM1-630-010
JACK,3.5 HSJ1493-05
J3
87-009-022-010
JACK DC
LED401
87-A40-573-080
C-LED,LT1ED67A GRN/RED
R301
87-022-656-080
C-RES,K43G 0.68
R311
84-TM1-632-080
C-RES,2.2-1/8W F
R312
84-TM1-633-080
C-RES,5.6-1/8W F
SW101
87-A90-330-080
C-SW,SL 1-1-2 SSSS81<5YHS>
SW151
87-A90-330-080
C-SW,SL 1-1-2 SSSS81
SW201
87-A90-703-080
C-SW,SL 1-1-3 SSSS813-B-2B
SW202
87-A90-330-080
C-SW,SL 1-1-2 SSSS81<EXCEPT 5YHS>
SW202
87-A90-703-080
C-SW,SL 1-1-3 SSSS813-B-2B<5YHS>
SW203
87-A90-788-080
C-SW,MICRO SPPB64
SW204
87-036-252-010
SW,PUSH SPPB 51
SW301
87-A90-330-080
C-SW,SL 1-1-2 SSSS81
SW601
84-TM1-638-010
SW,SLIDE 1-1-3(NC)
TH301
87-A90-855-080
C-THMS,SC20-3K102K
VR101
87-A91-023-010
VR,RTRY 10K-C H
VR201
84-TM1-624-080
C-SFR,220K RVG3A08
VR301
87-024-690-080
C-SFR,4.7K RVG3A08
VR302
87-024-690-080
C-SFR,4.7K RVG3A08
CONTROL C.B
SW205
87-A90-665-180
C-SW,TACT LS7A2M
SW206
87-A90-665-180
C-SW,TACT LS7A2M
SW207
87-A90-665-180
C-SW,TACT LS7A2M
SW208
87-A90-665-180
C-SW,TACT LS7A2M
SW209
87-A90-665-180
C-SW,TACT LS7A2M
BLOCK DIAGRAM


background image
20
NFR
AN7085NS
20
20
YK
C105
5600p
C119
C109
C118
C116
10k
C128
TB2003F-012
D309
1SS226
D306
Q309
C308
Q406
MAIN
MAIN
TP-M525
TP-M725
TP-M525
TP-M725
REMOTE
HOLD
SW202
SW202
HOLD
C108
MAIN C. B
CONTROL C. B
2SC4116GR
B
J1
AN6656S
26B
26B
M1
MOTOR
5.6F
V-SENSOR
VOLUME
V-SENSOR LEVEL
Q156
NJL5164KQ2-F1
J1
6
5
SCHEMATIC DIAGRAM


background image
8
7
TRANSISTOR ILLUSTRATION
CIRCUIT BOARD DIAGRAM-1 (MAIN C.B)
1
23
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
H
I
J
P4
MAIN C. B
(Bottom View)
MAIN C. B
(Top View)
VR101
VOLUME
2SA1162
2SA1362
2SC2712
2SC3326
2SC4116
2SC4213
DTA114YK
DTC114YK
DTC114TK
RN1304
RN1311
B
E
C
B
E
C
2SA1213
D S G
2SJ107