Aiwa TP-M525 YL, TP-M525 Y, TP-M525 YH, TP-M725 Y Service Manual

TP-M725

Y(S)

TP-M525

YH(S),Y(S),YL(S)

SERVICE MANUAL

MICROCASSETTE RECORDER

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)

BASIC TAPE MECHANISM : ML-810

.

S/M Code No. 09-003-343-4R1

REVISION

DATA

SPECIFICATIONS

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)

EIAJ Recording EIAJ 10 mW

Battry life

• Design and specifications are subject to change without notice.

ACCESSORIES LIST

REF. NO PART NO. KANRI DESCRIPTION

NO.

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>

REF. NO PART NO. KANRI DESCRIPTION

NO.

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>

2

ELECTRICAL MAIN PARTS LIST

REF. NO PART NO. KANRI DESCRIPTION

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

NO.

REF. NO PART NO. KANRI DESCRIPTION

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

NO.

CHIP RESISTOR PART CODE

Chip Resistor Part Coding

88

A

Resistor Code

Chip resistor

Wattage Type Tolerance

1/16W 1005 5% CJ

1/16W

1/10W

1/8W

BLOCK DIAGRAM

1608

2125

3216

5%

5%

5%

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

43

SCHEMATIC DIAGRAM

TP-M725

MAIN C. B

J1

20

20

YK

NFR

20

C105

5600p

AN7085NS

C109

C116

10k

VOLUME

V-SENSOR LEVEL

TP-M525

C108

C128

C119

C118

J1

TP-M725

HOLD

REMOTE

MAIN

HOLD

MAIN

TP-M525

SW202

SW202

TB2003F-012

Q156

V-SENSOR

D309

1SS226

2SC4116GR

B

Q406

5.6F

M1

CONTROL C. B

NJL5164KQ2-F1

D306

Q309

C308

AN6656S

MOTOR

26B

26B

65

TRANSISTOR ILLUSTRATION CIRCUIT BOARD DIAGRAM-1 (MAIN C.B)

1

234567

8

9

10

11 12

A

B

C

D

E

F

G

H

I

J

C

B

E

2SA1162
2SA1362
2SC2712
2SC3326
2SC4116
2SC4213
DTA114YK
DTC114YK
DTC114TK
RN1304
RN1311

C

B

E

MAIN C. B
(Bottom View)

VR101

VOLUME

P4

MAIN C. B
(Top View)

2SA1213

D S G

2SJ107

87