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TP-M725 Y(S) TP-M525 YH(S),Y(S),YL(S)
SERVICE MANUAL
MICROCASSETTE RECORDER BASIC TAPE MECHANISM : ML-810
This Service Manual is the "Revision Publishing" and replaces "Simple Manual" TP-M725 Y(S/M Code No.09-003-343-4T1) TP-M525 YH,Y,YL (S/M Code No.09-003-343-5T1).
RE
S/M Code No. 09-003-343-4R1
DA TA
VI
SIO
N
SPECIFICATIONS
Track system: Usable tapes: Frequency response: Microphone: Maximum output: Input jack: Output jack: Other jack: Speaker: Recording system: Erasing system: Recording speed: Power sources: Micro cassette, 2 tracks 1 channel, monaural (Normal position type) 250 - 5,000 Hz (2.4 cm/sec) EIAJ Electret condenser microphone (monaural) 150 mW (EIAJ/DC) EXT MIC jack (monaural mini-jack) (1) EARPHONE jack (monaural mini-jack) (1) DC 3 V jack Diameter 36 mm, 8 ohms DC bias DC erasure 2.4 cm/sec or 1.2 cm/sec switchable 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
Battery life:
Dimensions: Weight:
Battry life EIAJ Recording EIAJ 10 mW Manganese(R6P) batteries Approx. 6 hrs. Approx. 5 hrs. Alkaline(LR6) batteries Approx. 17 hrs. Approx. 15 hrs. 62 (W) x 119(H) x 29 (D) mm (2 1/2 x 4 3/4 x 1 3/16 in) Approx. 132 g (4.6 oz.) (excluding batteries)
· Design and specifications are subject to change without notice.
ACCESSORIES LIST
REF. NO 1 1 1 1 1 1 1 1 2 2
PART NO.
KANRI NO.
DESCRIPTION
REF. NO 3 4 4 5
PART NO.
KANRI NO.
DESCRIPTION
8A-HX4-903-010 8A-HX4-905-010 8A-HX4-906-010 8A-HX4-907-010 8A-HX4-904-010 8A-HX3-905-010 8A-HX3-906-010 8A-HX3-907-010 87-PD3-050-010 87-PD3-050-010
IB,YH(ECK)C<5YHS> IB,Y(EGF)C<5YS> IB,Y(SID)C<5YS> IB,Y(PHNCZ)C<5YS> IB,YL(3L)C<5YLS> IB,Y(EGF)C<7YSC> IB,Y(SID)C<7YSC> IB,Y(PHNCZ)C<7YSC> STRAP,HAND STRAP,HAND<7YSC>
87-048-286-010 84-TM1-951-010 84-TM1-951-010 S2-301-020-100
HP-255 NS<7YSC> CARRYING CASE<5YHS,5YLS> CARRYING CASE<7YSC> RC,4TM1<7YSC>
2
ELECTRICAL MAIN PARTS LIST
REF. NO IC
PART NO.
KANRI NO.
DESCRIPTION
REF. NO C306 C307 C308 C401 C402 C403 C503 C504 C505 C506 C811 J1 J2 J3 LED401 R301 R311 R312 SW101 SW151 SW201 SW202 SW202 SW203 SW204 SW301 SW601 TH301 VR101 VR201 VR301 VR302
84-TM1-613-080 87-A20-367-080 84-TM1-615-010 TRANSISTOR 87-026-213-080 89-342-132-080 87-026-239-080 89-327-125-080 89-333-266-080 87-026-504-080 87-026-230-080 87-A30-179-080 89-112-134-080 89-341-165-080 87-026-411-080 87-026-418-080 89-111-625-080 89-113-625-080 DIODE 87-020-125-080 87-020-027-080 87-001-142-080 87-020-339-080 87-001-167-080 87-001-165-080 87-001-166-080 MAIN C.B
IC,AN7085NS IC,TB2003F-012 C-IC,AN6656S
KANRI NO. 87-010-197-080 CAP, 87-010-197-080 CAP, 87-010-746-080 CAP, 87-010-794-080 CHIP 87-010-196-080 CHIP 87-012-141-080 87-010-746-080 87-010-503-040 87-010-503-040 87-010-194-080 87-016-576-080 84-TM1-640-010 84-TM1-630-010 87-009-022-010 87-A40-573-080 87-022-656-080 84-TM1-632-080 84-TM1-633-080 87-A90-330-080 87-A90-330-080 87-A90-703-080 87-A90-330-080 87-A90-703-080 87-A90-788-080 87-036-252-010 87-A90-330-080 84-TM1-638-010 87-A90-855-080 87-A91-023-010 84-TM1-624-080 87-024-690-080 87-024-690-080
PART NO.
DESCRIPTION CHIP 0.01 DM CHIP 0.01 DM TANTAL 10-4 CAPACITOR TN 0.1-20(A2) CAPACITOR,0.1-25
CHIP RESISTOR PART CODE
Chip Resistor Part Coding
8 8
A
Resistor Code Value of resistor Chip resistor
Dimensions (mm)
CHIP-TR,DTC114YK<5YHS> TR,2SC4213B TR,DTC114TK (0.2W) CHIP TR,2SC2712GR CHIP TR,2SC3326B SPEED SENSOR NJL5164KQ2-F1 CHIP-TR,DTA114YK FET,2SJ107GR TR,2SA1213Y (1W) TR,2SC4116GR TR,RN1304 TR,RN1311 TR,2SA1162 (0.15W) TR,2SA1362GR(120MHZ,0.
CHIP-CAPACITOR,0.22-16F CAP, TANTAL 10-4 CAP,E 220-4 GAS CAP,E 220-4 GAS CAP, CHIP 0.047 CAP,E 330-16 SSL JACK,3.5 HSJ1494-02 JACK,3.5 HSJ1493-05 JACK DC C-LED,LT1ED67A GRN/RED C-RES,K43G 0.68 C-RES,2.2-1/8W F C-RES,5.6-1/8W F C-SW,SL 1-1-2 SSSS81<5YHS> C-SW,SL 1-1-2 SSSS81 C-SW,SL 1-1-3 SSSS813-B-2B C-SW,SL 1-1-2 SSSS81 C-SW,SL 1-1-3 SSSS813-B-2B<5YHS> C-SW,MICRO SPPB64 SW,PUSH SPPB 51 C-SW,SL 1-1-2 SSSS81 SW,SLIDE 1-1-3(NC) C-THMS,SC20-3K102K VR,RTRY 10K-C H C-SFR,220K RVG3A08 C-SFR,4.7K RVG3A08 C-SFR,4.7K RVG3A08
Figure
Wattage 1/16W 1/16W 1/10W 1/8W
Type 1005 1608 2125 3216
Tolerance 5% 5% 5% 5%
Symbol CJ CJ CJ CJ
Form
L W
L 1.0
t
W 0.5 0.8 1.25 1.6
t 0.35 0.45 0.45 0.55
:A Resistor Code : A
104 108 118 128
1.6 2 3.2
CHIP-DIODE 1SS181 DIODE,1SS184 DIODE,1SS294 (100MA) CHIP DIODE,1SS226 CHIP-DIODE 1SS302 CHIP-DIODE 1SS300 CHIP-DIODE 1SS301
BLOCK DIAGRAM
CONTROL C.B C100 C101 C102 C103 C104 C105 C107 C108 C109 C110 C112 C113 C114 C115 C116 C117 C118 C119 C120 C121 C122 C124 C128 C130 C151 C153 C201 C202 C203 C204 C301 C302 C303 C304 C305 87-010-194-080 87-010-503-040 87-010-794-080 87-010-794-080 87-010-794-080 87-010-187-080 87-010-198-080 87-010-802-080 87-A10-952-080 87-010-746-080 87-010-587-040 87-010-503-040 87-010-746-080 87-010-193-080 87-012-141-080 87-010-198-080 87-012-141-080 87-016-503-080 87-016-503-080 87-012-141-080 87-010-500-040 87-010-505-080 87-010-746-080 87-010-182-080 87-010-502-040 87-010-196-080 87-010-805-080 84-TM1-622-080 87-015-923-080 87-010-196-080 87-010-505-080 87-016-503-080 87-016-503-080 87-010-794-080 87-010-505-080 CAP, CHIP 0.047 CAP,E 220-4 GAS CHIP CAPACITOR TN 0.1-20(A2) CHIP CAPACITOR TN 0.1-20(A2)<5YHS> CHIP CAPACITOR TN 0.1-20(A2) CAP CHIP S5600P CAP, CHIP 0.022 C-CAP,TN2.2-4(A2) C-CAP,TN 22-4 M A MCM CAP, TANTAL 10-4 E,CAP 100-2 CAP,E 220-4 GAS CAP, TANTAL 10-4 CHIP CAPACITOR,0.033 CHIP-CAPACITOR,0.22-16F CAP, CHIP 0.022 CHIP-CAPACITOR,0.22-16F C-CAP,TN4.7-4 A2 C-CAP,TN4.7-4 A2 CHIP-CAPACITOR,0.22-16F CAPE 33-4 CA, CHIP TANTALUM 1-16<5YHS> CAP, TANTAL 10-4 CAP, CHIP 0.0022 CAP ELECT GAS 100/4 CHIP CAPACITOR,0.1-25 CAP, S 1-16 C-CAP,S 4700P-16 J C-CAP,TN 0.22-35 CHIP CAPACITOR,0.1-25 CA, CHIP TANTALUM 1-16 C-CAP,TN4.7-4 A2 C-CAP,TN4.7-4 A2 CHIP CAPACITOR TN 0.1-20(A2) CAP, CHIP TANTALUM 1-16 SW205 SW206 SW207 SW208 SW209 87-A90-665-180 87-A90-665-180 87-A90-665-180 87-A90-665-180 87-A90-665-180 C-SW,TACT C-SW,TACT C-SW,TACT C-SW,TACT C-SW,TACT LS7A2M LS7A2M LS7A2M LS7A2M LS7A2M
3
4
SCHEMATIC DIAGRAM
TP-M725
MAIN C. B
J1
20 20
J1
20 NFR
AN7085NS C109 C128
C105 5600p
YK
C116
C118
10k VOLUME V-SENSOR LEVEL
Q156
C119
C108
TP-M525
V-SENSOR
TB2003F-012
TP-M725
SW202 HOLD REMOTE MAIN SW202 HOLD
D309 1SS226
5.6F
MAIN
TP-M525
Q406 B
2SC4116GR
M1
MOTOR
C308 AN6656S
NJL5164KQ2-F1
D306
Q309
26B 26B
CONTROL C. B
5 6
TRANSISTOR ILLUSTRATION
C
CIRCUIT BOARD DIAGRAM-1 (MAIN C.B)
1 2 3 4
VR101 VOLUME
5
6
7
8
9
10
11
12
MAIN C. B (Bottom View)
A
MAIN C. B (Top View)
B
E
P4
2SA1162 2SA1362 2SC2712 2SC3326 2SC4116 2SC4213 DTA114YK DTC114YK DTC114TK RN1304 RN1311
B
C
C D B E 2SA1213 E
F
DSG 2SJ107 G
H
I
J
7
8
CIRCUIT BOARD DIAGRAM-2 (CONTROL C.B)
1 2 3 4 5 6 7
WIRING
1 2 3 4 5 6 7
A
A
CONTROL C. B (Top View)
B B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
CONTROL C. B (Bottom View)
J J
9
10
VOLTAGE CHART
11
IC BLOCK DIAGRAM
IC, AN7085NS
20 19 18 17 16 15
ALC
14
R/P CTL
13
12
11
OPEN LOOP GAIN 74dB
54dB
RIPPLE REG
20dB 12dB
23dB
12dB
120k VAS DEY POWER MUTE
1
2
3
4
5
6
7
8
9
10
IC, TB2003F-012
IC, AN6656S
15 13 14 12 9 16
STRTING CIRCUIT
BUFFER 120mV
AMP
11 10
STRT STOP
AMP
7 8
2 3
BUFFER
BUFFER BUFFER
1 4 5 6
12
ADJUSTMENT MAIN CB (Bottom View)
PRACTICAL SERVICE FIGURE
Tape speed: Wow & flutter: Take-up torque: F.F torque: Rew torque: Back tension: S/N ratio: Noise level: Erasing ratio: Test tape: 3000 Hz ± 90 Hz Less than 0.85% (RMS) (2.4cm) Less than 1.5% (RMS) (1.2cm) 4 ~ 12 g-cm 4 ~ 15 g-cm 25 ~ 60 g-cm Less than 1.2 g-cm More than 44 dB (DC. PB) More than 26 dB (DC. R/PB) Less than 1.5 mV (DC.Vol Max. PB) Less than 14 mV (DC. Vol Max. R/PB) More than 50 dB (1 kHz) 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)
13
MECHANICAL EXPLODED VIEW 1/1
B
14
MAIN C. B
CONTROL C. B
MECHANICAL MAIN PARTS LIST 1/1
REF. NO 1 2 3 4 5 6 6 8 10 11 12 13 14 15 16 17 18 18 19 20 21 22 23 24 25 27 33 34 35 A
PART NO.
KANRI NO.
DESCRIPTION
8A-HX3-001-010 88-HX2-112-010 84-TM1-635-010 88-HX2-130-010 8A-HX3-002-010 8A-HX3-005-010 8A-HX4-006-010 8A-HX3-003-010 87-054-093-010 88-HX2-103-010 88-HX2-201-010 82-TP3-609-010 88-HX2-107-010 84-TM1-201-010 88-HX2-207-010 84-TM1-218-010 88-HX2-123-010 8A-HX4-001-010 88-HX2-204-010 88-HX2-115-010 88-HX2-116-010 88-HX2-133-010 88-HX2-132-010 84-TM1-206-010 88-HX2-208-010 88-HX2-205-010 88-HX2-114-010 88-HX2-113-010 88-HX2-124-010 84-TM1-217-010
PANEL,SPEAKER BTN,ONCE MORE SP,DIA36 LENS,REC/OPE BTN,PLAY WINDOW,CASS<7YSC> WINDOW,CASS LID,CASS BADGE AIWA 22.5 MLDS<7YSC> PANEL,MIC HLDR,MIC ECM LID,BAT BATT,HINGE SHAFT,HINGE GUARD,BATT CABI,FRONT Y<7YSC> CABI,FRONT SHAFT,STRAP KNOB,SL SPEED KNOB,SL PAUSE BTN,REC LOCK KNOB,SL REC C-SP,REC SPR-T,CASS BAT-CONTACT,(+-) KNOB,SL MAIN<7YSC> KNOB,SL VZRS/SLSS CABI,REAR Y SCREW PAN MOLD M2X16 VT1.4-5 WHITE
B 87-067-432-010
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
15
TAPE MECHANISM EXPLODED VIEW 1/1
A B LUG,EARTH 1 2
3
C 6
4
5
D
D
D
7
9 8
13 10 12 14 16 A 11 E 17 21 25 G 26 H 23 A 19 24 20 20 I I 27 F 22 18 15
28
16
TAPE MECHANISM PARTS LIST 1/1
REF. NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
KANRI DESCRIPTION NO. SC-M66-180-000 HEAD,3-IN-1 S7-550-680-000 AZIMUTH SP S8-100-140-000 SPACER HEAD S8-100-240-000 PINCH SP S8-10A-100-000 HEAD BASE ASSY S4-010-450-000 S8-10A-050-000 S8-10A-060-000 S4-014-020-000 S8-100-200-000 S8-100-250-000 S8-100-120-000 SB-CY3-B00-000 S4-301-020-000 S8-100-180-000 S8-101-430-000 SM-MP3-800-340 S8-100-010-000 SM-SW1-838-0MM S0-71B-000-000 PINCH,ROLLER REEL ASSY(T) REEL ASSY(S) PLATE REFLCTING ARM REV HEAD,BASE SP ARM PLAY MOTOR MOTOR PULLEY CST HOLDER SP CASE,LEVER COUNTER CHASSIS MOLD SW,LEAF CUSHION RUBBER
PART NO.
REF. NO 21 22 23 24 25 26 27 28 A B C D E F G
KANRI DESCRIPTION NO. S8-10A-020-000 GEAR PLATE ASSY S8-100-030-000 BEARING FW S8-10A-090-000 FW ASSY SV-310-000-000 BELT,MAIN SP-117-000-000 SPR,FLECTION S7-500-070-000 S8-100-210-000 SV-320-000-000 S3-PW1-7X2-500 S3-PB1-7X7-000 S1-2X3-X02-500 S2-00B-T01-000 S1-2X2-35X-050 SB-TY2-0X4-703 S2-6X4-X01-880 GEAR,FWD GEAR,SECOND BELT,COUNTER SCREW SCREW,AZIMUTH WASHER CUT SCREW,HEADER WASHER CUT SCREW WASHER WASHER CUT SCREW
PART NO.
H S2-1X4-X02-500 I S6-026-200-000
17
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