Aiwa RM-77 User manual

SERVICE MANUAL
DATA
RADIO CASSETTE RECORDER
S/M Code No. 09-008-408-1S1
SUPPLEMENT
• This Service Manual contains information about the difference between
RM-77 (HT) and RM-77 (HR). If requiring the other information, see
Service Manual of RM-77 (EZ,HR,SH) / 78 (EZ), (S/M Code No. 09-994-408-1R1).
RM-77 HT
BASIC TAPE MECHANISM : TN21ZVC-1786
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– 2 –
SPECIFICATIONS
ACCESSORIES / PACKAGE LIST
DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
1 8Z-CM1-907-110 IB,SH(ECA)A
2 87-A80-081-010 AC CORD SET ASSY,EZ BLK
3 87-099-789-010 PLUG,ADPTR IR44
!
Frequency range
FM : 87.5 MHz - 108 MHz
Antenna : Rod antenna
MW : 530 kHz - 1,605 kHz
Antenna : Ferrite bar antenna
SW : 3.9 MHz - 12.1 MHz
Antenna : Ferrite bar antenna
Track format 2 tracks, 1 channels
Frequency range Normal tape : 50 Hz–12,500 Hz (EIAJ)
Recording system AC bias
Erasing system Magnet erase
Heads Recording/Playback head (1)
Erasure head (1)
Speaker 100 mm, cone type (1)
27 mm, ceramic type (1)
Output Earphone jack (monaural mini-jack)
Power output 1 W (EIAJ 4 ohms T.H.D.10%),
0.8 W (DIN 1% Rated Power)
Power requirements AC 110 - 120 V/220 - 240V
AC switchable, 50/60 Hz
DC 6 V using four R20 (size D)
batteries.
Power consumption 6 W
Dimensions (W xH xD) 324 (W) x 145 (H) x 11.3 (D) mm
Weight Approx. 1.5 kg
(excluding batteries)
• Design and specifications are subject to change without notice.
!
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– 3 –
ELECTRICAL MAIN PARTS LIST
DESCRIPTIONREF. NO. KANRI
NO.
PART NO. DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
IC
87-A20-540-010 IC,TA8164P
88-CM2-608-010 IC,TA7628 HP
TRANSISTOR
87-CD7-603-080 TR,SS8050
DIODE
87-A40-246-080 DIODE,IN4148 T-72
8Z-CM1-657-010 DIODE, IN60
8Z-CM1-656-010 DIODE, 1N4001
S0-000-240-000 DIODE, CDG-24
87-017-088-080 ZENER,HZS5B1
87-002-850-080 ZENER,HZ4B2TA
MAIN C.B
C3 87-A10-137-010 CAP,CER 12P-50 K CH
C4 87-A11-838-080 CAP,CER 5P-50 C CH
C5 87-018-151-010 CAP,TC 20P-50 CH J
C7 87-A10-496-010 CAP,CER 18P-50 J CH
C8 87-010-400-080 CAP, ELECT 0.47-50V
C9 87-A10-176-010 CAP,CER 1000P-50 M D
C10 87-A10-231-090 CAP,M 4700P-50
C11 87-A10-231-090 CAP,M 4700P-50
C12 87-010-400-080 CAP, ELECT 0.47-50V
C15 87-A10-179-010 CAP,CER 3300P-50 ME
C16 87-A11-102-080 CAP,TC U 390P-50 CH J
C17 87-A10-182-010 CAP,CER 0.01-50 ZF
C21 87-A10-577-010 CAP, CER 0.022-50 A YF
C22 87-010-383-080 CAP, ELECT 33-25
C23 87-A11-140-080 CAP,TC U 0.047-50 KB
C25 87-A10-176-010 CAP,CER 1000P-50 M D
C26 87-A10-577-010 CAP, CER 0.022-50 A YF
C27 87-010-221-080 CAP, ELECT 470-10V
C28 87-010-221-080 CAP,E 470-10
C29 87-010-380-080 CAP, ELECT 47-16V
C31 87-010-544-080 CAP, ELECT 0.1-50V
C32 87-010-404-080 CAP, ELECT 4.7-50V
C33 87-A10-178-010 CAP,CER 2200P-50 M D
C34 87-010-406-080 CAP, ELECT 22-50 SEM
C35 87-A10-295-080 CAP,M 0.01-50
C36 8Z-CM1-620-010 CAP,CER 500-50 SL
C37 8Z-CM1-620-010 CAP,CER 500-50 SL
C39 87-A10-295-080 CAP,M 0.01-50
C40 87-010-221-080 CAP,E 470-10
C41 87-010-221-080 CAP,E 470-10
C42 87-010-400-080 CAP, ELECT 0.47-50V
C43 87-010-380-080 CAP, ELECT 47-16V
C44 87-010-221-080 CAP,E 470-10
C45 87-A11-140-080 CAP,TC U 0.047-50 KB
C46 87-010-221-080 CAP,E 470-10
C47 87-A11-140-080 CAP,TC U 0.047-50 KB
C48 87-015-997-010 CAP, ELECT 2200UF-16V
C49 87-A10-577-010 CAP, CER 0.022-50 A YF
C50 87-A10-577-010 CAP, CER 0.022-50 A YF
C51 87-A10-287-080 CAP, M 2200P-50
C52 87-A10-287-080 CAP, M 2200P-50
C53 87-A10-231-090 CAP,M 4700P-50
C54 87-A10-170-010 CAP,CER 330P-50 K SE
C55 87-010-405-080 CAP, ELECT 10-50 SME
C56 8Z-CM1-620-010 CAP,CER 500-50 SL
C57 87-A10-182-010 CAP,CER 0.01-50 ZF
C58 87-010-380-080 CAP, ELECT 47-16V
C59 87-A10-182-010 CAP,CER 0.01-50 ZF
C60 87-A10-182-010 CAP,CER 0.01-50 ZF
C61 87-010-401-080 CAP, ELECT 1-50V
C62 8Z-CM1-620-010 CAP,CER 500-50 SL
C63 87-A11-140-080 CAP,TC U 0.047-50 KB
C64 87-010-409-080 CAP, ELECT 220-50 SEM
C65 87-010-405-080 CAP, ELECT 10-50 SME
C66 87-010-405-080 CAP, ELECT 10-50 SME
C67 8Z-CM1-620-010 CAP,CER 500-50 SL
C68 87-A10-168-010 CAP,CER 220P-50 K SL
C69 87-010-402-080 CAP, ELECT 2.2-50V
C71 87-010-221-080 CAP, ELECT 470-10
C72 87-A10-307-080 CAP,M 0.1-50
C73 87-010-221-080 CAP,E 470-10
C76 87-A10-129-010 CAP,CERA 3P-50 K CH
C81 87-A10-299-080 CAP,M 0.022-50
C84 87-010-544-080 CAP, ELECT 0.1-50V
C88 87-010-401-080 CAP, ELECT 1-50V
C90 87-A10-182-010 CAP,CER 0.01-50 ZF
C100 87-010-380-080 CAP,E 47-16V
CF1 87-008-582-010 FLTR,SFU455B
CF2 87-008-261-010 FILTER, SFE10.7MA5-A
CN1 8Z-CM1-661-010 CONN,4P V MOTOR
CN2 8Z-CM1-662-010 CONN,3P V HEAD
D10 87-CD8-614-010 VARI-CAP,1S2638
ER1 S6-209-100-100 HEAD,ERASE PHK380MSI6A
J1 8Z-CM1-608-010 JACK, EP ZCM-1
L1 8Z-CM1-630-010 COIL,FM RF
L2 8Z-CM1-629-010 COIL,FM OSC
L3 8Z-CM1-669-010 COIL,MW EZ
L4 8Z-CM1-633-010 COIL,FM ANT
L5 8Z-CM1-625-010 COIL,SW OSC
L7 87-005-692-080 COIL,47UH
L8 87-005-692-080 COIL,47UH
M1 S6-002-010-130 MOTOR,EG530AD-6B
PVC1 8Z-CM1-636-010 TUN-CAP, EZ
R50 8Z-CM1-603-010 VR,RTRY 50K A MAIN
R60 8Z-CM1-604-010 VR,RTRY 10K B TONE
RP1 S6-201-011-110 HEAD,RP MM15R-A08N
SW1 8Z-CM1-617-010 SW,TU 3BAND
SW2 8Z-CM1-600-010 SW,FUNC.
SW3 8Z-CM1-601-010 SW,PB/REC
SW4 8Z-CM1-602-010 SW,BEAT
SW6 8Z-CM1-613-010 SW,LEAF
T1 8Z-CM1-616-010 COIL,FM DET
T2 8Z-CM1-639-010 COIL,FM IFT
T3 8Z-CM1-640-010 COIL,MW IFT
T4 8Z-CM1-641-010 COIL,MW OSC
T5 8Z-CM1-625-010 COIL,SW OSC
T8 8Z-CM1-605-010 COIL, BIAS
TC1 87-011-252-080 TRIMMMER 10P LAR
LED C.B
D12 87-A91-052-080 LED,SEL6227S RED
MIC C.B
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101112131415161718192021222324
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
1234567892526272829303132
RXXX
NOTE
A MAIN C.B
J1
TONE
R60 VOLUME
R50
VC2
TC6
TC5
VC1 TC7
VC3
VC4
TC8
PVC1
3
5
7
11 13 15
TP1
3
2
1
A
B
D
E
F
C
SW3
PB
REC
SW4 (BEAT CUT)
B–
PT1
SLIDE SW.
AC VOLTAGE
SW5
AC110 – 120V 220 – 240V
50 / 60 Hz
B+
AC ~
AC SOCKET
SHIELD WIRE
R/P HEAD
RP1
ERASE HEAD
ER1
FM ANT
B LED C.B
C MIC C.B
SHIELD WIRE SINGLE CORE
PHONES
J1
OPE / BATT
D12
MIC1
(MIC)
SW6
(LEAF SW)
M1
(CASSETTE DECK MOTOR)
+
–L3
(MW COIL)
<BLK>
(SW COIL)
L5
TP2
MW SW FM
TUNER OPERATION
SW1
F
B
C
EA
D
<WHT>
<GRE>
<RED>
<BLK >
<RED
>
<WHT>
<WHT>
<GND>
<WHT>
<RED>
FUNCTION
SW2
C
D
A
B
TAPE RADIO
<BLK>
<BRN>
<WHT>
<ORG>
<BLK>
<BRN>
<GRY>
<ORG>
<WHT>
<WHT>
<BLU>
<BRN>
<YEL>
<YEL>
<BLU>
<RED>
–
+
SPEAKER
<BRN>
<WHT>
<BLK>
<WHT>
<BLK>
BUZZER
AC110 – 120V 220 – 240V
50 / 60 Hz 1
2
3
4
357
1
1
13 15
WIRING
– 4 –
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– 5 –
SCHEMATIC DIAGRAM
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– 6 –
MECHANICAL EXPLODED VIEW 1 / 1
44
45
43
43
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– 7 –
MECHANICAL PARTS LIST 1 / 1
DESCRIPTIONREF. NO. KANRI
NO.
PART 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 GM Metallic Green
YM Metallic Yellow DM Metallic Orange PT Transparent Pink
1 8Z-CM1-005-010 WINDOW,CASS
2 8Z-CM1-052-010 LID,CASS HR
3 8Z-CM1-004-010 BOX,CASS
4 8Z-CM1-006-010 WINDOW,TU
5 8Z-CM1-021-010 PANEL,TU HR
6 8Z-CM1-013-010 COVER, TWEETER
7 8Z-CM1-018-010 GRILLE,SP
8 8Z-CM1-031-010 CABI,FR EX
9 8Z-CM1-607-010 SPKR,T ZCM-1
10 8Z-CM1-606-010 SPKR, 4OHM ZCM-1
11 86-CM2-207-010 PLATE,SPKR
12 86-CD4-212-010 HLDR,GEAR
13 86-CD4-214-010 GEAR,A
14 86-CM2-212-010 SPR,T CASS
15 86-CM2-213-010 PLATE,REC
16 8Z-CM1-010-010 KEY,CASS
17 8Z-CM1-008-010 KNOB,RTRY TU
18 8Z-CM1-014-010 POINTER
19 8Z-CM1-667-010 BAR-ANT,MW/SW
20 86-CM2-206-010 HLDR,BAR BRACKET
21 8Z-CM1-201-010 HLDR,BAND
23 S6-CM2-320-000 PLATE,ANT
24 86-CS3-211-010 COVER AC SOCKET
25 87-A60-178-010 JACK,AC E BLK W/SW
26 8Z-CM1-610-010 PT,H
27 8Z-CM1-041-010 CABI,REAR HR
28 8Z-CM1-040-010 KNOB,SL OSC
29 8Z-CM1-007-010 LID,BATT
30 8Z-CM1-209-010 SPR,BATT (+/-)
31 86-CM2-211-010 SPR,BATT C
32 8Z-CM1-012-010 KNOB,SL FUNC
33 8Z-CM1-210-010 SPR,BATT (-)
34 8Z-CM1-009-010 KNOB,RTRY VOL G
35 8Z-CM1-615-010 ANT,ROD ZCM-1
36 8Z-CM1-011-010 KNOB,SL BAND G
37 8Z-CM1-677-010 MIC,CMT-60H
38 8Z-CM1-015-010 ARM,HANDL L
39 8Z-CM1-019-010 HANDL,BAR
40 8Z-CM1-016-010 ARM,HANDL R
41 86-CS3-210-010 COVER,VOLTAGE
42 87-A90-146-010 SW,SL 1-1-2 SS12
43 8Z-CM1-211-010 PLATE,HANDL
44 84-CD8-083-010 BADGE,AIWA 30.5-5.2 2.5 LEAD
45 8Z-CM1-206-010 COVER,PLATE
A 87-624-097-410 QT1+3-12 CR
B 87-654-095-410 VT1-3-8 CR
C 87-651-099-410 VT1-3-15
D 87-651-102-410 VT1-3-20
E 87-261-096-410 V+3-10
F 87-353-076-210 VT2+2.6-12
G 87-744-094-410 UT2+3-6 CR
!
!
!
DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
!
!
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2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:[phone]
Printed in Singapore9301978
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