Read Sony CFM-20 (serv.man2) Service Manual online
14
14
CFM-20
4-4. SCHEMATIC DIAGRAM – MAIN SECTION (2/2) –
z
Refer to page 14 for Notes.
z
Refer to page 14 for IC Block Diagrams.
D901
D902
CNP901
HE101
M101
R108
R109
R110
R111
R114
C121
C122
C123
C118
C119
C120
C115
C117
C101
R101
R102
C102
R103
C104
C107
C108
C109
C110
C112
C113
C111
R105
R104
C103
R106
R107
C116
CNP102
R113
CNP101
R112
C114
HRP101
SP101
J101
ECM101
J901
D102
D103
D106
C130
C131
C132
C133
C134
C135
D101
JW116
R115
JW107
JW108
C125
RV101
R118
SP101
C901
C902
CNP901
D901
D902
D903
C901
C902
F901
JW106
C105
C106
C124
R122
C136
S501
KH101
R116
R117
D104
R132
R131
R120
CNP103
R121
KH103
KH102
KH901
KH901
D107
D108
C126
Q101
JC101
1N4002B
1N4002B
1k
22k
15k
1k
10
2200
16V
0.01
0.1
0.01
47
10V
4700p
0.01
1
50V
2200p
15k
22k
2.2
50V
220
22
25V
220
10V
0.01
0.01
0.47
50V
100
10V
0.1
470
16V
10
220
0.022
1k
2.2k
0.047
150
3P
470k
100p
SPRAKER
1SS133
1SS133
1SS133
0.1
470
6.3V
0.01
220
10V
10V
1000p
0.01
MTZJ3.9B
680
100p
20k
100
SPRAKER
0.1
0.1
1N4002B
1N4002B
1N4002B
0.01
0.01
T630mAL
250V
1000p
1000p
0.47
50V
10k
100p
1k
4.7k
L-34HD
220
220
1k
2P
6.8k
1SS133
1SS133
4700p
KTC3198BL
REG
+B
SIG
GND
BAND
GND
TRANSFORMER
POWER
T901
MIC
N.F
NF
EQ
BIAS
BIAS
SIG
GND
LINE
OUT
POWER
GND
SIG
VCC
POWER
GND
ALC
NC
IN
MIC
IN
IN
TAPE
TAPE
POP
DEL
PRE/POWER
AMP
DRY BATTERY
SIZE"D"
(IEC DESIGNATION R20)
4PCS,6V
REC/PB
HEAD
ERASE
HEAD
REEL/CAPSTAN
MOTOR
(TAPE POWER)
REC
POWER
ON/OFF
LPF
DEL
P.VCC
P.VCC
AUX
TAPE
AUX
HEA
D IN
(+)
HEA
D IN
(–)
RIPPLE
FILTER
POWER
RIPPLE
FILTER
BTL1
BTL2
S102
IC101
MM1315BD
1
3
MIC
PB/REC
REC
/PB
MIX
ON/OFF
-1
-2
1
2
1
2
AC IN
TRANSFORMER
POWER
T901
1
2
AC IN
1
2
S101
FUNCTION
TAPE/
RADIO OFF
AM
FM
S101
FUNCTION
TAPE/
RADIO OFF
AM
FM
VOLUME
AEP,UK,CET,IT,AR,HK,SP
AEP,UK,CET,IT,AR,HK,SP
OPR/BATT
MX,C&SA,TW
AEP,UK,CET,IT,AR,HK,SP
MX,C&SA,TW
AEP,UK,CET,IT,AR,HK,SP
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