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CT-R442
4-3.
SCHEMATIC DIAGRAM – MAIN Board (1/3) – •
MECHANISM
(1/3)
J101
C101
(FM/AM ANTENNA)
100p
R101
L101
1M
4.7µH
D101
1SS133T
D102
1SS133T
L102
R102
1k
C202
R202
CN201
1000p
220k
3P
C201
R201
1000p
220k
BLOCK
CN202
8P
C213
47
16V
•
See page 17 for waveform.
See page 17 for IC Block Diagrams.
TU101
FAE347-E40
(TUNER UNIT)
C104
22
25V
C122
18000p
C121
18000p
C106
R116
C105
C123
C124
JC258
47
1k
0.022
0.47
0.47
0
16V
R114
R111
R115
10k
10
10k
Q102
Q103
MSB709
MSD601
R119
R121
R122
-RT1
-RT1
4.7k
6.8k
6.8k
AM B+
FM B+
SWITCH
SWITCH
R108
R109
C115
10k
2.2k
0.01
JC101
Q101
0
MUN2211T1
R112
C116
LOCAL/DX
JC108
820
2.2
0
SWITCHING
50V
JC122
Q105,106
C109
0
0.01
LOW-PASS
C102
C114
FILTER
JC124
0.01
0.022
Q106
Q105
MSD601
MSD601
-RT1
-RT1
C204
10
16V
TAPE PRE AMP
IC201
LA3161
C203
10
16V
R206
R203
C205
C206
R204
R205
39
33
33
39
5.6k
50V
50V
R207
C207
C208
R208
150k
0.022
0.022
150k
Q201
R213
DTB123YS
4.7k
Q201,202
CAPSTAN/REEL
MOTOR DRIVE
Q202
MUN2211T1
14
14
R151
2.2k
RDS DECODER
C151
C152
IC151
30p
27p
SAA6579T
C154
330p
R103
R106
C113
180
33k
0.1
R152
330
R104
C153
10
R107
C111
47k
0.01
C117
4700p
R118
C118
C110
1k
0.1
0.1
50V
R123 R113
47k
0
Q107
R105
R124
MSD601-RT1
TP
47k
100k
(S.METER)
0
C119
0.01
Q108
Q107,108
MSD601-RT1
LOW-PASS
FILTER
R211
47
VS2
C211
C212
100
0.1
10V
C210
R210
1
1k
50V
TA-R
TA-L
R209
C209
1k
1
JC116
50V
0
A87
A86
R217
R214
100k
1k
A79
R212
4.7k
VS1(14V)
R216
R215
47k
47k
A88
C155
560p
D151
C156
2.2
MTZJ5.1B
0.1
50V
A1
A2
(Page 15)
B1
(Page 16)
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