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SCHEMATIC DIAGRAM - 4
MAIN (TUNER) CIRCUIT
R104
10K
R109
CF202
330
C105
R108
J0B1075A0077
1000P
470K
3
1
2
Q102
Q102
2SC2058SPTA
SWITCHING
R120
47K
23
22
20
24
21
1
2
3
4
C106
Z102
0.01
RLI2Z021M-T
3
2
4
1
6
5
C129
6.3V100
: +B SIGNAL LINE
Q110
2SC3311ARTA
SWITCH
R139
22K
R121
22K
C120
16V10
R143
C138
22K
0.01
C139
50V4.7
R123
C116
68K
R102
0.033
4.7K
19
18
17
16
15
14
IC101
5
6
7
8
9
10
11
R124
33
C147
C149
1000P
0.1
R127
R126
R125
470
470
1K
R132
10K
: AM SIGNAL LINE
: FM SIGNAL LINE
Q110
R140
Q106
22K
C142
C118
C117
R142
50V1
0.01
0.01
6.8K
C141
R141
50V1
6.8K
13
IC101
LA1833NMNTLM
IF & MPX IC
(TUNER)
12
C122
50V1
R122
2.7K
R133
1K
: AM OSC SIGNAL LINE
: FM/AM SIGNAL LINE
+7.5V
DET_OUT
Q106
KRA102MTA
TUNER SUPPLY
SWITCH
RCH
R131
CE
68
+7.5V
LCH
PLLDA
DO/ST
PLLCLK
TGND
15V
DO/ST
SD
7.5V
DET_OUT
A
(1B)
B
C
D
E
TO
MAIN CIRCUIT
F
(1A) ON
SCHEMATIC
G
DIAGRAM - 5
H
I
J
K
L
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