Panasonic RM-G45PA Посібник з експлуатації - Сторінка 9
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SCHEMATIC DIAGRAM-2
:POSITIVE VOLTAGE LINE
9.2V
0V
Q18
TRC144EUL-A
SWITCHING
FM 10K
RN114
6.8K
CD/MDL+
CD/MDL-
R106
AUX L
C108
50V1
C115
50V1
AUX R
C114
1
CD/MDR-
CD/MDR+
RN117
R107
6.8K
C51
0.001
IC2
000684180-T
AM NOISE CANCELER
50V0.22
:FM SIGNAL LINE
9.2V
C111
R104
1
82K
0V
0V
Q17
TRC144EUL-A
SWITCHING
C155
50V0.47
C156
50V0.47
R105
15K
1K
R121
10K
C110
C123
10V100
50V1
C116
50V1
R122
10K
R110
R109
15K
82K
C158
50V0.47
C157
50V0.47
1K
R51
47
R57
15K
TP2
0V
(1)
1.4V
0V
0V
16
15
PULSE
DETECTION
IF
LPF
DETECTION
AMP
IF AGC
SW2
SW1
CONSTANT
VOLTAGE
CIRCUIT
1
2
2.8V
8V
(4)
0V
0V
C62
:AM SIGNAL LINE
:WB SIGNAL LINE
C101
R101
0.033
4.7K
C103
R102
330P
82K
C112
50V1
48
47
46
45
44
43
42
41
40
39
38
37
4.8V
49
CD/MDL+
5V
50
CD/MDL-
4.6V
51
FML
4.8V
52
AML
4.6V
53
WBL
4.8V
54
AUXL
IC101
55
6L
9.2V
000774960
56
V
DD
5V
57
ELECTRONIC VOLUME
VREF
58
6R
4.8V
59
AUXR
4.6V
60
WBR
4.8V
61
AMR
4.6V
62
FMR
5V
63
CD/MDR-
4.8V
64
CD/MDR+
1
2
3
4
5
6
7
8
9
10
11
12
C117
50V1
C118
R112
330P
82K
C125
R113
0.033
4.7K
C61
0.01
2.4V
8V
1V
0V
0V
0V
0V
14
13
12
11
AF
AF
NOISE
HPF1
LPF
OR
AMP
AGC
HPF
CONSTANT
CURRENT
CIRCUIT
SW4
PHASE
HIGH
CIRCUIT
PASS AMP
SW3
SW5
CONSTANT
LEVEL
CURRENT
DETECT
CIRCUIT
CIRCUIT
4
3
5
6
3.4V
3.4V
3.4V
3.4V
0V
0V
0V
5V
9
:MAIN SIGNAL LINE
9.2V
VO L
36
35
34
33
4.8V
SP L
LF IN
32
5V
LF
31
5V
LR
30
LAVss
29
LZCLP
28
DVss
27
5V
CLK
CL
26
0V
DI
DI
25
0V
CE
24
CE
MUTE
23
RAVss
22
C113
RZCLP
21
0.033
0V
TIME
20
5V
RR
19
5V
FR
18
4.4V
SP R
RF IN
17
13
14
15
16
VO R
3.4V
3.4V
0V
0V
0V
10
9
PULSE
DET.2
GATE
PULSE
PULSE
DET.1
AGC
BUFFER AMP
7
8
3.4V
0V
0V
RM-G45(PA) MAIN SCHEMATIC DIAGRAM
RM-G45PA