Panasonic SA-PM37MD Service Manual page 156

SCHEMATIC DIAGRAM-17
POWER CIRCUIT
R904
82K
CN902D
CN902C
C953
0.1
CN902B
SPEAKER
E951
TERMINAL
CIRCUIT
: +B SIGNAL LINE
IC901
AN7194K-LD
POWER AMP (LOW)
1/ 2
RF
1 2 3 4 5 6
20.3V 9.3V 9.3V 8.5V 0V
D905
R905 R903 R913
RVD1SS133T A
4.7K 1K 2.2K
R914
33K
R901
D904
RVD1SS133T A
1 2 3 4 5 6 7 8 9 10 1 1 12
1 2 3 4 5 6 7 8 9 10 1 1 12
1
2 3 4 5 6 7 8 9 10 1 1 12
TO
MAIN CIRCUIT
(CN902A) ON
SCHEMATIC
DIAGRAM-12
: MAIN SIGNAL LINE
OR
7 8 9 10 1 1 12 13
2.7V 10V 0V
D906
RVD1SS133T A
C906
16V22
R906
4.7K
2.2K
20.3V
10.2V
15V
R908
4.7K
7.6V
5.2V
CN903D
1 2 3 4 5 6 7 8 9 10 1 1 12
1 2 3 4 5 6 7 8 9 10 1 1 12
CN903C
CN903B
1
2 3 4 5 6 7 8 9 10 1 1 12
TO
MAIN CIRCUIT
(CN903A) ON
SCHEMATIC
DIAGRAM-12
14 15 16
9.3V 9.3V
B
A
C
D
G
A
B
C
D
E
F
G
H
I