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SCHEMATIC DIAGRAM-18
POWER CIRCUIT
Q901,902
2SD2144STA
MUTING
C
Q901
R909
100
0.6V
G
Q902
R91 1
100
0.6V
R910
33K
D
E
15V
C825
R827
22K
50V1
F
I
A
Q809
KT A1046
REGULATOR
H
7.6V
C822
50V4.7
C821
0.01
9.6V
6.8V
Q807
KTC3199GRT A
STABILIZER
B
: +B SIGNAL LINE
IC902
AN7135
POWER AMP (HIGH)
1
2
3
1.2V
0V
16.8V
C907
16V100
C908
R917
16V10
1K
C91 1
0V
1000P
R916
12K
R920
33K
R919
12K
0V
C915
R921
16V10
1K
C913
1000P
Q816
2SD592ARTA
R835
REGULATOR
15V
28.3V
C826
0.01
15.6V
R834
2.2K
R828
R843
100
C824
16V100
5.2V
20.3V
10.2V
9.6V
R832
C818
1.5K
0.1
R818
82
7.4V
C816
50V1
R824
1.5K
10.2V
: MAIN SIGNAL LINE
4
5
6
7
8
9
10
0V
1.2V
8.8V
15.9V
20.3V 15.9V 8.8V
C918
16V470
D907
RB441Q40T77
Q903
KRA102MT A
SWITCHING
R924
3.3K
16.8V
16.8V
C914
C923
25V330
50V1
C919
220P
0V
22
C820
35V220
0V
100
4V
Q805
KRC101MT A
SWITCHING
C819
0.01
Q806
KTC3199GRT A
12.7V
STABILIZER
D815
RVD1SS133T A
4.5V
R801
560
Q818
KT A1046
REGULATOR
10.2V
20.1V
19.6V
C828
C827
R836
25V10
100K
0.01
10.2V
Q814
Q813
19.6V
5V
5V
4.4V
4.4V
R823
Q813,814
220
KTC3199GRT A
R821
STABILIZER
220
1 1
12
E
F
C927
16V470
R928
R926
1.2
1.2
C926
C929
0.22
0.22
R927
R929
1
1
FP930
RSFMB20KT-L
A
B
C
D
Q808
KT A1046
REGULATOR
5.2V
13.3V
R819
100K
12.7V
R837
100
R817
2.2K
5V
C815
25V10
R840
1.2
R839
1.2
R838
1.2
20.3V
20.1V
Q817
19.6V
KRA1 10MT A
POWER SUPPLY
R826
1.2K
C823
R815
25V10
2.7K
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