Read Sony HCD-DP900D / MHC-DP900D Service Manual online
47
47
HCD-DP900D
6-25. SCHEMATIC DIAGRAM – SURROUND AMP SECTION –
IC931
µPC7805A
C931
C934
D932
C933
C937
C938
IC934
D1071
C1071
C1072
C1073
R1072
R1071
Q931
CN1001
C932
R931
R933
R932
NO1071
JW932
JW935
R934
D933
NO1002
IC933
C936
C935
Q932
JW936
D934
IC932
C1074
10
50V
470
10V
10V
11ES2
10
50V
10
50V
470
10V
BA033T
D5SBA20410
0.01
0.01
2200
42V
100K
100K
2SB1640
9P
B-TO-B
3300
6.3V
2.7k
2.7k
2.7k
10k
RB441Q-40
3P
BA033T
3300
6.3V
6.3V
10
50V
DTC114ES
RB441Q-40
TA78057S
2200
42V
GND
AC2
AC2
UNREG GND
UNREG+9V
D-GND
D+5V(DSP/DAC/DIR/MC/LED/RDS/TC)
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
D+3.3V(GC)
+B
-B
CHAS
SIS GND
CD/DVD POWER
REG SWITCH
REG SWITCH
3.3V REG
5V REG
5V REG
+VL
-VL
D+5V
GC 3.3V
SW D+3.3V(DVD)
SW D+5V(DVD/DVD MECHACON)
REG
D+3.3V
BOARD
TRANS
BOARD
FRONT AMP
MAIN
BOARD(2/3)
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