Ic Block Diagrams - Sony HCD-EA20 Service Manual

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6-27. IC BLOCK DIAGRAMS

– AMP BOARD –
TE
L 13942296513
1 2
www
.
http://www.xiaoyu163.com
CH1
CH4
3 4 5 6 7 8 9
R1
PRE DRIVER
IC CH1
R2
C1
x ao u163
y
i
1 2 3 4
http://www.xiaoyu163.com
2 9
8
IC301 STK402-920
CH2
CH5
Q Q
3 6 7 1 3 1 5
SUB
10 11 12 13 14 15 16
IC401 STK403-030
C3 C4
TR1
TR4
R7
R5
TR3
TR6
R6
R8
TR2
TR5
BIAS CIRCUIT
co
.
SUB
5 6 7 8 9
9 4 2 8
CH3
0 5 8 2 9 9 4 2 8
17 18 19 20 21 22 23
R3
PRE DRIVER
IC CH2
R4
C2
m
10 11 12
HCD-EA20
9 9
9 9
24
59