Http://Www.xiaoyu163.Com - Sony STR-DA4ES Service Manual

STR-DA4ES/DA7ES/VA333ES
QQ
3 7 63 1515 0
IC203 NJM2596M (S-VIDEO BOARD)
1 2
SW4
SW3
TE
L 13942296513
SW3
24 23
IC401 ADM3222 (E-VOL BOARD)
R2
NC 11
T2IN 12 T2
T1IN 13 T1
NC 14
R1OUT 15 R1
R1IN 16
T1OUT 17
GND 18
VCC 19 VCC
SD 20
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http://www.xiaoyu163.com

3 4 5 6
75Ω
VEE
DRIVER
SW2
SW1
6dB
AMP
SW2
COMP
SW1
SW4
SW2
SW5
22 21 20 19
10 R2OUT
9 R2IN
8 T2OUT
7 V-
6 C2-
5 C2+
4 C1-
3 V+
2 C1+
1 EN
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y
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http://www.xiaoyu163.com
8
7 8 9
75Ω
SW2
DRIVER
6dB
AMP
SW1
SW4
SW3
Q Q
3 6 7 1 3
VCC
18 17 16
IC601 µPC2581V (A-CLASS BOARD)
IC701 µPC2581V (A-CLASS BOARD)
IC501 µPC2581V (AMP BOARD)
IC651 µPC2581V (AMP BOARD)
BIAS CIRCUIT
PROTECTOR
PRE
REG DRIVE
DRIVE
DRIVE
1 2 3 4 5 6 7
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2 9 9 4 2 8
10 11 12
75Ω
DRIVER
SW5
6dB
AMP
SW5
SW1
SW2
1 5 0 5 8 2 9 9 4
SW1
15 14 13
PRE
DRIVE
8 9 10 11 12 13 14 15
m
co
9 9
2 8 9 9