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A
B
SCHEMATIC DIAGRAM (MAIN 1/2)
1
Q Q
3 7 6 3 1 5 1 5 0
L CH POWER AMP.
-11.8
0
0
0
0
-11.8
2
MUTE
41.8
40.7
41.3
40.7
41.3
3
22.3
22.3
0
0
R CH POWER AMP.
40.7
MUTE
4
0
-11.8
0
0
-11.8
0
T E
L
1 3 9 4 2 2 9 6 5 1 3
5
-40.6
-41.8
-41.8
0
0
MUTE
0
0
-11.8
6
0
7
40.2
1.1
39.6
40.7
40.1
39.6
w w w
8
.
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
Schematic diagram is subject to change without notice.
9
C
D
E
42.1
42.0
0
41.9
0
0
0
0
41.9
0
0
0
0
41.9
0
0
0
0
41.9
0
-41.3
0
-41.3
-41.8
-41.8
0
0
0
CENTER POWER AMP.
41.9
0.1
0.1
0.1
0
x
a o
y
i
http://www.xiaoyu163.com
F
G
8
0
0
DETECT
0
0
4.9
0
0
0
0
0
0
0
0
Q
Q
3
7
6
3
10.7
0
10.4
-10.6
14.1
SPEAKER RELAY
0.1
10.7
0.1
0.1
10.7
0.8
10.4
0
0.1
10.6
10.4
10.4
10.6
-10.6
-10.6
-29.8
-40.6
-30.5
-30.5
0
0
-41.8
42.1
0
u 1 6 3
.
http://www.xiaoyu163.com
H
I
2
4
9
9
8
4.9
0
0
0
0
0
x: NOT USED
O: USED / APPLICABLE
1
5
1
5
0
8
9
2
4
POWER RELAY
AC 13.7
14.1
14.1
6.5
6.6
6.5
6.6
0
0
POWER SUPPLY
IC301: STK404-120
1ch Audio Power IC
AC 62.1
m
c o
J
K
L
RX-V340/RX-V340RDS/HTR-5630/HTR-5630RDS/DSP-AX340
2
9
9
9
8
2
9
9
IC302, 303: STK402-120Y
2ch Audio Power IC
8
4
1
2
9
13
5
12
7 6
10 11
14 15
59
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