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KD-LH70R
QQ
4.8 LA47505 (IC301) : Power amp.
3 7 63 1515 0
• Block diagram
TE
L 13942296513
www
1-28 (No.49803)
http://www.xiaoyu163.com
11
1
12
Stand by
4
Switch
Ripple
10
Filter
15
25
13
14
Muting &
On Time Control
16
Circuit
x
ao
y
.
i
http://www.xiaoyu163.com
8
6
20
Protective
circuit
Q Q
3
6 7
1 3
Mute
circuit
protective
circuit
u163
.
2 9
9 4
2 8
9
7
8
5
3
2
1 5
0 5
8
2 9
9 4
22
17
19
18
21
23
24
m
co
9 9
2 8
9 9
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