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KD-S50
QQ
3 7 63 1515 0
HA13158A (IC321) : Power amp
1. Pin layout
1
2. Block diagram
IN1
11
IN2
13
IN3
TE
L 13942296513
IN4
23
10
NJM4565M-WE (IC151) : Ope. amp
A OUTPUT
1
-
2
A INPUT
www
+
A INPUT
3
V -
4
1-26
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~
23
14
18
PVCC2
INVCC
2
STBY
1
INPUTBUFFER1
INPUTBUFFER2
INPUTBUFFER3
INPUTBUFFER4
MUTE
PROTECTOR (ASO
SURGE, TSD)
12
x
ao
y
.
i
http://www.xiaoyu163.com
8
6
PVCC1
3
+
4
AMP1
-
5
7
+
8
AMP2
-
9
15
+
Q Q
16
AMP3
3
6 7
1 3
-
17
19
+
20
AMP4
-
21
22
TAB
V +
8
B OUTPUT
7
B INPUT
-
6
u163
.
5
B INPUT
+
2 9
9 4
2 8
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
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