JVC KS-FX725R Service Manual page 23

HA13158A (IC941) : Power amp
1. Pin layout
1
2. Block diagram
2
STBY
1
IN1
11
IN2
13
IN3
IN4
23
10
MUTE
~ 23
14 18
PVCC2
INVCC
INPUTBUFFER1
INPUTBUFFER2
INPUTBUFFER3
INPUTBUFFER4
PROTECTOR (ASO
SURGE, TSD)
12 22
6
PVCC1
3
+
4
AMP1
-
5
7
+
8
AMP2
-
9
15
+
16
AMP3
-
17
19
+
20
AMP4
-
21
TAB
KS-FX725R
1-23