Read JBL BP 600.1 (serv.man2) Service Manual online
Integrated Circuit Diagrams
11
U701 (TL494CN) P.W.M IC
1 Channel Automotive Amplifier
DEAD TIME
CONTROL
CONTROL
BP-600.1
U101,102 (KIA4559P) - DUAL OP AMP
U111,702 (KIA393P)
U111,702 (KIA393P)
V+
OUT B
-IN
+IN
OUT A
+IN
V-
-IN
+
U103,104 (TL074CN)
IN D+
IN D -
IN C-
OUT D
OUT C
IN C+
VCC-
OUT A
IN A+
IN A-
IN B+
IN B-
OUT B
VCC+
5
14
13
12
11
10
9
8
6
7
C
B
+
-
+
+
D
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