
-7-
IC Block Diagrams
IC501 < Vertical Output > LA78041
Thermal
Protection
-
+
AMP
Pump
Up
1
INVER
TING
INPUT
2
Vcc
3
PUMP UP
OUT
4
GND
5
V
e
r.
OUTPUT
6
OUTPUT
ST
A
G
E Vcc
7
NON INV
.
INPUT
4
5
3
1
2
6
9
7
10
12
11
8
+
Ripple Filter
AMP.1
IN 1
+
+
+
+
+
+
IN 1
Pre-GND
400
Ω
400
Ω
20K
Ω
20K
Ω
+
AMP.2
IN 2
IN 2
+
Vcc
Vcc
OUT 1
PW-GND
OUT 2
+
+
RL
RL
4
5
3
1
2
6
7
8
INPUT 2
INPUT 1
OUTPUT
Vcc
N.C.
N.C.
GND
CONTROL
INPUT
IC1201 < AV Switch > LA7016
IC001 < Audio AMP.> TA8200AH