- 45 -
1
5
MUTE/STBY
PROTECTIONS
14
9
10
12
4
3
2
VOLUME
VOLUME
OP AMP
OP AMP
30K
30K
60K
FLYBACK
GENERATOR
THERMAL
PROTECTION
2
6
3
5
4
7
1
POWER
AMPLIFIER
+
-
5-5. IC BLOCK DIAGRAMS
1
2
3
7
5
-
+
-
+
6
4
3
2
6
7
1
5
Vsense
Remote
DVLD
Internal
OFF
Latch
Centre
Osc
SS
F/B
Timer
TSD
OCP
Control
Logic
Level
Shift
Sel=34v
ref 5v
15v/8v
Driver
Reg. 10v
18
8
14
16
15
10
12
11
9
A BOARD IC501 STV9379A
A BOARD IC401/IC531 LM393DT
A BOARD IC601 MCZ3001D
A BOARD IC1201 TDA7495S