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