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IC Block Diagrams
IC001 < Audio AMP.> LA42210-E
Standby
6
Input amplifier
IN1
3
Ri=
30kΩ
MUTE
7
PRE
4
GND
IN2
5
Ri=
30kΩ
Input amplifier
Vcc
9
14
+ OUT1
Output amplifier
- OUT1
13
Vcc / ground shorting protection circuit
PWR
11
Load shorting protection circuit
GND
Thermal protection circuit
+ OUT2
10
Output amplifier
- OUT2
12
2
Ripple
Filter
IC501 < Vertical Output > LA78141-E
1
-6-
Thermal
Protection
-
AMP
+
Pump
Up
2
3
4
5
6
7
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