Sharp 21KF-80S Service Manual page 25

Pal b/g system colour television
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AN7523 (IC303)
Block Diagram
Note: Do not apply voltage or current to NC pin from outside
AN5522 (IC501)
Block Diagram
Pump Up
1
2
Thermal Protection
Amp
4
3
5
6
Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
Pin Descriptions
Pin No.
1
2
3
4
-
5
6
+
7
7
25
21KF-80S
Description
Vcc
Ch Output (+)
GND
Ch Output (-)
Standby
Ch Input
GND
N.C
Volume
Pin Name
Inverting Input
Power Supply
Pump-up Output
GND
Vertical Output
Vertical Output Power Supply
Non-inverting Input

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