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KS-FX202
Description of major ICs
AN80T05LF (IC781) : Regulator
1.Terminal layout & Block diagram
Reference Voltage
Thermal
Protection
Pre
Drive
1
2
ILL
MODE2 MODE1
10V
2.Pin function
Pin
Symbol
No.
1
NC
2
TUNER
3
FM/AM
4
POWER CNT
5
5V
6
VSW 14VOUT
7
MEMORY
8
NC
9
9V
10
AM
11
FM
12
GND
1-16
All manuals and user guides at all-guides.com
ASO & Peak
Current Protection
AMP
Pre
Out
Drive
3
4
5
STB
VDD
AMP
5.6V
Non connect
When 5V is input,becomes AM. and the antenna output is turned on.
When 5V is input,becomes AM. and the output of FM is switched.
When 5V is input, outputs to ILL,COM,and AMP. It is 0V usually.
5.6V power supply.
Power supply supply to remote amplifier
Back up. connects with ACC with it.
Non connect
8.7V power supply.
The power supply of 8.7V to AM.
The power supply of 8.7V to FM.
Ground
Pre
Drive
AMP
Out
6
7
8
VCC
ANT
COM
8.7V
Function
Pre
Drive
Pre
Drive
9
10
11
12
AM
FM
GND
8.7V
8.7V
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