KS-FX230
1-18
NC
TUNER FM/AM POWER 5V
REMOTE VP
NC
9V
NC TUNER-9V GND
BA3918-V1 (IC781) : Regulator
1
2
3
4
5
6
7
8
9
10
11
12
NC
TUNER
FM/AM
POWER
5V
REMOTE
VP
NC
9V
NC
TUNER-9V
GND
Not used
Output selector of AM and ANT.
Output selector for AM or FM or both outputs is off.
Output selector of COM and AMP. Only VDD output is on at STAND BY.
Output level is 5.6v. Output current is 100mA(min). It is voltage supply
for micro computer. Whenever Vcc terminal is connected, output always
keep running
Voltage which is about 1V lower than Vcc unit voltage. Output current is
500mA(min). Voltage supply for Remote Amp.
To be continued to BACK UP and ACC of car.
Not used
Output level is 8.7V. Output current is 150mA(min). It can be used for
system common power supply ; tone control, volume control, balance control,
equalize amplifier.
Not used
Output level is 8.7V. Output current is 250mA(min). Voltage supply for
FM Radio Tuner.
To GND
Pin
No.
Symbol
Functions
-
O
O
O
-
-
O
-
-
-
-
-
I/O
1.Block diagram
2.Pin functions
-
+
-
+
-
+
-
+
OIVPC
REGULATOR
