3-2
3.1.3  Front Panel - Controls, Indicators and Connectors 
The front panel controls, indicators and connectors of the Power Supply Module are 
described in Figure  3-1: 
POWER 
SUPPLY 
BAT 
AUX 
DC 
ON 
OFF 
PWR 
PWR 
IN 
BAT - Connector. Used for interconnecting 12 VDC 
power between the Power Supply module and the battery 
Replaceable fuses located inside panel  
AUX  - D C outpu t c onnec tor. 
Supplies 12 V DC power to Portable Radio 
DC ON/OFF - S w itc h. Co ntrols  the DC 
output of the Power Supply module   
Indication LED.  Lit when the Power Supply receives valid input Voltage 
P ow er In Connec tor 
FKN4463 cable   - T o  
45 VA  Power Transformer 
FKN4469 cable   
- 
12 
- 
16 V DC 
Indication LED  ā Lit 
when Power Supply Module outputs DC Voltage 
 
Figure  3-1 Power Supply Module ā Front Panel