ARMY TM 5-6675-309-14
MARINE CORPS TM 08840A-14/1
Table 3-1. Controls, Indicators, and Connectors - Continued
Function
Control, indicator, or connector
COMP FLG SET*
Used to measure COMP PS computer flag set signal
Used to measure COMP PS off signal
OFF
SELF TEST
Test Jacks:
TIMER 2 SEC
Used to monitor PSTS 2-second timer signal
TIMER 1 MIN
Used to monitor PSTS 1-minute timer signal
Used to measure overvoltage source for inverter driver
OVERVOLT +INV DR
Used to measure overvoltage source for +5V supply
O V E R V O L T +5V
Used to measure overvoltage source for precision +15V
OVERVOLT PREC +15V
supply
Used to measure overvoltage source for precision -15V
OVERVOLT PREC -15V
supply
+28V
Used to monitor PSTS +28V supply
-10V
Used to monitor PSTS -10V supply
Used to measure overvoltage source for +17V
OVERVOLT +17V
Used to measure overvoltage source for lamp supply
OVERVOLT V LAMP
Used to measure overvoltage source for memory +15V
OVERVOLT +15V MEM
Used to monitor PSTS +10V supply
+10V
Used to monitor reference voltages
REF
Used to monitor PSTS shutdown* control signal
SHUT DOWN*
Used to check operation of PSTS switches
SWITCH TEST
Used to check current source calibration
CUR SOURCE
Test jack for power return
PWR RTN
Used to check current source calibration
1 OHM
MODE switch
Switch Position
Used to test PS battery charger by simulating a low battery
BATT SIM 4A
Used to test PS battery charger by simulating a charged
BATT SIM 1A
battery
Allows measurement of unloaded power supply voltages
NO LOAD
Used to test power supplies under fully loaded conditions
FULL LOAD
Used to test ac power supplies under unbalanced (rectified)
+RECT
LOAD
load conditions. Polarity is +
Same as +RECT LOAD except polarity is -
-RECT LOAD
Used to test power supply overload protection circuitry.
OVERLOAD
The OVERLOAD mode is activated by INITIATE
switch.
3-3
