Table 3-1. Controls, Indicators, and Connectors

ARMY TM 5-6675-309-14

MARINE CORPS TM 08840A-14/1

Table 3-1. Controls, Indicators, and Connectors

Function

Control, indicator, or connector

POWER SUPPLY

Test Jacks:

Used to measure PS regulated +28V

+28V

Used to measure PS regulated -28V

-28V

Used to measure PS regulated +17V

+17V

Used to measure PS inverter drive voltage

+INV DR

Used to measure PS unregulated +24V

+24V

UNREG

Used to measure PS auxiliary +24V

+24V AUX

Used to measure PS input voltage

PWR IN

Used to measure PS voltage for IMU ambient heater

AMB PWR HEAT

Used to measure PS voltage for IMU ambient cooler

AMB PWR COOL

Used to measure PS voltage summation for IMU environ-

AMB PWR SUM

mental control

Test jack for signal return

SIG RTN

Used to measure PS voltage for IMU transient heater 1

HTR 1

Used to measure PS voltage for IMU transient heater 2

HTR 2

Test jack for power return

PWR RTN

Used to measure PS 115 VAC 0 phase

115V

Used to measure PS 115 VAC 90 phase

115V

Used to measure PS 26 VAC 90 phase

26V

Used to measure PS control signal for IMU flag inhibit

IMU FLG INH*

Used to measure PS undervoltage

UNDER VOLT

Used to measure PS overvoltage

OVER VOLT*

Used to measure PS battery voltage

BATT

Used to measure computer blower voltage

COMP BLO

Used to measure IMU blower voltage

IMU BLO

COMP PWR SUPPLY

Test Jacks:

Used to measure COMP PS +5V

+5V

Used to measure COMP PS precision +15V

PREC +15V

Used to measure COMP PS precision -15V

PREC -15V

Used to measure COMP PS input voltage

PWR IN

Used to measure COMP PS voltage for CDU lamps

V LAMP

Used to measure COMP PS +15V memory

+15V MEM

Test jack for signal return

SIG RTN

Test jack for power return

PWR RTN

Used to measure COMP PS Power On Reset signal

POR*

Used to measure COMP OFF signal to COMP PS

COMP OFF*

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