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T1600 Six-Input DC Power Supply LEDs

 

LEDs on each six-input DC power supply faceplate indicate the status of the power supply. In addition, a power supply failure triggers the red alarm LED on the craft interface. Table 1 displays the power supply LEDs.

Table 1: Six-Input DC Power Supply LEDs

LED

Color

State

Description

INPUT PRESENT—One per input

Green

On steadily

Input is receiving voltage.

Off

Input voltage is not present.

DC OK—One per power supply

Blue

On steadily

When all inputs are properly energized, the DC OK LED indicates that the power supply is functioning normally.

Blinking

Either the power supply is starting up, or it is not functioning, not properly installed, or not operating properly.

OVER TEMP—One per power supply

Yellow

On steadily

Power supply has exceeded recommended temperature.

Off

Power supply is within the recommended temperature or the power supply is not on.