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MX960 AC Power Supply LEDs

Each AC power supply faceplate contains three LEDs that indicate the status of the power supply (see Table 1). The power supply status is also reflected in two LEDs on the craft interface In addition, a power supply failure triggers the red alarm LED on the craft interface.

Table 1: AC Power Supply LEDs

Label

Color

State

Description

AC OK

Green

Off

AC power applied to power supply is not within the normal operating range.

On

AC power applied to power supply is within the normal operating range.

DC OK

Green

Off

DC power outputs generated by the power supply are not within the normal operating ranges.

On

DC power outputs generated by the power supply are within the normal operating ranges.

PS FAIL

Red

Off

Power supply is functioning normally.

On

Power supply is not functioning normally. Check AC OK and DC OK LEDs for more information.

Published: 2009-08-04