F5 VIPRION 2400, Platform Manual, Page: 15 / 72

Power supply indicator LED types
There are several indicator LEDs on the power supply. Each LED provides a specific function.
Description Function
Indicates that AC input voltage is operational (on) or non-functioning
(off). AC
Indicates that DC output voltage is operational (on) or
non-functioning (off). DC
Indicates the following conditions: FAIL
• No AC input
• Fan failure
• Power supply errors or failures (for example, high temperature,
high voltage)
Indicates the following conditions: SYS
• Yellow status when the fan tray is powered, and one of the
following conditions is true:
• AC failure
• DC failure
• Any other power supply faults, such as fan failure (indicated
by the FAIL LED)
• Green status when the fan tray is powered, and the power supply
is fully functional (AC and DC are OK; no other faults indicated
by the FAIL LED).
Indicator LED behavior
The indicator LEDs behave in a specific manner to indicate system or component status.
Description Behavior
LED is not lit and does not display any color. Off (none)
LED is lit and does not blink. Solid
LED turns on and off at a regular frequency. Blinking
LED turns on and off with an irregular frequency and may sometimes
appear solid. Intermittent
LED alert conditions
When there is an alert condition on the unit, the Alarm LED behaves in a specific manner.
Description Action
Alarm LED behavior System situation
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Platform Guide: VIPRION 2400