Removing And Installing The Front Bezel; Removing The Front Bezel; Installing The Front Bezel - Extreme Networks ExtremeControl IA-A-25 Installation Manual

to maximize efficiency.
Each power supply has a single bi-color LED to indicate power supply status, as
described in the following table.
Power Supply Status LED Indicator Patterns
LED Pattern
Green
Off
1Hz blinking green
Amber
1Hz blinking amber
Amber
2Hz blinking green

Removing and Installing the Front Bezel

The engine comes with an optional front panel bezel that you can attach to the
front of the chassis by snapping the bezel onto the chassis handles. A key lock
allows you to lock the bezel in place so that front panel controls cannot be used.
You can still monitor system status indicators with the bezel in place.

Removing the Front Bezel

To remove the front bezel:
1. Unlock the bezel if it is locked.
2. Remove the left end of the front bezel from rack handle.
3. Rotate the front bezel counterclockwise to release the latches on the right end from
the rack handle.

Installing the Front Bezel

Note: Before installing the bezel, you must install the rack handles. See
Installing the Engine into a
Removing and Installing the Front Bezel
Power Supply Condition
Output on and OK
No AC power to all power supplies
AC present / Only 12VSB on (PS off) or PS in cold redundant
state
AC power cord unplugged or AC power lost. With a 2nd PS in
parallel still with AC input power
Power supply warning events where PS continues to operate
— high temp, high power, high current, slow fan
Power supply critical event causing a shutdown, failure, OCP,
OVP, fan fail
Power supply firmware updating
Rack.
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