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Fan Status LED
3
During operation, the Fan Status LED provides the following information:
T
ABLE
Status
Description
Off
The fan tray is not operating.
Green
The fan tray is receiving power and all three fans are operating
properly.
Amber
One fan has failed, but the remaining two can provide proper
cooling until the fan tray can be conveniently replaced.
Red
Two or more fans have failed. Replace the fan tray immediately.
4
Slot Labels
When the fan tray is installed in the Alcatel Wireless LAN Switch, these labels
name the module slots to the immediate right of the fan tray (see
page
2).
5
Fans (on side)
Three independent fans provide redundancy for cooling the Alcatel Wireless
LAN Switch cards.
Replacing a Fan Tray
C
AUTION
If hot swapping the fan tray, please be aware that there are time-critical
aspects to parts of the procedure. To ensure proper preparation, please read
through all the steps in the procedure before attempting the replacement.
Also, make sure you understand all the precautions in these steps as well as
those on
page
6.
4-1 Fan Status LED
—This procedure should be performed by a trained technician.
Chapter 4
Figure 1-1
on
The Fan Tray
19
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