
8
LEDs
Figure 60 FAN-80B-4-A front panel
(1) Fan tray status LED (FAN)
(2) Switch fabric module status LED (SFC)
Table 66 LED description
LED
Status
Description
Fan tray status LED
(FAN)
Steady green
The fan tray is operating correctly.
Steady red
The fan tray is faulty.
Off
The fan tray has not been powered on.
Switch fabric module
status LED (SFC)
Flashing green (once per
two seconds)
The switch fabric module is operating correctly.
Flashing green (four
times per second)
The switch fabric module is starting up.
Steady green
The switch fabric module has been isolated.
Steady red
A high severity alarm has occurred on the switch
fabric module or the switch fabric module is faulty.
Flashing red (once per
four seconds)
The switch fabric module temperature has
exceeded the upper warning threshold or fell below
the lower warning threshold.
Off
The switch fabric module is not present or is faulty.
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