Red
One or more fans are not
inserted or have failed.
Off
Power supply is not inserted or
is not powered.
Green
Power supply operating
normally.
Power Supply Status
Red
Power supply has failed.
A.1.2
Port Indicators
Port LEDs, located in the vicinity of their corresponding ports, provide link and operational status. The
following figure displays the Port LED location on a representative switch.
Figure 13: Port LEDs
1
Port 4 status LED
3
Port 2 status LED
2
Port 3 status LED
4
Port 1 status LED
provides status conditions that correspond to port LED states. Port LED
behavior for QSFP+ and SFP+ ports is consistent.
Table 8: Port LED States
LED State
Status
Off
Port link is down.
Green
Port link is up.
Yellow
Port is software disabled.
Flashing Yellow
Port failed diagnostics.
A.2
Rear Status Indicators
The fan module contains an LED that reports the module status. Fan Status LEDs are on the fan
modules and are visible through the cover.
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