NIC indicator codes
Indicators on each NIC provide information about the activity and link status. The activity LED indicator indicates if data is flowing through
the NIC, and the link LED indicator indicates the speed of the connected network.
Figure 13. NIC indicator codes
1
link LED indicator
2
activity LED indicator
Status
Condition
Link and activity indicators are off
The NIC is not connected to the network.
Link indicator is green and activity indicator is blinking green The NIC is connected to a valid network at its maximum port speed and
data is being sent or received.
Link indicator is amber and activity indicator is blinking
green
The NIC is connected to a valid network at less than its maximum port
speed and data is being sent or received.
Link indicator is green and activity indicator is off
The NIC is connected to a valid network at its maximum port speed and
data is not being sent or received.
Link indicator is amber and activity indicator is off
The NIC is connected to a valid network at less than its maximum port
speed and data is not being sent or received.
Link indicator is blinking green and activity is off
NIC identify is enabled through the NIC configuration utility.
Power supply unit indicator codes
An illuminated translucent handle on the AC power supply units (PSUs) serves as a status indicator. The indicator shows whether power is
present or if a power fault has occurred.
Figure 14. AC PSU status indicator
1
AC PSU status indicator/handle
Diagnostics and indicators
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