NIC indicator codes
Figure 6. NIC indicators
1.
link indicator
2.
activity indicator
Convention
Indicator pattern
Description
A
Link and activity indicators
are OFF
The NIC is not connected to the network.
B
Link indicator is green
The NIC is connected to a valid network at its maximum
port speed (1 Gbps).
C
Link indicator is yellow
The NIC is connected to a valid network at less than its
maximum port speed.
D
Activity indicator is blinking
green
Network data is being sent or received.
Power supply unit indicator codes
Power indicator codes for AC and DC redundant power supply unit
Each AC power supply unit (PSU) has an illuminated translucent handle and each DC PSU (when
available) has an LED that serves as an indicator to show whether power is present or a power fault has
occurred.
16