16 About Your System
Figure 1-4. Power Supply Indicators

NIC Indicator Codes

Each NIC on the back panel has an indicator that provides information on network activity and lin k status.
See Figure 1-5. Table 1-6 lists the NIC indicator codes.
Figure 1-5. NIC Indicators
1 power supply status indicator 2 power supply fault indicator 3 AC line status indicator
1 link indicator 2 activity indicator
Table 1-6. NIC Indicator Codes
Indicator Indicator Code
Link and activity indicators are off The NIC is not connected to the network.
Link indicator is green The NIC is connected to a valid link partner on the network.
Activity indicator is amber blinking Network data is being sent or received.
3
2
1
12