Dell PowerEdge 2650 - Manual (Page 10)

NIC Indicator Codes
Each NIC on the back panel has an indicator that provides information on network activity and link status (see Figure 3 -6 ). Table 3 -7 lists the NIC indicator
codes on the back panel.
The front panel has a link indicator for each NIC (see Figure 3 -2 ). Each indicator signifies whether the corresponding NIC is connected to a valid link partner on
the network.
Figure 3-6. NIC Indicators
Cooling Fan Indicator Codes
Each individual fan has a status indicator on the system board adjacent to the respective fan's connector (see Figure 3 -7 ). To locate the fan connectors on the
system board, see Figure 5 -3 . Table 3 -8 lists the fan indicator codes.
Figure 3-7. Cooling Fan Indicators
LCD Status Messages
The system's bezel indictor can signify when the system is operating correctly or when the system needs attention (see Figure 3 -1 ). When the bezel indicator
signifies an error condition, remove the bezel to see further information provided by the status LCD.
The LCD can display two lines of alphanumeric characters. The display codes are presented in two color combinations:
l White characters on a blue background — Information only; no action is required.
l Amber characters on a black background — The system needs attention.
Table 3 -9 lists the LCD status messages that can occur and the probable cause for each message. The LCD messages refer to events recorded in the SEL. For
information on the SEL and configuring system management settings, see the systems management software documentation.
Predicted failure for the drive Blinks green, then amber, and then off, repeating this sequence every two seconds
NOTE: The "drive busy" indicator signifies whether the hard drive is active on the SCSI bus. This indicator is controlled by the hard drive.
Table 3-7. 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.
Table 3-8. Cooling Fan Indicator Codes
Indicator Indicator Code
Off The fan is not required.
Green The fan is functioning properly.
Amber blinking The fan is malfunctioning.
Table 3-9. LCD Status Messages