Table 2-
6. NIC Indicator Codes
System Messages
System messages alert you to a possible operating system problem or to a conflict between the software and hardware.
Table 2
-7
lists the system error
messages that can occur and the probable cause for each message.
Table 2-
7. System Messages
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.
NOTE:
If you receive a system message that is not listed in
Table 2
-7
, see the documentation for the application that is running when the message
appears and/or the operating system documentation for an explanation of the message and recommended action.
Message
Causes
Corrective Actions
Address mark not found
Faulty CD drive, diskette drive, or hard-drive; faulty
system board.
See "
Troubleshooting the Diskette Drive
," "
Troubleshooting a CD
Drive
," and "
Troubleshooting Hard Drives
" in "Troubleshooting Your
System."
Alert! Back system fan was
not detected.
Specified fan is missing, faulty, or improperly
installed.
See "
Troubleshooting System Cooling
" in "Troubleshooting Your
System."
Alert! CPU
n
fan was not
detected.
Alert! Front system fan was
not detected.
Alert! Cover was previously
removed!
The chassis has been opened.
Information only.
Alert! Previous back system
fan failure.
Specified fan failed before last system startup (see
Figure 5
-5
to identify the fans).
Information only.
Alert! Previous CPU
n
fan
failure.
Alert! Previous front system
fan failure.
Alert! Previous voltage
failure.
Power supply failed before last system startup.
Information only.
Alert! Processor thermal
probe failure detected.
Microprocessor fan is missing, faulty, or improperly
installed.
See "
Troubleshooting System Cooling
" in "Troubleshooting Your
System."
Alert! Unsupported memory or
incomplete sets in the
Faulty memory module(s).
Ensure that all memory modules are properly installed. If the
problem persists, see "
Troubleshooting System Memory
" in
"Troubleshooting Your System."