Table 2-6. 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.

 

 

 

 

 

 

 

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.

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.

Table 2-7. System Messages

Message

Causes

Corrective Actions

 

 

 

 

Faulty CD drive, diskette drive, or hard-drive; faulty

See "Troubleshooting the Diskette Drive," "Troubleshooting a CD

 

system board.

Drive," and "Troubleshooting Hard Drives" in "Troubleshooting Your

Address mark not found

 

System."

 

 

 

 

 

 

Specified fan is missing, faulty, or improperly

See "Troubleshooting System Cooling" in "Troubleshooting Your

 

installed.

System."

Alert! Back system fan was

 

 

not detected.

 

 

Alert! CPU n fan was not

 

 

detected.

 

 

Alert! Front system fan was

 

 

not detected.

 

 

 

 

 

 

The chassis has been opened.

Information only.

Alert! Cover was previously

 

 

removed!

 

 

 

Specified fan failed before last system startup (see

Information only.

 

Figure 5-5 to identify the fans).

 

Alert! Previous back system

 

 

fan failure.

 

 

 

 

 

Alert! Previous CPU n fan

 

 

failure.

 

 

 

 

 

Alert! Previous front system

 

 

fan failure.

 

 

 

 

 

 

Power supply failed before last system startup.

Information only.

Alert! Previous voltage

 

 

failure.

 

 

 

 

 

 

Microprocessor fan is missing, faulty, or improperly

See "Troubleshooting System Cooling" in "Troubleshooting Your

 

installed.

System."

Alert! Processor thermal

 

 

probe failure detected.

 

 

 

Faulty memory module(s).

Ensure that all memory modules are properly installed. If the

 

 

problem persists, see "Troubleshooting System Memory" in

Alert! Unsupported memory or

 

"Troubleshooting Your System."

 

 

incomplete sets in the

 

 

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Dell 1600SC manual System Messages, NIC Indicator Codes, Indicator Indicator Code, Message Causes Corrective Actions