Dell R420xr owner manual CPU0704 Message, FAN0000 Message, FAN0001 Message, FAN1201 Message

Models: R420xr

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Error Code

Message Information

 

 

 

Action

1.

Check system and operating system logs for exceptions.

 

 

 

 

 

If no exceptions are found, continue.

 

 

2.

Turn off the system and remove input power for one

 

 

 

minute.

 

 

3.

Ensure the processor is seated correctly.

 

 

4.

Reapply input power and turn on the system.

 

 

5.

If the issue persists, see Getting Help.

CPU0704

Message

CPU <number> machine check error detected.

 

 

LCD Message

CPU <number> machine check error detected. Power cycle

 

 

system.

 

Details

System event log and operating system logs may indicate

 

 

that the exception is external to the processor.

 

Action

1.

Check system and operating system logs for exceptions.

 

 

 

 

 

If no exceptions are found, continue.

 

 

2.

Turn off the system and remove input power for one

 

 

 

minute.

 

 

3.

Ensure the processor is seated correctly.

 

 

4.

Reapply input power and turn on the system.

 

 

5.

If the issue persists, see Getting Help.

FAN0000

Message

Fan <number> RPM is less than the lower warning threshold.

 

 

Details

Fan operating speed is out of range.

 

Action

Remove and reinstall the fan. If the issue persists, see Getting

 

 

Help.

FAN0001

Message

Fan <number> RPM is less than the lower critical threshold.

 

 

LCD Message

Fan <number> RPM is outside of range. Check fan.

 

Details

Fan operating speed is out of range.

 

Action

Remove and reinstall the fan. If the issue persists, see Getting

 

 

Help.

FAN1201

Message

Fan redundancy is lost.

 

 

LCD Message

Fan redundancy is lost. Check fans.

 

Details

Fan has failed.

 

Action

Remove and reinstall failed fans or install additional fans.

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Dell R420xr owner manual CPU0704 Message, FAN0000 Message, FAN0001 Message, FAN1201 Message