Dell PowerEdge T420, Owner'S Manual

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Error Code Message Information
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 .
CPU0702
Message CPU bus parity error detected.
LCD Message CPU bus parity 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 .
CPU0703
Message CPU bus initialization error detected.
LCD Message CPU bus initialization 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 .
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.
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