Dell PowerEdge M420 Owner's Manual page 75

Error Code Message Information
CPU0702
CPU0703
CPU0704
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Action
1. Check system and operating system logs for exceptions. If no exceptions are
found, continue.
2. Turn system off and remove input power for one minute.
3. Ensure the processor is seated correctly.
4. Reapply input power and turn system on.
5. If the issue persists, see
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 system off and remove input power for one minute.
3. Ensure the processor is seated correctly.
4. Reapply input power and turn system on.
5. If the issue persists, see
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 system off and remove input power for one minute.
3. Ensure the processor is seated correctly.
4. Reapply input power and turn system on.
5. If the issue persists, see
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 system off and remove input power for one minute.
3. Ensure the processor is seated correctly.
4. Reapply input power and turn system on.
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