Dell PowerEdge M520 (for PE VRTX) - Manual (Page 109)

Error Code Message Information
LCD Message PSU < number > is absent. Check PSU.
Details The supply has been removed or has failed.
Action
1. Remove and reinstall the power supply.
2. Check cables and subsystem components in the system for
damage.
3. If the issue persists, see Getting Help .
PSU0031
Message Cannot communicate with power supply < number >.
LCD Message Cannot communicate with PSU < number >. Re-seat PSU.
Details The power supply may operate, however power supply monitoring
will be degraded. System performance may be degraded.
Action Remove and reinstall the power supply. If the issue persists, see
Getting Help .
PSU1201
Message Power supply redundancy is lost.
Details The power supply will try to operate in a degraded state. System
Performance and power redundancy may be degraded or lost.
Action Check input power. Reinstall the power supply. If the issue persists,
see
Getting Help .
PSU1202
Message Power supply redundancy is degraded.
Details The power supply will try to operate in a degraded state. System
Performance and power redundancy may be degraded or lost.
Action Remove input power and reinstall supply at the next service window.
PSU1203
Message The power supplies are not redundant.
LCD Message Lost PSU redundancy. Check PSU cables.
Details The current power operational mode is non-redundant because of a
power supply exception, a power supply inventory change, or a
system power inventory change.
Action Check the event log for power supply failures. Review system
configuration and power consumption.
PSU1204
Message The power supplies are not redundant. Insufficient resources to
maintain normal operations.
LCD Message PSU redundancy degraded. Check PSU cables.
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