IBM pSeries 670, Service Manual

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Error Code Description Action/
Possible Failing FRU
2B20 0011 Processor is manually disabled. Use the service processor menus to re-enable
the processor and reboot the system.
2B20 0012 This is an informational code that is generated
when the cpu_deallocate command is used
to take a processor off-line.
There is no action required.
To bring the processor back on-line, or back
into the system or partition configuration,
reboot the operating system.
2B20 0022 Processor is deconfigured by the system. The processor has previously failed BIST or
POST. Replace the processor MCM indicated
by the location code associated with the error
code in the error log.
2B20 0031 Processor is failing POST Replace the processor MCM indicated by the
location code associated with the error code
in the error log.
2B20 0042 Unknown processor card Remove the unknown/unsupported processor
MCM.
2B20 8880 Unrecoverable processor subsystem error If Linux is the only operating system on the
failing system, call service support.
If AIX is available, and the system is powered
off, replace the FRU indicated in the service
processor error log entry. If AIX is available
and the system has been rebooted, run online
AIX diagnostics and look for an AIX error log
entry in which the description says cache or
cache controller error. Replace the FRUs
listed in this entry.
2B20 8881 Software error Call service support.
2B20 8882 Software error Call service support.
2B20 8883 Software error Call service support.
2B20 8884 Unrecoverable processor subsystem error If Linux is the only operating system on the
failing system, call service support.
If AIX is available, and the system is powered
off, replace the FRU indicated in the service
processor error log entry. If AIX is available
and the system has been rebooted, run online
AIX diagnostics and look for an AIX error log
entry in which the description says cache or
cache controller error. Replace the FRUs
listed in this entry.
2B20 8885 Unrecoverable internal hardware error If Linux is the only operating system on the
failing system, call service support.
If Aix is available, run online AIX
diagnostics.Look for an AIX error log entry in
which the description says I/O bus time out,
access, or other error, or I/O bridge/device
internal error. Replace the FRUs listed in this
entry.
2B20 8888 Operating system termination request
received
Informational message.
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pSeries 670 Service Guide