IBM 8863 - eServer xSeries 366 Service Manual page 97

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Type 8863," on page 93 to determine which components are customer
replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)", that step must be performed only by a
trained service technician.
System-error log message
CPU IERR detected, the system has been
restarted
CPU IERR, the CPU has been disabled
CPU non-critical over temperature warning
CPU non-recoverable over temperature fault
CPU mismatch: CPU unsupported by VRM.
CPU nn, where nn is the CPU number.
CPU removal detected
CPU X Over Temperature
Ethernet Data Rate modified from <value1> to
<value2> by user <USERID>
Ethernet Duplex setting modified from <value1>
to <value1> by user <USERID>
Ethernet interface <value> by user <USERID>
Ethernet locally administered MAC address
modified from x:x:x:x:x:x
Ethernet MTU setting modified from x to y by
user <USERID>
Fan X Failure (X of 1-8)
Action
Information only; if the message persists:
1. (Trained service technician only) Reseat the microprocessors.
2. Reseat the microprocessor VRMs, if present.
3. (Trained service technician only) Replace the microprocessor.
Information only; if the message persists:
1. (Trained service technician only) Reseat the microprocessors.
2. Reseat the microprocessor VRMs, if present.
3. (Trained service technician only) Replace the microprocessor.
1. Make sure that the fans have good airflow and are not
obstructed.
2. (Trained service technician only) Reseat the microprocessor
heat sink.
1. Make sure that the fans have good airflow and are not
obstructed.
2. (Trained service technician only) Reseat the microprocessor
heat sink.
Replace the 10.1 VRM with a 10.2 VRM.
Informational only; if the message persists:
1. (Trained service technician only) Reseat the microprocessors.
2. Reseat the microprocessor VRMs, if present.
1. Check all fans and remove any obstacles from the path of the
airflow.
2. Make sure that the room temperature is within the
recommended range.
3. Make sure that the microprocessor heat sinks are correctly
seated.
Information only
Information only
Information only
Information only
Information only
1. Make sure that nothing is blocking the fan.
2. Check the physical connection and make sure that the fan is
correctly seated.
3. Replace fan X.
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Chapter 2. Diagnostics