Table 6. IMM error messages (continued)
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 4, “Parts listing, System x3550 M3 Types 4254 and 7944,” on page 159 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.
An Over-Temperature Condition has
been detected on the Processor CPU
nStatus.
(n = microprocessor number)
Error An overtemperature
condition has occurred for
microprocessor n.
(n = microprocessor
number)
1. Make sure that the
fans are operating, that
there are no
obstructions to the
airflow (front and rear
of the server), that the
air baffles are in place
and correctly installed,
and that the server
cover is installed and
completely closed.
2. Make sure that the
heat sink for
microprocessor nis
installed correctly.
3. (Trained service
technician only)
Replace
microprocessor n.
(n = microprocessor
number)
42 IBM System x3550 M3 Types 4254 and 7944: Problem Determination and Service Guide
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