IBM x3250 M3 Problem Determination And Service Manual page 55

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 x3250 M3 Types 4251, 4252, and 4261," on page 119 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.
Sensor CPU nOverTemp has
transitioned to non-recoverable.
(n = microprocessor number)
A bus timeout has occurred on
system %1.
(%1 = CIM_ComputerSystem.
ElementName)
Error A sensor has changed to
Nonrecoverable state.
Error A bus timeout has occurred.
1. Make sure that the fans are
operating, that there are no
obstructions to the airflow, that
the air baffle is in place and
correctly installed, and that the
server cover is installed and
completely closed.
2. Make sure that the heat sink
for microprocessor n is
installed correctly.
3. (Trained service technician
only) Replace microprocessor
n.
(n = microprocessor number)
1. Remove the adapter from the
PCI slot that is indicated by a
lit LED.
2. Replace the extender card.
3. Remove all PCI adapters.
4. (Trained service technicians
only) Replace the system
board.
Chapter 3. Diagnostics
37