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IBM x3250 M3 Problem Determination And Service Manual page 58

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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.
A Uncorrectable Bus Error has
occurred on system %1.
(%1 = CIM_ComputerSystem.
ElementName)
Sensor Sys Board Fault has
transitioned to critical from a less
severe state.
Sensor RAID Error has transitioned
to critical from a less severe state.
40
IBM System x3250 M3 Types 4251, 4252, and 4261: Problem Determination and Service Guide
Error
A bus uncorrectable error has
occurred.
(Sensor = Critical Int DIM)
Error
A sensor has changed to
Critical state from a less
severe state.
Error
A sensor has changed to
Critical state from a less
severe state.
1. Check the system-event log.
2. Check the DIMM error LEDs.
3. Remove the failing DIMM from
the system board.
4. Check for a server firmware
update.
Important: Some cluster
solutions require specific code
levels or coordinated code
updates. If the device is part
of a cluster solution, verify that
the latest level of code is
supported for the cluster
solution before you update the
code.
5. Make sure that the installed
DIMMs are supported and
configured correctly.
6. (Trained service technician
only) Replace the system
board.
1. Check the system-event log.
2. Check for an error LED on the
system board.
3. Replace any failing device.
4. Check for a server firmware
update.
Important: Some cluster
solutions require specific code
levels or coordinated code
updates. If the device is part
of a cluster solution, verify that
the latest level of code is
supported for the cluster
solution before you update the
code.
5. (Trained service technician
only) Replace the system
board.
1. Check the hard disk drive
LEDs.
2. Reseat the hard disk drive for
which the status LED is lit.
3. Replace the defective hard
disk drive.

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