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.
Array %1 is in critical condition.
(%1 =
CIM_ComputerSystem.ElementName)
Error An array is in Critical state.
(Sensor = Drive n Status)
(n = hard disk drive
number)
1. Make sure that the
RAID controller
firmware and hard disk
drive firmware is at the
latest level.
2. Make sure that the
SAS cable is
connected correctly.
3. Replace the SAS
cable.
4. Replace the controller.
5. Replace the hard disk
drive that is indicated
by a lit status LED.
Array %1 has failed.
(%1 =
CIM_ComputerSystem.ElementName)
Error An array is in Failed state.
(Sensor = Drive n Status)
(n = hard disk drive
number)
1. Make sure that the
RAID controller
firmware and hard disk
drive firmware is at the
latest level.
2. Make sure that the
SAS cable is
connected correctly.
3. Replace the SAS
cable.
4. Replace the controller.
5. Replace the hard disk
drive that is indicated
by a lit status LED.
Memory uncorrectable error detected for
DIMM All DIMMs on Memory Subsystem
All DIMMs.
Error A memory uncorrectable
error has occurred.
1. If the server failed the
POST memory test,
reseat the DIMMs.
2. Replace any DIMM
that is indicated by a lit
error LED.
Note: You do not have
to replace DIMMs by
pairs.
3. Run the Setup utility to
enable all the DIMMs.
4. Run the DSA memory
test.
62 IBM System x3550 M3 Types 4254 and 7944: Problem Determination and Service Guide