Lenovo ThinkServer TD200x - Manual (Page 181)

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the "Parts Listing" section in the Hardware Maintenance Manual 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.
Memory uncorrectable error detected
for DIMM n Status on Memory
Subsystem DIMM n Status.
(n = DIMM number) 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.
5. (Trained service technician
only) Replace the system
board.
Memory Logging Limit Reached for
DIMM nStatus on Memory
Subsystem DIMMnStatus.
(n = DIMM number) Error The memory logging limit
has been reached.
1. Update the server firmware to
the latest level.
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.
2. Reseat the DIMMs and run
the DSA memory test.
3. Replace any DIMM that is
indicated by a lit error LED.
Memory DIMM Configuration Error
for DIMM n Status on Memory
Subsystem DIMM n Status.
(n = DIMM number) Error A DIMM configuration error
has occurred. Make sure that DIMMs are
installed in the correct sequence
and have the same size, type,
speed, and technology.
Sensor DIMM n Temp has
transitioned to critical from a less
severe state.
(n = DIMM number) Error A sensor has changed to
Critical state from a less
severe state.
1. Make sure that the fans are
operating, that there are no
obstructions to the airflow,
that the air baffles are in
place and correctly installed,
and that the server cover is
installed and completely
closed.
2. If a fan has failed, complete
the action for a fan failure.
3. Replace DIMM n.
(n = DIMM number)
Chapter 7. Troubleshooting 165