• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See
Chapter 4 “Parts listing, Lenovo System x3550 M3 Type 4254 and 7944” on page 403 to determine which
components are customer replaceable units (CRU) and which components are field replaceable units (FRU).
• If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
• Go to the IBM support website at
http://www.ibm.com/supportportal/ to check for technical information, hints,
tips, and new device drivers or to submit a request for information.
Error code
Description
Action
0050001 DIMM disabled. Note: Each time you install or remove a DIMM, you
must disconnect the server from the power source;
then, wait 10 seconds before restarting the server.
1. Make sure the DIMM is installed correctly (see
“Installing a DIMM” on page 436).
2. If the DIMM was disabled because of a memory
fault, follow the suggested actions for that error
event and restart the server.
3. Check the IBM support website for an applicable
retain tip or firmware update that applies to this
memory event. If no memory fault is recorded in
the logs and no DIMM connector error LED is lit,
you can re-enable the DIMM through the Setup
utility or the Advanced Settings Utility (ASU).
0051003 Uncorrectable DIMM error Note: Each time you install or remove a DIMM, you
must disconnect the server from the power source;
then, wait 10 seconds before restarting the server.
1. Check the IBM support website for an applicable
retain tip or firmware update that applies to this
memory error.
2. Manually re-enable all affected DIMMs if the
server firmware version is older than UEFI v1.10. If
the server firmware version is UEFI v1.10 or
newer, disconnect and reconnect the server to the
power source and restart the server.
3. If the problem remains, replace the failing DIMM.
4. (Trained service technician only) If the problem
occurs on the same DIMM connector, check the
DIMM connector. If the connector contains any
foreign material or is damaged, replace the
system board.
5. (Trained service technician only) Remove the
affected microprocessor and check the
microprocessor socket pins for any damaged
pins. If a damage is found, replace the system
board.
6. (Trained Service technician only) Replace the
affected microprocessor.
Chapter 3. Diagnostics 309
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