Lenovo System x3550 M3 - Troubleshooting tables

Table 9. DSA Preboot messages (continued)
• 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.
Message
number
Compo-
nent Test State
Description
Action
201-901-
xxx
Memory Memory
Test
Failed Test failure:
single-bit
error, failing
DIMM z.
1. Turn off the system and disconnect it from
the power source.
2. Reseat DIMM z.
3. Reconnect the system to power and turn on
the system.
4. Make sure that the DSA code is at the latest
level. For the latest level of DSA code, go to
http://www.ibm.com/support/entry/portal/
docdisplay?lndocid=SERV-DSA
.
5. Make sure that the server firmware is at the
latest level. The installed firmware level is
shown in the DSA event log in the Firmware/
VPD section for this component. For more
information, see
“Updating the firmware” on
page 513
.
6. Run the test again.
7. Replace the failing DIMMs.
8. Re-enable all memory in the Setup utility (see
“Using the Setup utility” on page 517).
9. Run the test again.
10. Replace the failing DIMM.
11. Re-enable all memory in the Setup utility (see
“Using the Setup utility” on page 517).
12. Run the test again.
13. If the failure remains, go to the IBM website
for more troubleshooting information at
http://www.ibm.com/support/entry/portal/
docdisplay?lndocid=SERV-CALL
.
202-801-
xxx
Memory Memory
Stress
Test
Abor-
ted
Internal
program
error.
1. Turn off and restart the system.
2. Make sure that the DSA code is at the latest
level. For the latest level of DSA code, go to
http://www.ibm.com/support/entry/portal/
docdisplay?lndocid=SERV-DSA
.
3. Make sure that the server firmware is at the
latest level. The installed firmware level is
shown in the DSA event log in the Firmware/
VPD section for this component. For more
information, see
“Updating the firmware” on
page 513.
348 System x3550 M3Problem Determination and Service Guide