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v See Chapter 4, "Parts listing, Types 8014, 8028 and 1916," on page 25 to determine which components are CRUs
and which components are FRUs.
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Error code
Description
166-906-xxx
Failed the BMC self test due to a failure in
VPD or Power PSOC.
Action
1. Turn off the blade server, open the blade server
release levers and pull the blade server away
from the blade server bay, but do not remove it
from the bay. See "Removing the blade server
from the BladeCenter unit" on page 33 for more
information.
2. Wait 45 seconds and reseat the blade server in
the blade module bay and turn on the blade
server. See "Installing the blade server in a
BladeCenter unit" on page 34 and "Turning on
the blade server" on page 9.
3. Rerun the test. See "Diagnostic tools overview"
on page 67.
4. Make sure that the DSA Diagnostic code is
up-to-date, upgrade if necessary; then, rerun the
test. The latest code can be found on the IBM
support Web site at http://www.ibm.com/
support/docview.wss?uid=psg1SERV-DSA.
5. Make sure that the BMC firmware level is
up-to-date, upgrade if necessary; then, rerun the
test. The installed firmware level can be found
in the DSA Diagnostic Event Log within the
Firmware/VPD section for this component. The
latest level firmware for this component can be
found on the IBM support Web site at
http://www.ibm.com/support/
docview.wss?uid=psg1MIGR-4JTS2T.
6. Turn off the blade server, open the blade server
release levers and pull the blade server away
from the blade server bay, but do not remove it
from the bay. See "Removing the blade server
from the BladeCenter unit" on page 33 for more
information.
7. Wait 45 seconds and reseat the blade server in
the blade module bay and turn on the blade
server. See "Installing the blade server in a
BladeCenter unit" on page 34 and "Turning on
the blade server" on page 9.
8. Rerun the test. See "Diagnostic tools overview"
on page 67.
9. If the failure remains, refer to Chapter 5,
"Removing and replacing blade server
components," on page 31 to replace the failed
component.
141
Chapter 6. Diagnostics
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