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• See Chapter 3 "Parts listing" on page 29 to determine which components are consumable, structural, or CRU
parts.
• If an action step is preceded by "(Trained technician only)," that step must be performed only by a trained
technician.
Description
Error code
166-805-xxx
IMM test stopped: invalid command for the
given LUN.
166-806-xxx
IMM test stopped: timeout while processing
the command.
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.
See "Removing the blade server from the
BladeCenter unit" on page 39.
2. Wait 45 seconds and reseat the blade server in
the blade server bay and turn on the blade
server. See "Installing the blade server in a
BladeCenter unit" on page 39 and "Turning on
the blade server" on page 6.
3. Rerun the test. See "Diagnostic tools overview"
on page 78.
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 website at http://www-933.ibm.com/
support/fixcentral/systemx/groupView? query.
productGroup=ibm%2FBladeCenter.
5. Make sure that the IMM 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 website at http://www-933.ibm.
com/ support/fixcentral/systemx/groupView?
query.productGroup=ibm%2FBladeCenter.
6. Rerun the test.
7. If the failure remains, refer to Chapter 4
"Removing and replacing blade server
components" on page 37 to replace the failed
component.
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.
See "Removing the blade server from the
BladeCenter unit" on page 39.
2. Wait 45 seconds and reseat the blade server in
the blade server bay and turn on the blade
server. See "Installing the blade server in a
BladeCenter unit" on page 39 and "Turning on
the blade server" on page 6.
3. Rerun the test. See "Diagnostic tools overview"
on page 78.
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 website at http://www-933.ibm.com/
Chapter 5
.
215
Diagnostics
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