Calling Ibm For Service - IBM QS22 - BladeCenter - 0793 Service Manual

If the blade server is inoperative, use the information in this section.
If you suspect that a software problem is causing failures (continuous or
intermittent), see "Software problems" on page 63.
Check the LEDs on all the power supplies of the BladeCenter unit in which the
blade server is installed. If the LEDs indicate that the power supplies are working
correctly and reseating the blade server does not correct the problem, complete the
following steps:
1. Turn off the blade server.
2. Remove the blade server from the BladeCenter unit and remove the cover.
3. Make sure that the control panel connector is correctly seated on the system
4. If no LEDs on the control panel are working of the blade server, replace the
5. Reinstall the blade server and check. If the blade server remains inactive,
6. Turn off the blade server.
7. Remove the blade server from the BladeCenter unit and remove the cover.
8. Remove or disconnect the following devices one at a time, if installed, until you
If the problem is solved when you remove the device from the blade server but the
problem recurs when you reinstall the same device, suspect the device; if the
problem recurs when you replace the device with a different one, suspect the
system board. Have a trained service technician replace the system board
assembly.
If you suspect a networking problem and the blade server passes all the system
tests, suspect the network switch. However, the problem may concern the network
itself and be external to the system.

Calling IBM for service

See Appendix B, "Getting help and technical assistance," on page 125 for
information about calling IBM for service.
When you call for service, have as much of the following information available as
possible:
v Machine type and model
v Failure symptoms
board (see "Removing the blade-server front bezel assembly" on page 33 for
the location of the connector).
bezel assembly. Try to turn on the blade server from the Advanced Management
Module (see the documentation for the BladeCenter unit and Advanced
Management Module for more information).
continue with step 6.
find the failure:
v High Speed InfiniBand expansion card
v SAS expansion card
v System DIMMs
v I/O buffer DIMMs
Reinstall, turn on, and reconfigure the blade server each time.
– Does the blade server fail the diagnostic programs? If so, what are the error
codes?
– What occurs? When? Where?
– Is the failure repeatable?
– Has the current server configuration ever worked?
Chapter 5. Diagnostics and troubleshooting
109