Network Connection Problems; Optional-Device Problems - IBM 8853L6U Service Manual

Network connection problems

The blade server connects to the network using shared BladeCenter unit resources.
See the following table and "Solving shared BladeCenter resource problems" on
page 108.
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Types 1885 and 8853," on page 15 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.
Symptom
One or more blade servers are
unable to communicate with the
network.

Optional-device problems

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Types 1885 and 8853," on page 15 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.
Symptom
An IBM optional device that was
just installed does not work.
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BladeCenter HS21 Types 1885 and 8853: Problem Determination and Service Guide
Action
1. Check the function of the shared BladeCenter unit resources (see "Solving
shared BladeCenter resource problems" on page 108).
2. Make sure that:
v The correct device drivers are installed.
v The Ethernet controllers correctly configured.
v Optional I/O-expansion cards are correctly installed and configured.
3. (Trained service technician only) Replace the system board assembly.
Action
1. Make sure that:
v The device is designed for the blade server (see http://www.ibm.com/servers/
eserver/serverproven/compat/us/.
v You followed the installation instructions that came with the device and the
device is installed correctly.
v You have not loosened any other installed devices or cables.
v You updated the configuration information in the Configuration/Setup Utility
program. Whenever memory or any other device is changed, you must
update the configuration.
2. If the device comes with its own test instructions, use those instructions to test
the device.
3. Reseat the device that you just installed.
4. Replace the device that you just installed.