IBM LS42 - BladeCenter - 7902, Руководство по обслуживанию

Страница: 107 / 194

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 7901 and 7902,” on page 19 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 Action
One or more blade servers are
unable to communicate with
the network.
1.
Check the function of the shared BladeCenter unit resources (see “Solving
shared BladeCenter resource problems” on page 160).
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 (see
“Removing the system-board assembly” on page 62 and “Installing the
system-board assembly” on page 62).
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 7901 and 7902,” on page 19 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 Action
An IBM
®
optional device that
was just installed does not
work.
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 Setup Utility program.
Whenever memory or any other device is changed, you must update the
configuration (see “Using the Setup Utility program” on page 11).
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.
Power error messages
Power to the blade server is provided by shared BladeCenter unit resources. See
the following table and “Solving shared BladeCenter resource problems” on page
160.
Chapter 5. Diagnostics
95