Chapter 2. Solving Problems; Diagnostic Tools Overview - IBM xSeries 440 Troubleshooting Manual

Chapter 2. Solving Problems

This section provides basic troubleshooting information to help you resolve some
common problems that might occur with your server.
If you cannot locate and correct the problem using the information in this section, see
"Getting help and technical assistance" on page 48 for more information.

Diagnostic tools overview

The following tools are available to help you identify and resolve hardware-related
problems:
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© Copyright IBM Corp. 2002
POST beep codes, error messages, and error logs
The power-on self-test (POST) generates beep codes and messages to indicate
successful test completion or the detection of a problem. See "POST" on page 17
for more information.
Diagnostic programs and error messages
The server diagnostic programs are stored in upgradable read-only memory
(ROM) on the system board. These programs are the primary method of testing
the major components of your server. See "Diagnostic programs and error
messages" on page 32 for more information.
Light Path Diagnostics
Use the Light Path Diagnostics feature to identify system errors quickly.
Troubleshooting charts
These charts list problem symptoms, along with suggested steps to correct the
problems. See the "Troubleshooting charts" on page 43 for more information.
Customized support page
You can create a customized support page that is specific to your hardware,
complete with Frequently Asked Questions, Parts Information, Technical Hints and
Tips, and Downloadable Files. In addition, you can choose to receive electronic
mail (e-mail) notifications whenever new information becomes available about
your registered products.
After you register and profile your xSeries products, you can diagnose problems
using the IBM Online Assistant and you can participate in the IBM discussion
forum. For more detailed information about registering and creating a customized
profile for your IBM products, visit the following addresses on the Web:
— http://www.ibm.com/pc/register
— http://www.ibm.com/pc/support
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