Power-On Self-Test (Post); Post Beep Codes; Post Error Messages - IBM eServer xSeries 225 Type 8647 Installation Manual

Power-on self-test (POST)

When you turn on the server, the power-on self-test (POST) performs a series of
tests to check the operation of system components and some of the installed
options.
If POST finishes without detecting any problems, the first window of your operating
system or application program appears.
If POST detects a problem, more than one beep might sound, an error message
might appear on your screen, or both.
Notes:
1. If you have a user password set, you must type the password and press Enter,
2. A single problem might cause several error messages. When this occurs, work

POST beep codes

The possible types of beep codes are:
No beeps
Continuous beep
Beep codes for specific failures

POST error messages

The following table provides an abbreviated list of the error messages that might
appear during POST.
Note: See the Hardware Maintenance Manual and Troubleshooting Guide on the
54
IBM xSeries 225 Type 8647: Installation Guide
when prompted, before the operating system will load.
to correct the cause of the first error message. After you correct the cause of
the first error message, the other error messages typically will resolve the next
time you run the test.
No beep codes indicates that your server successfully completed POST
without finding any errors.
Your startup (boot) microprocessor has failed, or your system board or
speaker subsystem might contain a failing component. If the system
continues through POST with no errors, call for service. If no video appears,
the startup processor has failed.
Beep codes indicating specific system problems are listed in the Hardware
Maintenance Manual and Troubleshooting Guide on the IBM xSeries
Documentation CD.
IBM xSeries Documentation CD for more information about the POST error
messages.
POST Failing device or
message problem found
162 Change in device
configuration
163 Time of day has not
been set
164 Change in memory
configuration
Suggested action
Verify that your optional devices are turned on and
installed correctly.
Set the correct date and time.
Verify that your memory is installed properly; then,
restart the server and run the Configuration/Setup
Utility program.