Diagnostic Tools Overview
Power-On Self-Test (POST)
When you turn on the server, it performs a series of tests to chec server components and some options. This series of tests is called the
POST | does | the | following: |
Ÿ | Checks | the | operation of some basic |
Ÿ | Checks | the | memory |
ŸCompares the current server configuration with the stored server con information
ŸConfigures PCI adapters
Ÿ Starts the video operation
ŸVerifies that drives (such as the diskette,
If you have a
password and pressEnter before POST will continue.
While the memory is being tested, the amount of available memory appe screen. These numbers advance as the system progresses through POST and final number that appears on the screen represents the amount of memor
available. | If | POST finishes | without detecting any | problems, a | single bee |
and the | first | screen of | your operating system | or application | program |
If POST detects a problem, an error message appears on your screen. problem can cause several error messages to appear. When this occurs, correct the cause of the first error message. After the cause is error messages probably will not appear the next time you turn on the
POST Beep Codes
POST | generates beep codes to indicate successful completion or the de |
an | error. |
Ÿ One beep indicates successful completion of POST.
ŸMore than one beep indicates that POST detected an error. For more information, see
Error Messages
Error messages indicate that a problem exists; they are not intended identify a failing part. Troubleshooting and servicing of complex problems by error messages should be performed by a trained service technici
Hardware error messages that occur can be text, numeric, or both. Me generated by your software generally are text messages, but they a numeric.
