IBM Aptiva 2142 - Manual (Page 121)

Error Messages
Messages generated by the software—the operating system or application
programs—generally are text messages, but they also can be numeric. The
following are the various error messages.
POST error messages
POST beep codes
Diagnostic error messages
Software generated messages
Multiple messages
Error Message Description
POST Error
Messages Displayed when POST finds problems with the hardware
or detects a change in the hardware configuration.
POST Beep Codes Sounds emitted from the speaker if POST finds a
problem. One or more beeps indicate a problem was
found by the POST.
Diagnostic Error
Messages Displayed when a test program finds a problem with a
hardware option.
Software
Generated Error
Messages Displayed if a problem or conflict is found by an
application program, the operating system, or both. For
an explanation of these messages, refer to the
information supplied with that software package.
Multiple Messages The first error that occurs can cause additional errors.
Follow the suggested action of the first error displayed.
In this case, the system displays more than one error
message. Always follow the suggested action
instructions for the
first error message displayed.
Diagnostic Aids 3-7