Warning Messages And The Power-On Self-Test; Beep Codes - HP Brio 8500 Online Manual

2 About Your BIOS

Warning Messages and the Power-On Self-Test

The POST is executed each time the system is turned on or a reset is performed. The POST process checks that system
components are operating correctly and initializes certain system parameters.

Beep Codes

If a terminal error occurs during POST, the system issues a beep code before attempting to display the error. Beep codes
are useful for identifying the error when the system is unable to display the error messages.
The following table is a list of beep codes issued for terminal errors.
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 ( )$  *$
*"D