Getting Started
Getting Started www.hp.com 33
Interpreting Diagnostic Lights and Audible
Codes
This section covers the front panel LED codes as well as the
audible codes that may occur before or during POST that do not
necessarily have an error code or text message associated with
them.
✎
If you see flashing LEDs on a PS/2 keyboard, look for flashing
LEDs on the front panel of the computer and refer to the
following table to determine the front panel LED codes.
✎
Recommended actions in the following table are listed in the
order in which they should be performed.
Diagnostic Front Panel LEDs and Audible Codes
Activity Beeps Possible Cause
Recommended
Action
Green Power LED
On.
None Computer on. None
Green Power LED
flashes every two
seconds.
None Computer in
Suspend to RAM
mode (select models
only) or normal
Suspend mode.
None required. Press
any key or move the
mouse to wake the
computer.
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