Troubleshooting; Safety And Comfort; Before You Call For Technical Support - Compaq dx2355 - Microtower PC Troubleshooting Manual

Safety and Comfort

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Before You Call for Technical Support

✎
Troubleshooting Guide
WARNING: Misuse of the computer or failure to establish a safe and
comfortable work environment may result in discomfort or serious injury.
Refer to the Safety & Comfort Guide on the Documentation and
Diagnostics CD and available at
on choosing a workspace and creating a safe and comfortable work
environment.
If you are having problems with the computer, try the appropriate
solutions below to try to isolate the exact problem before calling for
technical support.
■
Run the diagnostics utility. Refer to
Diagnostic Features"
■
Run the Drive Protection System (DPS) Self-Test in Computer
Setup. Refer to the Computer Setup (F10) Utility Guide on the
Documentation and Diagnostics CD for more information.
The Drive Protection System (DPS) Self-Test software is available on
some models only.
■
Check the Power LED on the front of the computer to see if it is
flashing. The flashing lights are error codes that will help you
diagnose the problem. Refer to
and Audible Codes"
■
If the screen is blank, plug the monitor into a different video port
on the computer if one is available. Or, change out the monitor
with a monitor that you know is functioning properly.
www.hp.com

Troubleshooting

www.hp.com/ergo
Chapter 1, "Computer
for more information.
"Interpreting Diagnostic Lights
to interpret the codes.
2
for more information
2–1