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11 Troubleshooting Without Diagnostics
This chapter provides information on how to identify and correct minor problems, such as diskette
drive, hard drive, optical drive, graphics, audio, memory, and software problems. If you encounter
problems with the computer, refer to the tables in this chapter for probable causes and recommended
solutions.
NOTE:
For information on specific error messages that may appear on the screen during Power-On
Self-Test (POST) at startup, refer to
Safety and Comfort
WARNING!
may result in discomfort or serious injury. Refer to the Safety & Comfort Guide at
ergo
for more information on choosing a workspace and creating a safe and comfortable work
environment. For more information, refer to the Safety & Regulatory Information guide.
Before You Call for Technical Support
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 HP diagnostic tool.
●
Run the hard drive self-test in Computer Setup.
●
If the computer is beeping, the beeps are error codes that will help you diagnose the problem.
Refer to
●
If the screen is blank, plug the monitor into a different video port on the computer if one is
available. Or, replace the monitor with a monitor that you know is functioning properly.
●
If you are working on a network, plug another computer with a different cable into the network
connection. There may be a problem with the network plug or cable.
●
If you recently added new hardware, remove the hardware and see if the computer functions
properly.
●
If you recently installed new software, uninstall the software and see if the computer functions
properly.
Misuse of the computer or failure to establish a safe and comfortable work environment
POST Error Messages on page 185
POST Error Messages on page
for more information.
185.
http://www.hp.com/
Safety and Comfort
147
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