Solving Problems; If Your Pc Does Not Start Properly; If Your Pc Has A Hardware Problem - Compaq Evo D310 User Manual

Solving Problems

Solving Problems

If Your PC Does Not Start Properly

The PC Doesn't Power On
Have you checked that...
The PC's power cord or AC/DC adapter is
properly connected.
The Power-On Self Test Displays an Error
An on-screen error message or a beep code when the PC starts up means that there
is a configuration problem.
Have you checked...
The part of your configuration for which the
Power-On Self Test has detected an error.
If you still have a problem.
There is a Buzzing Noise
This is the pre-boot diagnostics capability feature. It detects problems with your PC.
There is a buzzing noise.

If Your PC Has a Hardware Problem

The Keyboard Doesn't Work...
Have you checked that...
The keyboard cable is correctly connected.
The keyboard is clean and no keys are stuck
down.
The keyboard itself is not defective.
8
How
Connect the power cord or AC/DC adapter to a
working power outlet and to the rear of the PC.
How
For more detailed help refer to the troubleshooting
information which is available on HP's support web
site at:
www.hp.com/go/support
(refer to
Run HP e-Diagtools
1 Count the number of beeps after the buzzer.
2 Contact Support (refer to page 16).
How
Plug the cable into the correct connector on the back
of the PC. Color coding is used for easy matching.
Check all keys are at the same height, and none are
stuck.
Either replace the keyboard by a known working unit
or try the keyboard with another PC.
.
)
page 12 .