Helpful Hints - HP Compaq dc7900 USDT Quick Setup And Getting Started Manual

If it becomes necessary to call for technical assistance, be prepared to do the
following to ensure that your service call is handled properly:
●
Be in front of your computer when you call.
●
Write down the computer serial number and product ID number, and the
monitor serial number before calling.
●
Spend time troubleshooting the problem with the service technician.
●
Remove any hardware that was recently added to your system.
●
Remove any software that was recently installed.
● Restore the system from the Recovery Disc Set that you created or restore
the system to its original factory condition in HP Backup and Recovery
Manager.
CAUTION:
back up all data files before running the restore process.
NOTE: For sales information and warranty upgrades (HP Care Pack), call your
local authorized service provider or dealer.

Helpful Hints

If you encounter problems with the computer, monitor, or software, see the following
list of general suggestions before taking further action:
●
Check that the computer and monitor are plugged into a working electrical
outlet.
●
Check to see that the voltage select switch (some models) is set to the
appropriate voltage for your region (115V or 230V).
●
Check to see that the computer is turned on and the green power light is on.
●
Check to see that the monitor is turned on and the green monitor light is on.
●
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 Interpreting POST Diagnostic Front Panel LEDs and Audible Codes
on page 9
●
Turn up the brightness and contrast controls of the monitor if the monitor is
dim.
●
Press and hold any key. If the system beeps, then the keyboard should be
operating correctly.
● Check all cable connections for loose connections or incorrect connections.
●
Wake the computer by pressing any key on the keyboard or pressing the power
button. If the system remains in suspend mode, shut down the computer by
pressing and holding the power button for at least four seconds. Then press
8 Quick Setup & Getting Started
Restoring the system will erase all data on the hard drive. Be sure to
in this guide for details.
ENWW