HP (Hewlett-Packard) H3D90USABA Personal Computer User Manual


 
Solving Keyboard and Mouse Problems
If you encounter keyboard or mouse problems, see the documentation that came with the equipment
and to the common causes and solutions listed in the following table.
Table D-9 Solving Keyboard Problems
Keyboard commands and typing are not recognized by the computer.
Cause Solution
Keyboard connector is not properly connected. 1. On the Windows XP Desktop, click Start > Shut
Down.
On the Windows Vista or Windows 7 Desktop, click
Start, click the arrow on the lower right corner of the
Start menu, then select Shut Down.
2. After the shutdown is complete, reconnect the keyboard
to the back of the computer and restart the computer.
Program in use has stopped responding to commands. Shut down your computer using the mouse and then restart the
computer.
Keyboard needs repairs. See the Worldwide Limited Warranty for terms and
conditions.
Computer is in standby mode. Press the power button to resume from standby mode.
CAUTION: When attempting to resume from standby
mode, do not hold down the power button for more than four
seconds. Otherwise, the computer will shut down and you will
lose any unsaved data.
Cursor will not move using the arrow keys on the keypad.
Cause Solution
The Num Lock key may be on. Press the Num Lock key. The Num Lock light should not be on
if you want to use the arrow keys. The Num Lock key can be
disabled (or enabled) in Computer Setup.
288 Appendix D Troubleshooting Without Diagnostics