HP Blade Blade Troubleshooting Manual page 40

Troubleshooting Without Diagnostics
Solving Keyboard Problems (Continued)
Problem
Cursor will not move using
the arrow keys on the
keypad.
Solving Mouse Problems
Problem
Mouse does not respond to
movement or is too slow.
2–28
Cause
The Num Lock key
may be on.
Cause
Mouse connector is
not properly plugged
into the back of the
computer.
Program in use has
stopped responding
to commands.
Mouse may need
cleaning.
Mouse may need
repair.
www.hp.com
Solution
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.
Solution
Shut down the computer using the
keyboard.
1. Press the Ctrl and Esc keys at
the same time (or press the
Windows logo key) to
display the Start menu.
2. Use the up or down arrow key
to select Shut Down and then
press the Enter key.
3. Use the up or down arrow key
to select the Shut Down
option and then press the
Enter key.
4. After the shutdown is complete,
plug the mouse connector into
the back of the computer (or the
keyboard) and restart.
Shut down the computer using the
keyboard then restart the computer.
Remove the roller ball cover on the
mouse and clean the internal
components.
See the Worldwide Limited
Warranty for terms and conditions.
Troubleshooting Guide