HP Compaq Presario,Presario 5116 Quick Start Manual page 105

Symptom
Keyboard commands and
typing are not recognized by
computer.
Mouse does not respond to
movement or is too slow.
Mouse will only move vertically
or horizontally.
Problem
Keyboard connector is
not properly
connected.
Program in use has
stopped responding to
commands.
Keyboard needs repair. Refer to your Certificate of Warranty for details.
Mouse receiver is not
properly connected.
Mouse roller ball is
dirty.
Program in use has
stopped responding to
commands.
Mouse needs repair.
Solution
1. From the Windows taskbar, click the Start
button, and then click Shut Down... The Shut
Down Windows dialog box is displayed.
2. Select the Shut down option.
3. Click OK.
4. After the shutdown is complete, reconnect
the keyboard to the back of your computer
and restart your computer.
Shut down your computer using the mouse.
Refer to the problem below, "Mouse receiver is
not properly connected".
Shut down your computer using the keyboard:
1. Press the Ctrl and Esc keys at the same time
to display the Start menu.
2. Use the up or down arrow key to select Shut
Down..., and then press the Enter key.
3. Select the Shut down option. You may need
to use the up or down arrow key.
4. Press the Enter key to select OK.
5. After the shutdown is complete, reconnect
the mouse receiver on the back of your
computer (or the keyboard) and restart your
computer.
Remove roller ball cover from bottom of mouse
and clean with mouse cleaning kit available from
most computer stores.
Shut down your computer using the keyboard.
Refer to the preceding problem "Mouse receiver
is not properly connected" for details on how to
shut down using the keyboard.
Replace mouse. See your Certificate of Warranty
for details.