Solving Keyboard And Mouse Problems - HP Pro 3400 Maintenance And Service 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
Keyboard connector is not properly connected.
Program in use has stopped responding to commands.
Keyboard needs repairs.
Computer is in standby mode.
Cursor will not move using the
Cause
The Num Lock
Table D-10 Solving Mouse Problems
Mouse does not respond to movement or is too slow.
Cause
Mouse connector is not properly plugged into the back of the
computer.
Program in use has stopped responding to commands.
arrow keys on the keypad.
key may be on.
Solution
1. On the 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.
Shut down your computer using the mouse and then restart
the computer.
See the Worldwide Limited Warranty for terms and
conditions.
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.
Solution
Press the Num Lock key. The Num Lock light should not be
on if you want to use the arrow
be disabled (or enabled) in Computer Setup.
Solution
Shut down the computer using the keyboard.
1. Press the Ctrl and Esc
the Windows logo key) to display the Start menu.
2. Use the arrow keys to select Shut Down and then
press the Enter key.
3. 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.
Solving Keyboard and Mouse Problems 161
keys. The Num Lock key can
keys at the same time (or press