Solving Keyboard And Mouse Problems - HP Pro 4300 Maintenance And Service Manual

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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 7-8
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
arrow
keys on the keypad.
key may be on.
Solution
Check the paper tray and refill it if it is empty. Select online.
Solution
1.
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.
Solving Keyboard and Mouse Problems
keys. The
Num Lock
key can
99

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