Solving Keyboard And Mouse Problems - HP Compaq dc7800 USDT Troubleshooting Manual
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- Reference manual (276 pages) ,
- Technical reference manual (102 pages) ,
- Quickspecs (67 pages)
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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 2-9
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.
Wireless device error.
Computer is in standby mode.
Cursor will not move using the arrow keys on the keypad.
Cause
The
Num Lock
Table 2-10
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.
30
Chapter 2 Troubleshooting Without Diagnostics
key may be on.
Solution
1.
On the Windows XP Desktop, click Start > Shut Down.
On the Windows Vista 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.
1.
Check the software, if available, for device status.
2.
Check/replace device batteries.
3.
Reset receiver and keyboard.
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
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.
keys. The
Num Lock
key can be
keys at the same time (or press
ENWW
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