Solving Keyboard And Mouse Problems - HP xw4200 Service And Technical Reference Manual

Solving Keyboard and Mouse Problems

Table 5-10
Solving Keyboard Problems
Problem
Keyboard commands and typing
are not recognized by the
workstation.
CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four
seconds. Otherwise, the workstation will shut down and you will lose your data.
Cursor will not move using the
arrow keys on the keypad.
Mouse does not respond to
movement or is too slow.
CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four
seconds. Otherwise, the workstation will shut down and you will lose your data.
Mouse will only move vertically or
horizontally, or movement is jerky.
Cause
Keyboard connector is not
properly connected.
Program in use has stopped
responding to commands.
Keyboard needs repairs.
Workstation is in standby
mode.
The Num Lock key might be
on.
Mouse connector is
not properly plugged into the
back of the workstation.
Program in use has stopped
responding to commands.
Mouse needs repairs.
Workstation is in standby
mode.
Mouse roller ball is dirty.
TROUBLESHOOTING SCENARIOS AND SOLUTIONS 137
Solution
1 Turn off the workstation.
2 Reconnect the keyboard to the back of the
workstation and restart the workstation.
Shut down the workstation using the mouse and
then restart the workstation.
Replace the keyboard.
Press the power button to resume from standby
mode.
NOTE: Some mouse software applications might
interfere with the functionality of the keyboard
and mouse if the keyboard and mouse are
connected to your workstation through a
keyboard, video, mouse (KVM) switch. If you are
experiencing "no-response" from your keyboard
and mouse, you might need to uninstall the
mouse software or connect the keyboard and
mouse directly to the keyboard and mouse
connectors on the workstation.
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.
1 Shut down the workstation using the
keyboard.
2 Plug the mouse connector into the back of
the workstation (or the keyboard) and restart
the workstation.
Shut down the workstation using the keyboard
and then restart the workstation.
Replace the mouse.
Press the power button to resume from standby
mode.
Remove roller ball cover from the bottom of the
mouse and clean it.