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Solving keyboard and mouse problems
Table 5-10 Keyboard and mouse problems
Problem
Keyboard commands and typing
are not recognized by the
workstation.
Cause
Keyboard connector is not
properly connected.
Solution
1.
Power off the workstation.
2.
Reconnect the keyboard to the workstation and
restart the workstation.
Program in use has stopped
responding to commands.
Shut down the workstation using the mouse and then
restart the workstation.
Keyboard needs repairs.
Replace the keyboard.
Keyboard key is stuck down.
Remove any debris from the keyboard.
Workstation is in Standby
mode and the system LED is
flashing.
Press the power button to resume from Standby mode.
Cursor will not move using the
arrow keys on the keypad.
The Num Lock key might be
on.
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.
Mouse does not respond to
movement or is too slow.
Mouse connector is
not properly plugged into the
back of the workstation.
1.
Shut down the workstation using the keyboard.
2.
Plug the mouse connector into the PS/2 or USB
mouse connector in the workstation and restart the
workstation.
You need to increase mouse
acceleration.
1.
In Windows, click Start>Control Panel and doubleclick Mouse.
2.
Select the Motion tab and adjust the speed.
Mouse will only move vertically or
horizontally, or movement is jerky.
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.
Program in use has stopped
responding to commands.
Shut down the workstation using the keyboard and then
restart the workstation.
Mouse needs repairs.
Replace the mouse.
Workstation is in Standby
mode and system LED is
flashing.
Press the power button to resume from Stand By mode.
Mouse roller ball is dirty.
Remove roller ball cover from the bottom of the mouse and
clean it.
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.
Solving front panel component problems
If you are experiencing problems with one of the front panel ports, you might be able to try your device
in the corresponding port on the back side of the computer. If this does not fix the problem, or you must
use the front panel ports, continue troubleshooting.
ENWW
Troubleshooting scenarios and solutions 121