HP (Hewlett-Packard) SM774UP Personal Computer User Manual


 
Table C-10 Solving Mouse Problems (continued)
Mouse does not respond to movement or is too slow.
Cause Solution
Mouse may need repair. See the Worldwide Limited Warranty for terms and
conditions.
Computer is in standby mode. 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.
Mouse will only move vertically, horizontally, or movement is jerky.
Cause Solution
Mouse roller ball or the rotating encoder shafts that make
contact with the ball are dirty.
Remove roller ball cover from the bottom of the mouse and
clean the internal components with a mouse cleaning kit
available from most computer stores.
116 Appendix C Troubleshooting Without Diagnostics