Cleaning The Trackball - Compaq Armada 4200 Reference Manual

Cleaning the Trackball

Operate the trackball with clean hands. Under normal conditions,
you only need to wipe the computer case and trackball with a dry
soft cloth. If the cursor begins to skip or move abnormally when
using the trackball, follow these steps to remove and clean it:
1. Turn off the computer by pressing Shut Down from the Start
menu.
2. Remove the battery packs and disconnect the AC Adapter if it
is plugged in.
3. Loosen the retaining ring by placing a pen in the hole
the ring and turning it
Removing the Retaining Ring and the Trackball
4. Remove the retaining ring and ball from the housing.
5. Gently clean the ball with tap water or isopropyl alcohol. Then
rinse with water and dry it with a lint-free cloth.
CAUTION:
abrasive cleaner on it.
6. Before replacing the ball, clean the trackball assembly. Refer
to the following section, "Cleaning Inside the Trackball
Assembly."
about 20 degrees counterclockwise.
To avoid damage to the trackball, do not use an
on
Troubleshooting 15-21