4-4 Maintenance and Troubleshooting
Mouse
Under normal conditions, the mouse has a self-cleaning mechanism that prevents a buildup
of dust or lint around the mouse ball and tracking mechanism. Periodically, however, the
mouse ball must be cleaned. Use the following procedure to clean the mouse.
1.
Disconnect the mouse from the system unit.
2.
Turn the mouse upside down and locate the mouse ball cover (see Figure 4-2).
3.
Turn the ball cover counterclockwise and remove the cover.
Figure Section 4-2 Removing the Mouse Ball Cover
4.
Turn the mouse over and remove the ball.
5.
Clean the mouse as follows:
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Clean the mouse ball with tap water and a mild detergent, then dry it with a
lint-free cloth.
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Remove any dust and lint from the mouse socket.
6.
Replace the mouse ball into its socket.
7.
Replace the ball cover and turn it clockwise until it locks in place.
Routine Checks
Make the following routine checks when servicing the computer.
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Inspect all external cabling. Replace any damaged cables.
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If the computer no longer saves settings (date, time), replace the battery.
Mouse Ball
Cover
