NEC POWERMATE VE - SERVICE MANUAL 08-1996 Service Manual page 94

4-8 Maintenance and Troubleshooting
3. Rotate the ball cover clockwise and remove the cover.
Turn the mouse over so that the cover and ball fall into your palm.
4.
Gently push the ball out of the large opening in the side of the ball cover.
5.
6. Clean the mouse as follows.
T
Use tap water, or tap water and a mild detergent to clean the mouse ball.
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Use a clean, lint-free cloth to dry the ball.
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Blow into the mouse socket to remove remaining dust or lint.
7. Gently put the ball back into the mouse ball cover.
8. Fit the ball cover back into the mouse and turn the cover counterclockwise until it
locks in place.
Figure 4-1 Mouse Ball Cover