Mouse Cleaning; Removing The Mouse Ball Cover - NEC PowerMate Pro150 Series Service Manual

4-4 Maintenance and Troubleshooting

Mouse Cleaning

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. Unplug the mouse from the system.
Turn the mouse upside down and locate the mouse ball cover (see Figure 4-2).
2.
Turn the ball cover counterclockwise and remove the cover.
3.
4. Turn the mouse over and remove the ball.
5. Clean the mouse as follows:
n
Clean the mouse ball with tap water and a mild detergent, then dry it with a
lint-free cloth.
n
Remove any dust and lint from the mouse socket.
6. Replace the mouse ball in its socket.
7. Replace the ball cover and turn it clockwise until it locks in place.
Figure 4-2 Removing the Mouse Ball Cover