Apple Power Macintosh 7200 - Manual (Page 133)

5 Wipe the mouse ball with a clean, soft, dry, and lint-free cloth.
6 If necessary, wash the mouse ball with warm soapy water (use a mild soap such as a
dishwashing liquid) and then dry the mouse ball thoroughly.
7 Gently blow into the mouse case to remove any dust that has collected there.
8 Put the ball and the ring back in place.
Your mouse should roll smoothly across your mouse pad or desk. If it doesn’t,
repeat these instructions carefully.
133 Health, Safety, and Maintenance Tips