4Clean the three small rollers inside the mouse with a cotton swab moistened with water.
Rotate the rollers to clean all around them.
5Wipe the mouse ball with a clean, soft, dry, and
6If 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.
7Gently blow into the mouse case to remove any dust that has collected there.
8Put 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.
222 
Appendix A
