Epson ELP-3000 - Manual (Page 71)

4. The filter is attached to the other side of the filter cover To clean the filter it is
recommended that you use a small vacuum cleaner designed for computers
and other office equipment. If you don’t have one, use a dry, lint-free cloth.
If the dirt is difficult to remove or if the filter is tom, replace it. Contact your
ELP dealer or call EPSON Accessories at (800)
873-7766 to obtain a new one.
Be sure to request part number
1023658.
5. Replace the filter,
6. Reconnect the power cord to the wall outlet.
Cleaning the Trackball
You should clean the trackball periodically and whenever you notice that it is not
moving smoothly
1. Turn off both the projector and the computer.
2. Turn the frame that surrounds the trackball counterclockwise until it unlocks.
You may need to use a sharp object, such a pencil, to help turn the frame.
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Maintenance