Cleaning the Air Filter and Vents
Clean the projector's air filter or vents if they get dusty, or if you see a message telling you to clean them.
Turn off the projector and unplug the power cord.
Slide the air filter cover latch and open the air filter cover.
Pull the air filter out of the projector.
Vacuum the front of the air filter (the side with the tabs) to remove any remaining dust.
If dust is difficult to remove or the air filter is damaged, replace the air filter.
Place the air filter back in the projector as shown.
Close the air filter cover
and slide the latch
Air Filter and Vent Maintenance