• To remove stubborn smudges, moisten a soft, lint-free cloth with lens cleaner and gently wipe the lens
or receiver window. Do not spray any liquid directly on the lens or receiver window.
Warning: Do not use a lens cleaner that contains flammable gas. The high heat generated by the
projector lamp may cause a fire.
Caution: Do not use glass cleaner to clean the lens or receiver window, or you may damage them. Do
not use canned air, or the gases may leave a residue. Avoid touching the lens or receiver window with
your bare hands to prevent fingerprints on or damage to either surface.
Parent topic: Projector Maintenance
Cleaning the Projector Case
Before cleaning the projector case, turn off the projector and unplug the power cord.
• To remove dust or dirt, use a soft, dry, lint-free cloth.
• To remove stubborn dirt, use a soft cloth moistened with water and mild soap. Do not spray liquid
directly on the projector.
Caution: Do not use wax, alcohol, benzene, paint thinner, or other chemicals to clean the projector
case. These can damage the case. Do not use canned air, or the gases may leave a residue.
Parent topic: Projector Maintenance
Air Filter and Vent Maintenance
The projector's air filter keeps the intake air clean. If dust collects on the air filter or vents, clean them as
described in this manual. Dust clogs may cause the projector to overheat due to improper ventilation.
Be sure to clean the air filter and vents if you see a message telling you to do so. Also make sure nothing
blocks the vents.
Cleaning the Air Filter and Vents
Replacing the Air Filter
Parent topic: Projector Maintenance
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.
1. Turn off the projector and unplug the power cord.
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