need to clean the projector's air filter in the following
- The filter
or vents get dusty.
- You see a
message telling you to clean it.
projector's Filter light flashes orange.
Note: It is
recommended that you clean the air filter every 20,000 hours. Clean
it more often if the projector is in a dusty environment.
You can clean the air filter while the projector is
mounted to the ceiling or placed upside-down on a table.