105
Maintenance
Please check and clean the air lter periodically. When the indicators or a message 
prompts you to clean the air lter, comply with it as soon as possible.
The lter unit with 2 sheets of lters is inside of the lter cover. In addition, the extra 
air lter is attached to inner side of the lter cover. If one of the lters is damaged or 
heavily soiled, replace whole lter set with a new one.
Request for a lter set with the following type number from your dealer when 
purchasing a new one.
Type number : UX41161
1.
 
Turn the projector off, and unplug the power 
cord. Allow the projector to sufciently cool 
down.
2.
 
Use a vacuum cleaner on and around the 
lter cover.
3.
 
Pick and pull up the lter cover knobs to 
take it off.
4.
 
 
Press up slightly the bottom side knobs 
to unlock the bottom side of the lter unit. 
Pull the center knob to take the lter unit 
off.
5.
 
Use a vacuum cleaner for the lter vent 
of the projector and the outer side of the 
lter unit.
6.
 
 
Use a vacuum cleaner for the inner side 
of each part of the lter unit to clean them 
up. If the lters are damaged or heavily 
soiled, replace them with the new ones.
7.
 
Put the lter unit back in an upright state 
into the projector.
8.
 
Put the lter cover back into the place.
(continued on next page) 
Cleaning and replacing the air lter
Filter cover
Filter cover 
knobs
2
3
Filter unit
4, 5
Filter unit 
knobs
7 8