68
Maintenance
(1) Press the MENU button to display a menu.
(2)  Point at the “FILTER TIME” using the ▼/▲ button, then press the ► 
button. A dialog will appear.
(3)  Press the ▲ button to select RESET on the dialog. It performs resetting 
the lter time.
NOTE  • Please reset the lter time only when you have cleaned or replaced 
the air lter, for a suitable indication about the air lter.
• The projector may display the message such as “CHECK THE AIR FLOW” or 
turn off the projector, to prevent the internal heat level rising. 
Filter cover
Filter cover knobs
Filter unit
 Filter cover
Filter frame
Filter (ner meshed)
Filter (larger meshed)
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 air lter has two kinds of lters inside. Replace the lters when they are 
damaged or too soiled. To prepare the new lters, make contact with your dealer 
and tell the following type number.
Type number = MU05661
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.
Pull the lter cover knobs while lifting it, to take the lter 
unit off.
4.
Use a vacuum cleaner for the lter vent of the projector 
and both sides of the lter unit.
5.
Pull the lter frame’s knob up while holding the lter cover 
to remove the lter frame, then take the lters out.
6.
Set new lters where former lters were. Put the larger 
meshed lter into a lter cover rst. Then put the ner 
meshed lter on the larger meshed one.
7.
Put the lter frame back where it was.
8.
Put the lter unit back into the projector.
9.
Turn the projector on and reset the lter time using the 
FILTER TIME item in the EASY MENU
Air filter
When you replace the lamp, please replace the air lter. An air 
lter of specied type will come together with a replacement 
lamp for this projector.
If the lters are damaged or too soiled, replace them according 
to the following procedure number 5 to 7. Otherwise, please 
jump to the procedure number 8.
►Before taking care of the air lter, make sure the power cable 
is not plugged in, then allow the projector to cool sufciently.
►
Use only the air lter of the specied type. Do not use the projector without the 
air lter or the lter cover. It could result in a re or malfunction to the projector
.
►
Clean the air lter periodically. If the air lter becomes clogged by dust or the like, 
internal temperatures rise and could cause a re, a burn or malfunction to the projector.
WARNING