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ENGLISH -
61
Maintenance
Replacement
Before replacing the unit
When you perform maintenance or replacement of the parts, make sure to turn off the power and disconnect
z
the power plug from the wall outlet. (
Æ
pages 29, 31)
Be sure to observe the procedure “Turing off the projector” (
z
Æ
page 31) when performing power supply
operation.
Maintenance
Outer Case
J
Wipe off dirt and dust using a soft dry cloth.
If the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry off the projector
z
with a dry cloth.
Do not use benzene, thinner, or rubbing alcohol, other solvents, household cleaners, or chemical treated
z
dusters. Using them may cause deterioration of the outer case.
Front glass surface of the lens
J
Wipe off the dirt and dust off the front surface of the lens with soft clean cloth.
Do not use a cloth that has an abrasive surface or a cloth that is moist, oily, or covered with dust.
z
Do not use excessive force when wiping the lens as it is fragile.
z
Attention
The lens is made of glass. Impacts or excessive force when wiping may scratch its surface.
z
Please handle with care.
Replacing the unit
Air lter unit
J
Filter prevents dust from accumulating on the optical
elements inside the projector. Should the lter become
clogged with dust particles, it will reduce cooling fans’
effectiveness and may result in internal heat buildup
and adversely affect the life of the projector.
If a “Filter warning” icon appears on the screen,
replace the lter immediately.
Replacement of the air lter unit
J
Remove the air lter unit.1 )
Turn over the projector. Place the latch in the OPEN position and pull out the lter(bottom) in the arrow
z
direction.
2 ) Replace the air lter unit.
Put new lter back into the position. Make sure that the lter is fully inserted to the projector, and place
z
back the latch in the LOCK position.
Resetting the Filter Counter
J
Be sure to reset the [Filter counter] after replacing the lter. (
Æ
page 58 "
Filter counter reset
")
Filter
Latch