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Maintenance/Replacement
ENGLISH - 89
Maintenance
Maintenance/Replacement
Before maintaining/replacing the unit
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Make sure to turn off the power before maintaining or replacing the unit.
pages
32, 35)
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When turning off the power, make sure to follow the procedures in
“Powering off the projector” (
page 35).
Maintenance
■ Outer case
Wipe off dirt and dust with a soft, dry cloth.
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If the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry off the projector
with a dry cloth.
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Do not use benzene, thinner, or rubbing alcohol, other solvents, or household cleaners. Using them may
cause deterioration of the outer case.
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When using chemical treated dusters, follow the instructions.
■ Front surface of the lens
Wipe off dirt and dust off the front surface of the lens with a soft clean cloth.
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Do not use a cloth that is uffy, dusty, or soaked with oil/water.
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Do not use excessive force when wiping the lens as it is fragile.
Attention
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Impacts or excessive force when wiping may scratch its surface. Please handle with care.
■ Air lter unit
Perform maintenance of the air lter unit in the following cases.
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The air lter is clogged with dust, causing the lter replacement message to appear on the screen and the
lter indicator <FILTER> to light in red.
1) Remove the air lter cover.
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Use a Phillips screw driver to turn the air lter
cover screw (one screw) counterclockwise until
it turns freely, and then remove the air lter
cover.
Air filter cover screw
Air filter cover
2) Pull out the air lter unit.
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Hold the tabs on the air lter unit and pull out
the air lter unit from the projector.
ヶヱ
Air filter unit
Tabs
3) Clean and dry the air lter unit.
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Cleaning the air lter unit
(a) Soak the air lter unit in cold or warm water
and then lightly rinse it.
• Do not use cleaning tools such as brushes.
• When rinsing, hold the frame of the air lter
unit without putting strong pressure on the
lter unit.
(b) Rinse the unit two to three times using fresh
water each time.
• Insufcient rinsing may result in odors.
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Drying the air lter unit
• Let the unit naturally dry off in
a well-ventilated place where
there is little dust and the unit
is protected from direct
sunlight.
• Do not dry using
drying
devices
such as
dryers.