Chapter 6 Maintenance — Maintenance/replacement
174 - ENGLISH
Maintenance/replacement
Before performing maintenance/replacement
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Make sure to turn off the projector and disconnect the power plug from the outlet before maintaining or replacing
the unit. (
x
pages 49, 58)
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When switching off the projector, make sure to follow the procedures in “Switching off the projector”
(
x
page 58).
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. Doing so may
deteriorate the outer case.
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When using chemically treated dust cloths, follow the instructions written on its packaging.
Lens front surface
Wipe off dirt and dust from 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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Since the lens is fragile, do not use excessive force when wiping the lens.
Attention
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The lens may be damaged if you hit with a hard object or wipe with excessive force. Handle with care.
Air lter unit
Perform maintenance of the air lter unit in the following case.
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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 red.
Attention
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Make sure to secure the stability of the projector, and perform the maintenance in a safe location even if the air lter cover or the air lter unit
falls accidentally.
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When the air lter unit is replaced, reset the lter counter.
If the lter counter is not reset after replacing the air lter unit, [FILTER COUNTER has reached the set time.] is displayed.
For details of resetting the lter counter, refer to “Resetting the lter counter” (
x
page 176).
Removing the air lter unit
Air lter cover xing screw
Tabs on the projector body
Air lter unit compartment and
the projector's air intake vent
Air lter cover
Grip Air lter unit
Fig. 1
Fig. 2
1) Turn off the power of the projector.
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Always follow the procedure of “Switching off the projector” (
x
page 58) when turning off the power.