Maintenance/replacement
ENGLISH -
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Maintenance
Maintenance/replacement
Before cleaning/replacing the unit
When you perform maintenance or replacement of the parts, make sure to turn off the power and disconnect
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the power plug from the wall outlet. (
Æ
pages 27, 29)
Be sure to observe the procedure “Powering off the projector” (
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Æ
page 29) when performing power supply
operation.
Maintenance
Outer Case
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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
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with a dry cloth.
Do not use benzene, thinner, or rubbing alcohol, other solvents, household cleaners. Using them may
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cause deterioration of the outer case.
When using chemical treated dusters, follow its instruction.
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Front glass surface of the lens
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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.
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Do not use excessive force when wiping the lens as it is fragile.
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Attention
The lens are made of glass. Impacts or excessive force when wiping may scratch its surface.
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Please handle with care.
Air filters
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If too much dust accumulates in the air filter, the internal temperature of the projector can not be maintained at
the normal level. Clean the filters after every 500 hours of usage.
When the Dust Filter Reminder message is displayed.
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When <TEMP> indicator lights in red and then the projector is turned off automatically.
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Turn off the projector, and remove the AC power plug from the AC outlet.
1
)
Clean up the dust on the projector and around the air vents.
2
)
Pull out the air filters straight and slowly with grabbing the knobs.
3
)
Clean the air filters.
4
)
Vacuum dirt and dust from the air filters.
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Air filter (shorter filter with
3 rows of intake vents)
Air filter (longer filter with
5 rows of intake vents)
Protrusion
Protrusion
Knob
Knob
