Chapter 6 Maintenance — Maintenance
262 - ENGLISH
Maintenance
Before maintenance
f Make sure to turn o the power before performing the maintenance of the projector.
f When switching o the projector, make sure to follow the procedures in “Switching o the projector”
(x page 76).
Maintenance
Outer case
Wipe o dirt and dust with a soft, dry cloth.
f If the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry o the projector with
a dry cloth.
f Do not use benzene, thinner, or rubbing alcohol, other solvents, or household cleaners. Doing so may
deteriorate the outer case.
f When using chemically treated dust cloths, follow the instructions written on its packaging.
Lens front surface
Wipe o dirt and dust from the front surface of the lens with a soft clean cloth.
f Do not use a cloth that is uy, dusty, or soaked with oil/water.
f Since the lens is fragile, do not use excessive force when wiping the lens.
Attention
f The lens may become damaged by hitting with a hard object or by wiping the front surface of the lens with excessive force. Handle with
care.
Note
f Dust may accumulate around the intake vent depending on the environment and operating condition when used in an environment with
excessive dust. This may adversely aect the ventilation, cooling, and heat dissipation inside the projector, thus causing reduced brightness.
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