Chapter 6
Maintenance — Maintenance/replacement
200 - ENGLISH
Maintenance/replacement
Before performing maintenance/replacement
f
Make sure to turn off the projector and disconnect the power plug from the outlet before maintaining or replacing
the unit. (
x
pages 58, 66)
f
When switching off the projector, make sure to follow the procedures in “Switching off the projector”
(
x
page 66).
Maintenance
Outer case
Wipe off 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 off 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 off dirt and dust from the front surface of the lens with a soft clean cloth.
f
Do not use a cloth that is fluffy, 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 be damaged if you hit with a hard object or wipe with excessive force. Handle with care.
Air filter unit
Perform maintenance of the air filter unit in the following case.
f
The air filter is clogged with dust, causing the filter replacement message to appear on the screen and the filter
indicator <FILTER> to light in red.
Attention
f
Make sure to secure the stability of the projector, and perform the maintenance in a safe location even if the air filter cover or the air filter
unit falls accidentally.
f
When the air filter unit is replaced, reset the filter counter.
If the filter counter is not reset after replacing the air filter unit, [FILTER COUNTER has reached the set time.] is displayed.
For details of resetting the filter counter, refer to “Resetting the filter counter” (
x
page 202).
Removing the air filter unit
Tabs on the projector body
Fig. 1
Fig. 2
Air filter cover
Air filter unit
Grip
Air filter unit compartment and the
projector’s air intake port
Air filter cover fixing screw
1)
Turn off the power of the projector.
f
Always follow the procedure of “Switching off the projector” (
x
page 66) when turning off the power.
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