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About Burning-in of D-ILA Device
• Do not allow the same still picture to be projected for a long
time or an abnormally bright video image to be projected.
Do not project video images with a high intensity or high contrast
on a screen. This video image could be burnt into this D-ILA de-
vice. Pay special attention when projecting video games and com-
puter program images. There is no problem with ordinary video
cassette, DVD or TV playback images.
Viewing Conditions (Brightness of Room)
• Brightness of the room
Avoid direct exposure of screen to direct sunlight and illumina-
tion. Block light using a curtain. Images can be well projected by
darkening the brightness of the room.
• Do not view screen for prolonged hours
Looking at the screen continually for a prolonged time will cause
your eyes to get tired. Allow your eyes to rest at intervals.
• Do not use this unit when image fl ickers due to installation condi-
tions and environment.
This may cause your eyesight to deteriorate.
Environment of Use
• Do not use this unit in rooms with cigarette smoke
Do not use this unit in rooms with cigarette smoke. This may cause
the unit to malfunction.
• When mounting this unit to ceiling
Check temperature around the unit.
When a heater is in use, the ceiling may reach a temperature high-
er than anticipated, leading to malfunction of the unit.
Maintenance Procedures
• Clean dirt on the cabinet with a soft cloth.
In case of heavy soiling, soak a cloth in neutral detergent diluted
with water, wring dry and wipe, followed by wiping again using a
dry cloth.
• Pay attention to the following as the cabinet may deteriorate
in condition, get damaged or paint may come off .
• Do not wipe with a stiff cloth
• Do not wipe with force
• Do not wipe with thinner or benzene
• Do not spray volatile chemicals like insecticide
• Do not allow prolonged contact with rubber or plastic products
• Dirt on the lens should be cleaned using using commercial blow-
ers or lens cleaning papers (for cleaning glasses and cameras). Do
not use fl uid type cleaning agents. This may lead to peeling of
the surface coating fi lm. Lens surface is fragile. Avoid rubbing or
knocking it.
There are replacement components required for maintenance of the functions of this product such as optical components, cooling fan
and fi lters. Life span of components varies considerably with the frequency of use and environment in which they are used. For replace-
ment of components (except fi lters), please consult your authorized dealer.
Standard for gauging replacement time of components