JVC HD2KU Instruction Manual - Page 5

Caution, Maintenance Procedures, About Burning-in of D-ILA Device - d ila r

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Caution 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 device. Pay special attention when projecting video games and computer program images. There is no problem with ordinary video cassette playback images. Viewing Conditions (Brightness of Room) ● Brightness of the room Avoid direct exposure of screen to direct sunlight and illumination. 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 flickers due to installation conditions and environment. This may cause your eyesight to deteriorate. 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 shall be cleaned using using commercial blowers or lens cleaning papers (for cleaning glasses and cameras). Do not use fluid-type cleaning agents. This may lead to peeling of the surface coating film. Lens surface is fragile. Avoid rubbing or knocking it. 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 higher than anticipated, hence leading to malfunction of the unit. Standard for gauging replacement time of components There are replacement components required for maintenance of the functions of this product such as optical components, cooling fan and filters. Life span of components varies considerably with the frequency of use and environment in which they are used. For replacement of components (except filters), please consult your authorized dealer. 5

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5
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
shall be cleaned using using commercial blowers or lens
cleaning papers (for cleaning glasses and cameras).
Do not use fluid-type cleaning agents. This may lead to
peeling of the surface coating film.
Lens surface is fragile. Avoid rubbing or knocking it.
About Burning-in of D-ILA Device
●
Do not allow the same still picture to be pro-
jected 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 device.
Pay special attention when projecting video games and
computer program images.
There is no problem with ordinary video cassette
playback images.
Viewing Conditions (Brightness of Room)
●
Brightness of the room
Avoid direct exposure of screen to direct sunlight and
illumination. 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 flickers due to
installation conditions 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 tem-
perature higher than anticipated, hence leading to
malfunction of the unit.
Caution
Standard for gauging replacement time of components
There are replacement components required for maintenance of the functions of this product such as optical compo-
nents, cooling fan and filters. Life span of components varies considerably with the frequency of use and environment
in which they are used. For replacement of components (except filters), please consult your authorized dealer.