Knoll Systems Front Projector 1080p DLP - Manual (Page 54)

53
Appendix
Maintenance
Cleaning the projector
„
Unplug the power cord before cleaning the projector.
„ Avoid using benzene or thinner, as these can damage the finish on the cabinet and operation panel.
„ Do not use volatile agents such as insecticides on the projector.
„ Do not leave rubber or plastic objects in contact with the projector for long periods as they may damage
the finish of the projector.
„ Wipe off dirt gently with a soft flannel cloth.
„ For hard-to-remove dirt, soak a cloth in a neutral detergent diluted with water, wring the cloth well and then
wipe the projector.
Strong cleaning detergents may discolor, warp or damage the coating on the projector. Make sure to test
on a small, inconspicuous area on the projector before using.
Cleaning the lens
„
Use a commercially available blower or lens cleaning paper (for glasses and camera lenses) for cleaning
the lens. Do not use any liquid cleaning agents, as they may wear off the coating film on the surface of the
lens.
„ The surface of the lens is easily damaged, do not to scrape or hit the lens.
Cleaning the exhaust and intake vents
„
Use a vacuum cleaner to clean dust from the exhaust vent and the intake vent.
Neutral detergent
diluted with water
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Cleaning
Paper