LG ProBeam BU70QGA 7000-Lumen 4K Laser SmProjector - Manual (Page 44)

44
ENGLISH
Cleaning
WARNING
Do not spray water directly onto the projector when cleaning it.
• It may cause a fire or electric shock.
CAUTION
How to clean the projector
— Disconnect the plug from the outlet before cleaning.
— Do not wipe the optical system (the lens and mirror) immediately after the
power is turned off.
— Do not spray the water with a sprayer on the product or wipe the product with
a damp cloth.
— Wipe the product gently with a soft cloth.
— Do not use any detergents, automotive or industrial polishes, abrasives, waxes,
benzenes or alcohols.
• It may cause a fire, electric shock or damage to the projector (deformation,
corrosion, and breakage).
How to clean the lens
— Clean the lens if any dust or smudge appears on the surface of the lens.
— Clean the surface of the lens with an air sprayer or a soft, dry cloth.
— To remove dust or stains on the lens, use a compressed air duster, cotton swab,
or soft cloth to gently wipe the lens.
— Never clean the lens when the projector is operating or immediately after the
projector is turned off.
— Do not use any detergents, automotive or industrial polishes, abrasives, waxes,
benzenes, alcohols, water, etc. on the lens, as they will damage the projector.
Consult your dealer or the service center for cleaning the interior of the
product once a year.
• If you do not clean the interior of the projector for a long time while dust
collects, it may cause a fire or malfunction.