108
• To remove stubborn smudges, moisten a soft, lint-free cloth with lens cleaner and gently wipe the
lens. Do not spray any liquid directly on the lens.
Warning:
Do not use a lens cleaner that contains flammable gas. The high heat generated by the
projector lamp may cause a fire.
Caution:
Do not use glass cleaner or any harsh materials to clean the lens and do not subject the lens
to any impacts; you may damage it. Do not use canned air, or the gases may leave a residue. Avoid
touching the lens with your bare hands to prevent fingerprints on or damage to the lens surface.
Parent topic:
Cleaning the Projector Case
Before cleaning the projector case, turn off the projector and unplug the power cord.
• To remove dust or dirt, use a soft, dry, lint-free cloth.
• To remove stubborn dirt, use a soft cloth moistened with water and mild soap. Do not spray liquid
directly on the projector.
Caution:
Do not use wax, alcohol, benzine, paint thinner, or other chemicals to clean the projector
case. These can damage the case. Do not use canned air, or the gases may leave a residue.
Parent topic:
Cleaning the 3D Glasses
To remove dust, dirt, smudges, or fingerprints from the glasses, use a soft, dry, lint-free cloth.
Summary of Contents for PowerLite Home Cinema 3900
Page 1: ...PowerLite Home Cinema 3900 User s Guide ...
Page 2: ......
Page 8: ......
Page 23: ...23 Front Rear Front Ceiling ...
Page 25: ...25 Vertical lens shift adjustment Horizontal lens shift adjustment ...
Page 50: ...50 Parent topic Using the Projector on a Network ...
