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• To remove dust or smudges, gently wipe the projection window with clean and dry lens-cleaning
paper.
Caution: Do not wipe the projection window right after you turn off the projector or you may damage it.
• If the projection window is dusty, blow off the dust and then wipe the projection window.
Warning: Do not use any flammable gas sprays such as air dusters to blow off dust. The high heat
generated by the projector may cause a fire.
Caution: Do not use canned air, or the gases may leave a flammable residue. Do not use glass
cleaner or any harsh materials to clean the projection window and do not subject the projection
window to any impacts or you may damage it.
Parent topic: Projector Maintenance
Related tasks
Turning Off the Projector
Cleaning the Obstacle Sensor
Clean the projector's obstacle sensor glass (circled in red) periodically, or if you see a message telling
you to remove any obstacles that are interfering with the projection area.
• To remove dust or smudges, gently wipe the obstacle sensor glass with lens-cleaning paper.
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