To clean the projector lens, do the following: Apply a non-abrasive camera lens cleaner to a soft, lint-free cloth. Do NOT spray the cleaner directly onto the lens. Avoid abrasive cleaners/solvent, as they may permanently damage the lens. In a circular motion gently wipe the lens clean. Replace lens cap if projector is not to be used.
Open the projector Menu and go to System Setting: Basic> Projector Position and choose one of the four available options: Front Table Rear Table Ceiling Front Ceiling
Projectors may shut off for a couple different reasons. If the projector over heats, check to see if there is enough ventilation for air to be circulated around the unit. Make sure fans are running and that there is no obstruction. Let it cool, clear obstructions and check fans when turning the unit back on. After market lamps may cause a...
If a fan begins to make a rumbling noise this may indicate a problem with the fan. Fans are essential to maintain optimal operating efficiency of the projector; so it is strongly recommended that the unit be sent in for service to replace the fan. If it seems like there is something hitting the fan blades it could mean that there is an obstru...
Please refer to user guide on page "Important Safety Instructions". Some projectors may be claimed to use at a limited angle dependent on the light source, such as lamp or LED.