ENG-4Read This Before StartingAbout the pictogramsTo ensure safe and proper use of the product, this installation manual uses a number of pictograms toprevent injury to you and others as well as damage to property.The pictograms and their meanings are described below. Be sure to understand them thoroughly beforereading this manual.WARNINGFailing to heed this pictogram and handling the producterroneously could result in accidents leading to death ormajor injury.CAUTIONFailing to heed this pictogram and handling the producterroneously could result in personal injury or damage tosurrounding property.Examples of pictogramsThe symbol indicates instructions urging caution (including warnings).A concrete indication of the caution is given within the symbol.The symbol indicates prohibited actions.A concrete indication of the prohibited action is given within the symbol.The symbol indicates required actions.A concrete indication of the required action is given within the symbol.WARNING• Set up this product on the projector before installing the projector on the ceiling or wall.If this product is set up after installing the projector on the ceiling or wall, the cameraunit may not be fix on properly and it may cause of falling down and resulting in injuryAt the same time, it may cause of damage on the camera unit.• Make sure to fasten the screws after fixing on the camera unit. If the screws are notfastened securely, the camera unit may fall down and result in injury. At the same time,it may cause of damage on the camera unit.• Do not hold the camera unit for moving the projector and do not apply excessive force tothe camera unit. It may cause of damage on the camera unit and resulting in injury.• Do not place this product in the following conditions:- near water, baths, or damp rooms.- in direct sunlight, near heaters, or heat radiating appliances.- in a dusty, smoky or steamy environment.- in high temperature place• Do not dissemble or remodel the stylus pen. Do not give a shock to the stylus pen orbend it. It may cause of damage on the stylus pen and resulting in injury.