12-ENGLISHNotes on useIn order to get the best picture qualityDraw curtains or blinds over any windows and turn off any fluorescent lightsnear the screen to prevent outside light or light from indoor lamps fromshining onto the screen.Do not touch the surfaces of the lens with your bare hands.If the surface of the lens becomes dirty from fingerprints or anything else, thiswill be magnified and projected onto the screen. Moreover, when not usingthe projector, retract the lens and then cover it with the lens cover.ScreenDo not apply any volatile substances which may cause discolouration to thescreen, and do not let it become dirty or damaged.LampThe lamp may need to be replaced earlier due to variables such as individuallamp characteristics, usage conditions and the installation environment,especially when the projector is subjected to continuous use for more than10 hours or the power is frequently turned on and off.Liquid crystal panelThe liquid crystal panel of the projector is built with very high precisiontechnology to provide fine picture details. Occasionally, a few non-activepixels may appear on the screen as fixed points of blue, green or red.Please note that this does not affect the performance of your LCD.Wireless card (PT-LB10NTE only)Static electricity from the human body can damage the wireless card. Toprevent this, touch a nearby metallic object such as an aluminium sash or adoor knob to dissipate the static charge from your body.Wireless card slot (PT-LB10NTE only)Make sure that there are no foreign objects inside the slot when inserting thewireless card. Failure to observe this may damage the card and the slot.