9EnglishInstalling the dust filter of the projectorThis projector support dust proof function.Follow these steps:1 Take two dust filters from theaccessory bag.2 Slide the dust filter in(Illustration #1)3 Insert a suitable coin into thetop cover release button(Illustration #2) and rotateclockwise (Illustration #3).4 Open the top cover.(Illustration #4)5 Slide in another dust filter.(Illustration #5)6 Connect the power cord.7 Turn on the projector bypressing the power cord.Caution:1 The dust proof is optional function depend on users.2 Once you decide to implement the dust proof function, pleaseensure that both top and bottom dust filters are properlyinstalled. Otherwise there will be a warning sound and theprojector can not be turned on.