Panasonic PT-LB90NTEA User Manual - Page 49

Care and Replacement Care and Replacement Before Care and Replacement zzBefore cleaning, be sure to turn off the power and disconnect the mains plug from the mains socket. (Æpage 21) zzBe sure to turn off the power as described in "Switching off the projector". (Æpage 24) Cleaning the projector JJCabinet Wipe off dirt and dust gently with a soft cloth. zzIf it is difficult to remove the dirt, soak a cloth with water, wring the cloth well and then wipe the projector. Dry off the projector with dry cloth. zzDo not use petroleum benzine, thinner, any alcoholic solvent, kitchen detergents or chemical clothes. Failure to observe these may result in altered or damaged surfaces of the projector. JJLens cover Make sure no dirt or dust remains on the surface of the lens cover glass. It will be enlarged and projected onto the screen. Wipe off dirt and dust gently with a lint-free cloth. Do not wipe the lens cover with a cloth which has collected dust. Note zzClean the lens cover with special care. Giving a shock may cause serious damage. JJAir filter If the air filter is excessively dirty, the internal temperature of the projector increases, the TEMP indicator lights, and the power is turned off. If the power is turned off, the TEMP indicator flashes. Clean the air filter regularly every 100 hours of usage. 1 ) Turn the projector upside down and place it gently on a soft cloth. zzPlace the projector softly so that it will not be damaged. zzPress the tab and slightly slide up the air filter to remove. 2 ) Clean the air filter. Vacuum dirt and dust from the air filter. Tab Air filter 3 ) Install the air filter. Remarks zzDo not use the projector without attaching the air filter. Otherwise, it will suck in dirt and dust which can cause malfunction. Maintenance ENGLISH - 49