ENGLISH - 43 MaintenanceCare and ReplacementJ Before cleaning the projectorSwitch off the MAIN POWER switch in proper way and disconnect the mains plug from the mains socket.Unplug all the cables from the projector.J Cleaning the outer surface of the projectorWipe off dirt and dust gently with a soft cloth.If it is difficult to remove the dirt, soak a cloth in a neutral detergent diluted with water, wring the cloth well and then wipethe projector. Dry off the projector with dry cloth.If you use a chemical treated wipe, follow the instructions supplied with it.J Cleaning the lens surfaceWipe off dirt and dust gently with a lint-free cloth.Make sure no dirt or dust remains on the surface of the lens. It will be enlarged and projected onto a screen.J Cleaning the air filterIf the air filter is excessively dirty, the internal temperature of the projector increases and may causemalfunction. Clean the air filter regularly every 100 hours of usage.1. Place a finger at the bottom of the air filter2. Slightly push up and pull out the air filter to remove.3. Vacuum dirt and dust from the air filter.Do not wash the air filter.4. Place and slightly slide in the air filter in the air intake port to attach.Make sure the air filter clicks into the place.J Replacing the air filterThe air filter should be replaced when cleaning is ineffective and when replacing the lamp unit. A replacementair filter is provided with a replacement lamp unit, ET-LAE1000. Contact an Authorised Service Centre for theoptional air filter.Cleaning the projectorNOTE:• Do not use the projector without attaching the air filter.