LG AF115 Owner's Manual - Page 31

Information Maintenance * The projector needs little maintenance. You should keep the lens clean because any dirt or stains may appear on the screen. If any parts need to be replaced, contact your dealer. When cleaning any part of the projector, always turn the power off and unplug the projector first. Cleaning the lens If there is any dust or stain on the surface of the lens, you must always clean the lens. Use an air spray or cleaning cloth for product exterior, provided with the product, to lightly clean the product. Please use a recommended air spray or lens cleaning product. To clean the lens, spray a small amount of cleaning agent on a swab or a soft cloth and the clean the lens. Please be aware that liquid may flow pass into the lens if the product is sprayed on lens directly. Cleaning the Projector Case To clean the projector case, first unplug the power cable. To remove dirt or dust, wipe the casing the provided polishing cloth. Do not use alcohol, benzene, thinners or other chemical detergents as these can cause the casing to be warped or discolored. Cleaning the Filter When prompted to clean the filter while using the projector, take the following steps to clean it. 1 Turn off the projector and unplug the power cable. Turn it upside down and place it on a table or flat surface. 3 Turn the filter cover upside down, take the filter out and remove dust from it. (When the filter is damaged, use additionally-provided new filer.) Filter 2 Press as indicated by arrows with both hands and remove the filter cover. Filter cover 4 Insert the filter into the cover. Fit the cover onto the projector and press it until a click sound is heard. 31