3M MP7640i Operator's Manual

Also see for MP7640I: Product safety guide Operator's guide Specifications Operator's guide

3M MP7640i Operator's Manual Manual pdf 20 page image

ENGLISH-18MMMM AAAA IIII NNNN TTTT EEEE NNNN AAAA NNNN CCCC EEEE (((( cccc oooo nnnn tttt iiii nnnn uuuu eeee dddd ))))Air Filter MaintenanceThe air filter should be cleaned as described below at intervals of approximately 100 hours.1. Switch the projector power supply OFF, and remove the power cord from the power outlet.2. Clean the air filter with a vacuum cleaner.Other MaintenanceMaintenance Inside the EquipmentFor safety reasons, ensure that the equipment is cleaned and checked by the dealer once every twoyears. Maintaining the equipment by yourself is dangerous.Cleaning the LensGently wipe the lens with lens cleaning paper. Do not touch the lens with your hands.Cleaning the Cabinet and Remote control transmitterGently wipe with a soft cloth. If dirt and stains etc. are not easily removed, use a soft clothdampened with water, or water and a neutral detergent, and wipe dry with a soft, dry cloth.CAUTION • Switch power OFF and remove the power cord from the poweroutlet before beginning maintenance work. Please read the separate “ProductSafety Guide” thoroughly to ensure that maintenance is performed correctly.• Do not use detergents or chemicals other than those noted above (e.g. benzeneor thinners).• Do not use cleaning sprays.• Do not rub with hard materials, or tap the equipment.CAUTION • Switch power OFF and remove the power cord from the poweroutlet before beginning maintenance work. Please read the separate “ProductSafety Guide” thoroughly to ensure that maintenance is performed correctly.• Replace the air filter if contamination cannot be removed, or if it is damaged.Contact your dealer in such case. For the optional air filter, see the item “OptionalParts” of the Table 12.• Do not use the equipment with the air filter removed.• When the air filter is clogged with dust etc. the power supply is switched OFFautomatically to prevent the temperature from rising inside the projector.