SAFETY INFORMATION 5ENGLISHSafety InformationInstallation Locationβ To assure proper operation and to avoid thepotential for safety hazards, place the unit ona firm and level surface. When placing theunit on a shelf, be certain that the shelf andany mounting hardware can support theweight of the product.β Make certain that proper space is providedboth above and below the unit for ventilation.If this product will be installed in a cabinet orother enclosed area, make certain that thereis sufficient air movement within the cabinet.Under some circumstances a fan may berequired.β Do not place the unit directly on a carpetedsurface.β Avoid installation in extremely hot or coldlocations, or an area that is exposed to directsunlight or heating equipment.β Avoid moist or humid locations.β Do not obstruct the ventilation slots on thetop of the unit, or place objects directly overthem.β Due to the weight of the AVR 247 and the heatgenerated by the amplifiers, there is the remotepossibility that the rubber padding on thebottom of the unitβs feet may leave marks oncertain wood or veneer materials. Use cautionwhen placing the unit on soft woods or othermaterials that may be damaged by heat orheavy objects. Some surface finishes may beparticularly sensitive to absorbing such marksdue to a variety of factors beyondHarman Kardon's control, including the natureof the finish, cleaning materials used, andnormal heat and vibration caused by the use ofthe product, or other factors. We recommendthat caution be exercised in choosing aninstallation location for the component and innormal maintenance practices, as yourwarranty will not cover this type of damage tofurniture.CleaningWhen the unit gets dirty, wipe it with a clean,soft, dry cloth. If necessary, wipe it with a softcloth dampened with mild soapy water, then afresh cloth with clean water.Wipe dry immediately with a dry cloth. NEVERuse benzene, aerosol cleaners, thinner, alcohol orany other volatile cleaning agent. Do not useabrasive cleaners, as they may damage the finishof metal parts. Avoid spraying insecticide nearthe unit.Moving the UnitBefore moving the unit, be certain to disconnectany interconnection cords with other compo-nents, and make certain that you disconnect theunit from the AC outlet.UnpackingThe carton and shipping materials used toprotect your new receiver during shipment werespecially designed to cushion it from shock andvibration. We suggest that you save the cartonand packing materials for use in shipping if youmove, or should the unit ever need repair.To minimize the size of the carton in storage,you may wish to flatten it. This is done bycarefully slitting the tape seams on the bottomand collapsing the carton. Other cardboardinserts may be stored in the same manner.Packing materials that cannot be collapsedshould be saved along with the carton in aplastic bag.If you do not wish to save the packagingmaterials, please note that the carton and othersections of the shipping protection are recycla-ble. Please respect the environment and discardthose materials at a local recycling center.It is important that you remove the protectiveplastic film from the front-panel lens. Leaving thefilm in place will affect the performance of yourremote control.