English(6)-4 1/22 IS1112(W) Owner’s ManualPRECAUTIONSPLEASE READ CAREFULLY BEFORE PROCEEDING* Please keep this manual in a safe place for future reference.WARNINGAlways follow the basic precautions listed below to avoid the possibility of serious injury or even death from electricalshock, short-circuiting, damages, fire or other hazards. These precautions include, but are not limited to, the following:• Do not open the device or attempt to disassemble the internal parts ormodify them in any way. The device contains no user-serviceable parts. Ifit should appear to be malfunctioning, discontinue use immediately andhave it inspected by qualified Yamaha service personnel.• Do not expose the device to rain, use it near water or in damp or wetconditions, or place containers on it containing liquids which might spillinto any openings. If any liquid such as water seeps into the device, havethe device inspected by qualified Yamaha service personnel.CAUTIONAlways follow the basic precautions listed below to avoid the possibility of physical injury to you or others, or damage tothe device or other property. These precautions include, but are not limited to, the following:• If you intend to use the pole socket on the subwoofer for mounting a fullrange speaker, please read carefully ‘‘Precautions for Pole Mounting’’ onpage 4. Failing to observe these precautions may cause the device to fall,and result in injury or damage to the internal components.• Always consult qualified Yamaha service personnel if the deviceinstallation requires construction work, and make sure to observe thefollowing precautions.- Choose mounting hardware and an installation location that can support theweight of the device.- Avoid locations that are exposed to constant vibration.- Make sure to use the specified hardware.- Inspect the device periodically.• When transporting or moving the device, always use two or more people.Attempting to lift the device by yourself may damage your back, result inother injury, or cause damage to the device itself.• Before moving the device, remove all connected cables.• Do not use the speaker’s handles for suspended installation. Doing so canresult in damage or injury.• Do not expose the device to excessive dust or vibration, or extreme cold orheat (such as in direct sunlight, near a heater, or in a car during the day) toprevent the possibility of distortion or damage to the components.• Do not place the device in an unstable position (for example, on a shakytable or on an incline) where it might accidentally fall over.Do not open Water warningLocation