1.1 For Your SafetyTo prevent personal injury and/or damage to property, be sure to observe the following safety precautions.The following symbols classify and describe the level of hazard and injury caused when this unit isoperated or handled improperly.WARNINGThis notice means that misuse could result in deathor serious injury.CAUTIONThis notice means that misuse could result in injuryor damage to property.The following types of symbols are used to classify and describe the type of instructions to beobserved.This symbol is used to alert users to a specific operating procedure that must not beperformed.This symbol is used to alert users to a specific operating procedure that must be followed inorder to operate the unit safely.NoticePanasonic assumes no responsibility for injuries or property damage resulting from failures arising out ofimproper installation or operation inconsistent with this documentation.WARNINGFor All Telephone Equipment• Do not install the product in any other way than described in relevant manuals.• Do not install the product in a place exposed to rain or moisture, or a place where water, oil, or otherliquids can drip or splash onto on the product. Such conditions can lead to fire or electric shock, and mayimpair the performance of the product.• Do not install the system in the following locations:a. Areas where shocks or vibrations are frequent or strong. Such activity may lead to the product fallingover and causing injury, or may impair the product’s performance.b. Areas with high amounts of dust. High amounts of dust can lead to fire or electric shock, and impairthe performance of the product.1.1 For Your Safety8 Installation Manual