1.2 Important Safety InstructionsWhen using your telephone equipment, basic safety precautions should always be followed to reduce the riskof fire, electric shock and injury to persons, including the following:• Do not use the product near water, for example, near a bathtub, wash bowl, kitchen sink, or laundry tub,in a wet basement, or near a swimming pool.• Avoid using wired telephones during an electrical storm. There is a remote risk of electric shock fromlightning.• Do not use a telephone in the vicinity of a gas leak to report the leak.• Rack Mount Instructions—The following or similar rack-mount instructions are included with the installationinstructions:Elevated Operating Ambient—If installed in a closed or multi-unit rack assembly, the operating ambienttemperature of the rack environment may be greater than room ambient. Therefore, consideration shouldbe given to installing the equipment in an environment compatible with the maximum ambient temperature(Tma) specified by the manufacturer.SAVE THESE INSTRUCTIONS12 Installation Manual1.2 Important Safety Instructions