Avaya 3720 - Manual (Page 13)

Important Safety Information
Avaya 3720/3725 DECT Telephone - User Guide 11/2010 13
Environmental Requirements
Cordless Telephone
● Use the telephone in temperatures between 0
o
C to +40
o
C (32
o
F to 104
o
F).
● Avoid exposing the telephone for direct sunlight or close to other heat sources.
● Do not expose the telephone to open flame.
● Keep the telephone away from excessive heat and moisture.
● Avoid sudden temperature changes to prevent condensation in the telephone. It is
recommended to put the telephone into an air tight plastic bag until the temperature is
adjusted, for example, when entering or leaving a cold/heated building on a warm/cold
day.
● Protect your telephone from aggressive liquids and vapors.
● If the telephone has been exposed for water or condense, remove the battery immediately
and let it dry completely before re-inserting the battery.
● Keep the telephone away from strong electromagnetic fields.
● Do not place a cold telephone in a charger.
Battery
● Do not immerse the battery into water. This could short-circuit and damage the battery.
● Do not expose a battery to an open flame. This could cause the battery to explode.
● Do not allow the metal contacts on the battery to touch another metal object. This could
short-circuit and damage the battery.
● Do not leave a battery where it could be subjected to extremely high temperatures, such
as inside a car on a hot day.
● Use the Desktop Charger or the wall mounted Charging Rack for charging. Charge the
battery for at least one hour the first time you use the battery. Note that the wall mounted
charger with a battery pack adapter has to be used if the battery alone is to be charged.
● Do not charge a battery when the ambient room temperature is above 40 ºC or below
+5 ºC (above 104 ºF or below 41 ºF).
● Do not attempt to take a battery apart.
● Do power the telephone off before removing the battery.