Important Information; E911 Service; Power Outages - AT&T WF721 User Manual

Important information

E911 service

For emergency calls, you may have to provide your location
address to the 911 operator.

Power outages

The Wireless Home Phone device has a battery in the event
of a power outage with talk time of approximately 3 hours and
standby time of up to 25 hours depending on environmental
factors. In the event of a power outage (commercial power
no longer being available), the Wireless Home Phone device
will automatically begin using the battery, provided there is
suffi cient battery charge left. If there is no battery charge at
the time of the power outage, the device will not be operable.
To make calls using your battery, you must plug a corded phone
or landline phone into the "Phone 1" or "Phone 2" port on the
Wireless Home Phone device.
If you experience a power outage and your battery is fully
depleted, it will be necessary to restart your Wireless Home
Phone device when power is restored by sliding the On/Off
switch off and on.
Battery
A new battery should last for approximately 5 years, but the
life of any battery can be adversely affected by environmental
conditions like moisture and heat. To get the longest
service from your battery, do not place the Wireless Home
Phone device in direct sunlight or in wet or extremely cold
environments.
To test the condition of your battery, make sure the Wireless
Home Phone device is powered on. Unplug the Wireless Home
Phone device from the wall power outlet. If the Battery LED
immediately starts blinking red, then the battery may need
to be replaced. If the Wireless Home Phone device does not
16 Using your device