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WF721
WCDMA/GSM Fixed Wireless Terminal
User Manual
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Contents
Getting to Know Your Device ................................................. 4
Appearance ........................................................................... 4
LED Indicators ....................................................................... 5
Device Installation ................................................................... 6
Before You Begin .................................................................. 6
Installing the SIM Card and the Battery ................................. 7
Turning on Your Device ......................................................... 8
Checking the Wireless Signal ................................................ 8
Connecting the Device to a Phone ........................................ 9
Place a Test Call ................................................................. 10
Voice Mail ............................................................................ 11
Transferring a Phone Number ............................................. 12
Using Your Device ................................................................. 12
Making calls ......................................................................... 12
Three-Way Calling ............................................................... 13
Call Waiting .......................................................................... 13
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Call Forwarding.................................................................... 14
Adjusting Volume ................................................................. 14
Powering On/Off .................................................................. 15
AT&T 3G MicroCell™ .......................................................... 15
TTY Support ........................................................................ 15
Troubleshooting ..................................................................... 17
Specification ........................................................................... 18
Safety Notes ........................................................................... 19
RF Exposure Information ...................................................... 21
FCC Regulations .................................................................... 21
Notes ....................................................................................... 22
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Getting to Know Your Device
Appearance
NOTE:
Service Port is designed for diagnostic purposes only, not for
customer use. Never place a USB-based device into the USB port of
the device under any circumstance. Doing so may damage the device
and negate its warranty.
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Key
Icon
name
Indicator
Status
Power
Green
On
Off
No power
Red
FOTA
Voice
Mail
Green
New message
Off
No message
Battery
Charge
Green
High
Yellow
Medium
Red
Low
Off
No charge
Service
Red
No service
Blinking red
No SIM
Blinking green
Microcell
Signal
Strength
One Green Bar
Weak
Five Green Bar
Strong
Blinking green
Microcell
LED Indicators
The table below describes possible states for each of the LED
indicators.
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Device Installation
Before You Begin
Your device works exclusively with the AT&T cellular network and
DOES NOT use your home’s phone wall jacks.
Your device should be located:
Where you have a strong cellular signal from a cell tower,
typically near a window or outside wall. Signal strength may vary
in different parts of your home.
Near an electrical wall outlet.
Select which phone(s) you will use with the Wireless Home
Phone Base:
• A cordless phone system with multiple handsets should be used
to place phones throughout your home.
• If using an existing phone, unplug it from the wall jack.
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Installing the SIM Card and the Battery
1. Remove the cover from the battery compartment.
2. Follow the step in the following figure to install the SIM card.
3. Place the battery in the battery slot and replace the battery
cover.
NOTES:
The system will stop charging the battery when the ambient
temperature is outside of the temperature range allowed for
charging (0 °C ~ 55 °C).
When the power adapter is connected, the battery will
automatically be charged.
When fully charged, the battery will automatically stop charging.
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