AT&T WF721 User Manual

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2
Getting Started
LED Indicators
The table below describes possible states for each of the  
LED indicators. 
Key
Icon Name Status
Condition
 
Power
Green Solid
On
Off
No power
 
Voicemail
Green Blinking
New message 
waiting
Off
No messages 
waiting
Battery 
Charge
Green Solid
High 
Green Blinking 
Battery in use (High)
Yellow Solid
Medium
Yellow Blinking
Battery in use 
(Medium)
Red Solid
Low
Red Steady 
Blinking
Battery in use (Low)
Red Rapid Blinking No battery installed
Off
No charge
Wireless
Service
Green Solid  
(1 to 5 bars)
Signal Strength  
(Low to High)
No Bars Lit
No service
Red Blinking Bars
Check SIM
Red Solid Bars
Software updating
Getting Started
3
Getting to Know Your Device
Power  
Voicemail
Battery Charge
Wireless 
Service
On/Off
Power Input
Telephone Ports 
Service Port*
Antenna 
Battery Cover
*Reserved for AT&T technical support.
Service port is designed for diagnostic purposes only, not 
for customer use. Never place a USB-based device into the 
Service port of the device under any circumstance. Doing so 
may damage the device and negate its warranty.
NOTE: A software update is in progress when the Wireless Service 
LED is solid red and all others are solid green.