Getting started
7
Telephone base installation
Install the telephone base, as shown below.
The telephone base is ready for tabletop use. If you want to change to wall-
mounting, see Installation options on page 10 for details.
IMPORTANT INFORMATION
1.  Use only the power adapters supplied with this product. To order a replacement 
power adapter, visit our website at www.telephones.att.com or call   
1 (800) 222-3111. In Canada, dial 1 (866) 288-4268.
2.  The power adapters are intended to be correctly oriented in a vertical or floor 
mount position. The prongs are not designed to hold the plug in place if it is 
plugged into a ceiling, under-the-table or cabinet outlet.
Raise the antenna.•
Plug one end of the 
telephone line cord 
into the telephone 
jack on the back of 
the telephone base.
•
Route the power 
adapter cord and the 
telephone line cord 
through the slots.
•
Plug the small end of 
the telephone base 
power adapter into 
the power adapter 
jack on the back of 
the telephone base.
•
Plug the large end of 
the telephone base 
power adapter into 
a power outlet not 
controlled by a wall 
switch.
•
Plug the other end of the telephone line 
cord into a telephone jack or a DSL filter.
•
If you have DSL high-speed 
Internet service, a DSL filter 
(not included) is required. The 
DSL filter must be plugged into 
the telephone wall jack.
Telephone line cord