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You may connect a fax machine or modem through the DATA port located at
the back of the telephone base (as shown below).
For installation with 2-line jack, telephone line should be plugged into LINE
1/L1+L2 jack (page 2); for installation with 1-line jack, telephone line jack
should be plugged into LINE 2 jack (page 3); for installation with separate
line, data will be transmitted through LINE 2 jack (page 4).
Use DATA port at the back of
the telephone to connect to
the fax or modem if desired.
DATA
Charger installation & data port use
IMPORTANT INFORMATION
1. Use only the power adapters supplied with this product or equivalent. 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. These 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.
Plug the handset
charger power adapter
into a power outlet not
controlled by a wall
switch.