AT&T Small Business System Speakerphone User Manual page 21

Wall Installation
continued from page 15
5 Connect the power adapter to the telephone.
Use only the power adapter provided with this product.
To obtain a replacement, call
Plug one end of the power adapter into the jack labeled POWER
on the back of the phone. Plug the power adapter into a standard
electrical outlet not controlled by a wall switch.
6 Check for dial tone.
Lift the handset and listen for a dial tone. If you cannot hear a dial
tone, turn to IN CASE OF DIFFICULTY beginning on page 88.
16
1 800 222–3111
Standard
Electrical
Outlet
POWER jack
.
Power adapter