System Phone Does Not Work
Possible Cause 1: Phone needs to be reset.
What to do: Unplug the cord from the base of the problem phone and (with the handset hung up) plug the cord in again.
■If the phone works properly, the problem is solved.
■If the problem remains, go to Possible Cause 2.
Possible Cause 2: The telephone is defective.
What to do: Unplug the cord from the base of the problem phone and plug the cord into a phone that you know works.
■If the replacement phone works, the problem phone is faulty. Call the AT&T Helpline* to arrange for a replacement.
■If the replacement phone does not work, go to Possible Cause 3.
Possible Cause 3: The telephone cord is defective.
What to do: Unplug the cord from the base of the phone and the wall jack. Replace the cord with a cord that you know works.
■If the phone works, the cord is faulty. Call the AT&T Helpline* to arrange for a replacement.
■If the phone does not work, and it is part of a combination extension, see “Problems with Combination Extensions: Phone Does Not Work Properly,” Possible Cause 3.
■If the phone does not work and it is not part of a combination extension, call the AT&T Helpline.*
Problems with Standard Phones
Standard Phone Does Not Ring
Possible Cause 1: Ringer is turned off.
What to do: Turn on the ringer
■If the phone rings, the problem is solved.
■If the phone still does not ring, go to Possible Cause 2.
Possible Cause 2: Call Forwarding is turned on.
What to do: Check to see if Call Forwarding is turned on.
■If Call Forwarding is turned on, turn it off.
■If Call Forwarding is not turned on, go to Possible Cause 3.
✶In the continental U.S., help is available at 1 800
