System Telephone Problems

System Telephone Problems
The following section discusses system telephone problems.
System Telephone Does Not Ring
Possible Cause 1: Ringer volume is set too low.
What to do: Press the volume control button while the telephone is idle and the handset is in the cradle.
■ If the telephone rings increasingly louder, the problem is solved. ■ If the telephone still does not ring, go to Possible Cause 2.
Possible Cause 2: The Do Not Disturb or Call Forwarding feature is turned on.
What to do: Check to see if Do Not Disturb or Call Forwarding is turned on. ■ If Do Not Disturb or Call Forwarding is turned on, turn it off.
■ If Do Not Disturb or Call Forwarding is not turned on, go to Possible Cause 3.
Possible Cause 3: Line Ringing is programmed for No Ring or Delayed Ring.
What to do: Check the Line Ringing setting for the extension.
■ If Line Ringing is set for No Ring or Delayed Ring, change the setting if appropriate.
■ If Line Ringing is set for Immediate Ring and this telephone is part of a combination extension, see “Problems with Combination Extensions” on page 11-16.
■ If Line Ringing is set for Immediate Ring and the telephone is on an extension by itself, go to Possible Cause 4.
Possible Cause 4: Telephone is faulty.
What to do: Unplug the cord from the base of the problem telephone. Then plug the cord into a telephone that you know rings properly.
■ If the replacement telephone rings properly, the problem telephone is defective. Call the helpline to arrange for a replacement.
■ If the replacement telephone does not ring properly, call the helpline number listed on the front, inside cover.
System Telephone Does Not Work 11
Possible Cause 1: The telephone cord is plugged into the wrong jack on the bottom of system telephone.
What to do: Plug the modular telephone cord into the correct jack. ■ If the telephone works properly, the problem is solved. ■ If the problem remains, go to Possible Cause 2.
Possible Cause 2: Telephone needs to be reset.
What to do: Unplug the cord from the base of the telephone. With the handset hung up, plug the cord in again.
■ If the telephone works properly, the problem is solved. ■ If the problem remains, go to Possible Cause 3.
Possible Cause 3: The telephone cord is defective.
What to do: Unplug the cord from the base of the telephone and the wall jack. Replace the cord with a cord that you know works.
■ If the telephone works, the cord is faulty. Call the helpline number listed on the front, inside cover to arrange for a replacement.
■ If the telephone does not work and it is part of a combination extension, see “Problems with Combination Extensions” on page 11-16, Possible Cause 3.
■ If the telephone does not work and it is not part of a combination extension, call the helpline number listed on the front, inside cover.
Possible Cause 4: The telephone is defective.
What to do: Unplug the cord from the base of the telephone. Then plug the cord into a telephone that you know works.
■ If the replacement telephone works, the problem telephone is faulty. Call the helpline number listed on the front, inside cover to arrange for a replacement.
■ If the replacement telephone does not work, go to Possible Cause 4.
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Possible Cause: A power outage occurred.
What to do: Unplug the modular telephone cord from the telephone and plug it.