Appendix

Troubleshooting

If you have difficulty with your telephone, please try the sug- gestions below. For Customer Service, visit our website at www. telephones.att.com or call 1 (800) 222-3111. In Canada, dial 1 (866) 288-4268.

My telephone

Make sure the power adapter is securely plugged into an

does not work

 

outlet not controlled by a wall switch.

at all

 

Make sure the telephone line cord is plugged firmly into

 

 

 

the telephone base and the modular wall jack.

 

 

Unplug the telephone’s electrical power. Wait for approx-

 

 

 

imately 15 seconds, then plug it back in. Allow up to one

 

 

 

minute to synchronize.

 

 

Disconnect the telephone base from the modular jack

 

 

 

and plug in a working telephone. If this telephone does

 

 

 

not work, the problem is probably in the wiring or the

 

 

 

local service. Call the local telephone company.

 

 

 

There is no dial

First, try all the above suggestions.

tone

 

• The telephone line cord might be malfunctioning. Try install-

 

 

 

 

 

ing a new telephone line cord.

 

 

• Disconnect the telephone base from the telephone jack and

 

 

 

connect a different telephone. If there is no dial tone on the

 

 

 

telephone either, the problem is in your wiring or local serv-

 

 

 

ice. Contact your local telephone company.

 

 

 

 

The

telephone

Make sure the ringer is on (page 10).

does

not ring

Make sure the telephone line cord and power adapter is

when there is an

 

plugged in properly (page 5).

incoming call

 

There may be extension telephone on the telephone line to

 

 

 

 

 

allow it rings simultaneously. Try unplugging it.

 

 

If the other telephones in your home are having the same

 

 

 

problem, the problem is in the wiring or local service.

 

 

 

Contact the local telephone company (charges may apply).

 

 

Other electronic products can cause interference to your

 

 

 

telephone.

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AT&T ATT1856 user manual Troubleshooting