AT&T 250 user manual Telephone Installation, Table/Desk

Models: 250

1 21

Page 6

1Plug one end of the line cord into the telephone line jack.

Telephone line jack

3Connect the other end to a wall jack, then continue with the steps in “For Table/Desk and Wall Installation” on page 7.

Line cord

2Feed the line cord

through the channel (so the phone will sit flat).

Channel

Line cord

Modular telephone wall jack

Image 6

Contents

Trimline Caller ID Telephone Advanced American Telephones. All rights reserved Contents Before YOU Begin About Caller Identification Caller IDAbout Home Area Code and Local Area Codes Installation Battery InstallationTelephone Installation Table/DeskWall Installation For Table/Desk and Wall Installation Feature Settings Feature Settings SummaryLanguage Selection Set Home Area CodeSet Local Area Codes You can program up to four Local Area CodesCall Waiting Display Screen OptionsCall List Order Set ContrastTelephone Operation Flash/Call Waiting Line Status IndicatorNew Call Light Ringer VoumeTelephone Memory Dialing Numbers MemoryStoring Memory Numbers Caller ID Operation About Caller IdentificationDisplay Dial Call HistoryReviewing Call History Display Dial OptionsRemoving a Specific Call Record Setting Screen Display OptionsRemoving Call Records from History Removing All CallsDisplay Screen Messages Call Cannot Be Dialed or Is Dialed Slowly Case of DifficultyNo Dial Tone Telephone Does Not RingScreen is Blank New Call Light Stays OnNew Call Light Does Not Go On Screen Displays Extension Used, and None Are