User manual AT&T 250

[. . . ] You may need to change your phone service to use this feature. Contact your phone service provider if: · You have both Caller ID and Call Waiting, but as separate services (you may need combined service) · You have only Caller ID service, or only Call Waiting service · You don't subscribe to any Caller ID or Call Waiting services. You can also use this product with regular Caller ID service, or with no Caller ID services. There are fees for Caller ID services, and they may not be available in all areas. [. . . ] ALL CALLS The screen diplays all calls in the order they were received. NO CALLS The screen displays no Call History. CALLS The screen displays only those calls you did not answer. Repeated Calls You can choose how repeat calls are stored and displayed. COMBINED Repeat call information is combined with the original call information. The time/date reflect the most recent call. SEPARATE Repeat calls are listed separately. Call List Order You can choose in what order calls are displayed in Call History. NEW CALLS Unreviewed call information is displayed first. BY TIME All calls are displayed in the order they were received. Call Waiting Set for the kind of Call Waiting service to which you subscribe. ON For Type II service (screen displays information about Call Waiting calls). OFF For Type I service (screen does not display information about Call Waiting calls). Set Contrast Press + or - to adjust screen lighting to a comfortable level, from: 1 Light to 4 Dark 11 TELEPHONE OPERATION Handset Volume Adjust volume of what you hear through the handset (LO, MED or HI). Making and Answering Calls To make or answer a call, lift the handset. Redial Lift the handset, then press R to call the last number dialed (up to 32 digits). Temporary Tone Dialing If you have dial pulse (rotary) service, you can change from dial pulse to touch tone dialing during a call by pressing *. This is useful if you need to send touch tone signals for access to telephone banking or long-distance services. Buttons pressed after this send touch tone signals. 3 After you hang up, the phone automatically returns to dial pulse (rotary) service. Mute Press and hold u to prevent the other party from hearing you (you will still be able to hear the other party). Release u to return to two­way conversation. Set Dial Mode Set to TT for touch tone service or DP for dial pulse service. 12 TELEPHONE OPERATION New Call Light This light flashes when you have unreviewed call information in the call history. Line Status Indicator Flashes when you are receiving a call, and remains steady when this phone or another phone on the same line is in use. Flash/Call Waiting When you receive a call waiting signal, use F to put your current call on "hold" and connect to the new call. Press F again to return to the first call. Also use F to activate other phone company subscriber services such as 3-Way Calling. Ringer Voume Adjust RINGER volume (LO or HI) or turn RINGER OFF. 13 TELEPHONE MEMORY This telephone can store 13 telephone numbers, each up to 24 digits long. You can dial numbers stored in memory by pressing one or two buttons. NOTE: Numbers stored in memory may be lost if the phone is unplugged from the line jack for more than four hours. One-Touch Dialing For one-touch dialing, lift the handset and press the memory button. Dialing Numbers in Memory For two-touch dialing: 1 Lift the handset. The screen displays the number being called. If the screen displays Error, the present number cannot be dialed. You cannot use this feature to dial PRIVATE calls. Reviewing Call History The screen displays call information for about 30 seconds after it has been received. 2 To advance through Call History from an earlier call, press +. [. . . ] Make sure all extensions are on hook while storing numbers in memory. · · 19 IN CASE OF DIFFICULTY New Call Light Stays On Make sure you have reviewed all calls. New Call Light Does Not Go On · · Make sure you have installed four AA batteries. Replace old batteries with four new ones. Screen is Blank · · · · The screen is blank until you receive a call. Make sure all line cords are correctly connected. The phone does not display the time and date until the first call is received. [. . . ]