Telephone operation

Basic operation

Make, answer or end a call

Handset

To make a call, lift the handset and dial the number. The number appears on screen when dialing.

To answer a call, lift the handset.

To override automatic line selection, lift the handset, then press and release a LINE button.

— OR —

Press the LINE button for the desired line and lift the handset.

To end the call, replace the handset.

Speakerphone

To make a call, press SPEAKER. The SPEAKER light goes on. Wait for a dial tone before dialing the number. The number appears on screen when dialing.

To answer a call, press SPEAKER or press the LINE button of the incoming call, then press SPEAKER.

To override automatic line selection, press SPEAKER, then press and release a LINE button. Dial the number within twenty seconds.

— OR —

Press the LINE button for the desired line and press SPEAKER. Dial the number within twenty seconds. To end a call, press SPEAKER again.

NOTES:

. If one line is in use, any calls made or answered on the other line will use the same mode (handset, speakerphone, or headset) already in use.

2.If you dial a telephone number with more than 16 digits, the screen will display only the last 16 digits.

3.When making a call, the telephone uses the primary line programmed (See Set the primary line on page 19). When answering a call, it automatically selects the ringing line.

4.If headset is programmed as the default mode (see Set preferred mode on page 21), you must press SPEAKER to activate the speakerphone.

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AT&T 993 user manual Basic operation, Make, answer or end a call Handset