Telephone Buttons and Indicators, Display | AT&T MLS-Series specification

Telephone Buttons and Indicators

Display

[MLS-18D® and MLS-12D® only]

When making a call, shows the number dialed and duration of call. When receiving an intercom call, shows the number of the extension calling. When not using the phone, displays today’s date and time. (You can adjust the display contrast on the MLS-18D–see “Volume Con- trol Buttons” below right.)

Calling Feature Buttons

[MLS-18D, MLS-12D, and MLS-12® only]

These four buttons, from left to right, are pressed to use the following features: Privacy, Last Number Redial, Recall, and Conference Drop. See p. 6.

Line Buttons

Press to make or answer outside calls. Green and red lights next to each button show what is happening on the line. See “Lights,” p. 5.

Intercom Buttons

Press either button to make or answer an inside (intercom) call to another extension.

Feature Button

[Labeled “Feat" on MLC-6, MDC 9000, and MDW9000] Press to dial Speed Dial numbers (p. 4); to store Auto Dial numbers (p. 6); and (on MLS-6®, MDC 9000, and MDW 9000 phones only) to access the Last Number Radial, Recall, and Conference Drop features (p. 6).

Conf (Conference) Button

Press to add other parties to your call (p. 7).

Transfer Button

[Labeled “Trans” on MLC-6, MDC 9000, and MDW 9000] Press to transfer an outside call to another extension (p. 7).

Hold Button

Press to put a call on hold (p. 7).

Auto Dial Buttons

[MLS-18D, MLS-12D, and MLS-12 only]

Stores outside or intercom Auto Dial numbers for dialing with one touch. See p. 6.

Spkr (Speaker) Button

On MLS-18D, MLS-12D, and MLS-12 phones, press to dial and speak on your phone without lifting the handset. When you press [ Spkr ], both the speaker and the micro- phone come on (indicated by the lights next to the [ Spkr ] and [ Mic ] buttons). When the party on the other end answers, you can speak without lifting the handset. (On the MLS-6 phone, press to dial without lifting the handset; when the party answers, lift the handset to speak.)

Speakerphone Hint: For more convenient speakerphone operation, leave the microphone on all the time (press [ Mic ] if the light next to the button is off). When you receive a voice-signaled call (you hear a beep), the person calling can talk to you over your phone’s speaker; simply begin speaking to have a hands-free, two-way conversation.

Mic (Microphone) Button

[MLS-18D, MLS-12D, and MLS-12 only]

Press [ Mic ] to turn your microphone on and off. When the

green light next to the button is on, the microphone is on and the person on the other end of a call can hear you. To answer calls without lifting the handset, leave the micro- phone on (see “Speakerphone Hint” above). On a speak- erphone call, press [ Mic ] to mute your voice.

Message Light

Flashes to show current settings while changing option settings.

Volume Control Buttons

Press to decrease ( ▼ ) or increase ( ▲ ) the volume of the ringer, speaker, and handset.

■To adjust ringer volume, while phone is idle and hand- set is on the phone, press▼ or ▲ .

■To adjust speaker volume, press▼ or ▲ while listen- ing to a call through the speaker.

■To adjust handset earpiece volume, press ▼ or ▲ while listening to a call through the handset.

■To adjust display contrast on an MLS-18D phone, when the phone is idle and the handset is on the phone; press [ ✶ ]; then press ▼ to decrease the brightness, or ▲ to increase the brightness.