AT&T MLS-Series - Manual (Page 2)

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).
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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.
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