AT&T MLS-18D, MLS-12D User Manual
System Speed Dial Numbers
Record System Speed Dial numbers—programmed only at extension 10—in the boxes below.
To dial a System Speed Dial number:
Dial Dial Dial
Code
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35 55 75
36
37
38
39
Name Code Name Code Name
40
41 61
42
43
44 64
45 65
46
47
48 68
49
50 70
51
52
53
54 74
56 76
57
58
59
Press [ Feature ] followed by the Dial Code.
60
62
63
66
67
69
71
72
73
77
78
79
System Extension Numbers
Use the boxes below to record the extension number assignments in your system.
To dial an extension number:
Example:
to call extension 11, press [
Ext Name Ext Name
10 16
11
12 18
13
14
15
518-455-152
Press [ Intercom ] followed by the extension number.
Intercom
] [ 1 ] [ 1 ] .
17
19
20
21
Copyright © 1993 AT&T
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 Control 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. 5.
Line Buttons
Press to make or answer outside calls. Green and red
Iights next to each button show what is happening on the
Iine. See “Lights,” p. 4.
Intercom Buttons
Press either button to make or answer an inside
(intercom) call to another extension.
Feature Button
[Labeled "Feat" on MLC-6]
Press to dial Speed Dial numbers (p. 1.); to store Auto Dial
numbers (p. 4); and (on MLS-6 phones only) to access
the Last Number Redial Recall, and Conference Drop
features (p. 5).
Conf (Conference) Button
Press to add other parties to your call (p. 6).
Transfer Button
(Labeled ”Trans” on MLC-6]
Press to transfer an outside call to another extension (p. 6).
Hold Button
Press to put a call on hold (p. 6).
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. 4.
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 [
phone come on (indicated by the lights next to the [
and [ Mic ] buttons). When the party on the other end
answers, you can speak without lifting the handset. (On
the MLS-6, press to did without lifting the handset; when
the party answers, lift the handset to speak.)
Speakerphone Hint: For more conveniet 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.
Spkr ], both the speaker and the micro-
Spkr ]
Mic (Microphone) Button
MLS-18D, MLS-12D, and MLS-12 only]
Mic ] to turn your microphone on and off. When the
Press [
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 speakerphone 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 [ * ]
ness, or ▲ to increase the brightness.
; then press ▼ to decrease the bright-
2
3
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