AT&T MLS-34D Manual page 3

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 handset is on the phone, press
To adjust speaker volume, press
To adjust handset earpiece volume, while listening on a call lift the handset and press
Message Indicator.
Appears when someone else signals you using the Message Light On
feature. To turn off, press [ ] [
Feature 1
Mic (Microphone) Button.
[MLS-34D, MLS-12D, and MLS-12 only] Press [
microphone on and off. When the green light next to [
to answer voice paging calls without lifting the handset, leave your [
panel. (If you are on a speakerphone call, you can press [
MLS-34D, MLS-12D, MLS-12, and MLS-6 are trademarks of AT&T.
Telephone Buttons and Indicators
or while listening through the speaker.
] [ ] and your extension jack number.
0
] is on, the microphone is on. If you prefer
Mic
] on—see "HFAI" on this
Mic
] to mute your voice.)
Mic
2
Display
[MLS-34D™ and MLS-12D™ only]
Shows date, day, and time when phone is idle, number
dialed when placing a call, extension jack number calling
when receiving an intercom call, and duration while a call is in
progress. When programming, shows settings, options, and
prompts.
Programmable Buttons
On these buttons, you can program equipment features or
dialing sequences (such as Centrex feature codes or telephone
numbers) for one-touch access. To program, see panel 4. Once
programmed, press the button to automatically dial the number
or use the feature.
Line/Programmable
Buttons
[with lights]
Your primary Centrex line is on the bottom leftmost button.
Secondary lines may be assigned to other buttons with lights; press
the button to place and receive calls on secondary lines. When no
line is assigned to a button, use it to program features or dialing
sequences (see "Programmable Buttons" above).
NOTE: The MLS-6 (not shown) has 4 dual-purpose buttons. When
4 lines are assigned, it has no programmable buttons. With 2 lines
assigned, the remaining 2 buttons are programmable.
Speakerphone operation
[MLS-34D, MLS-12D and MLS-12]
Press to dial and speak on your phone without lifting the
handset. When you press [ ], both the speaker and the
Spkr
micrphone come on (indicated by the lights next to the [
and [ ] buttons). When the party on the other end answers,
Mic
you can speak without lifting the handset. (On the MLS-6,
press to dial without lifting the handset; when the party you
are calling answers, lift the handset to speak.)
HFAI (Hands-Free Answer on Intercom).
handset, leave the microphone on all the time (press [
off). When you receive a voice paging call (you hear a beep), the person calling can talk to
or .
you over your phone's speaker; simply begin speaking to have a hands-free, two-way
conversation.
or .
Feature Button.
Conf (Conference) Button.
Transfer Button.
] to turn your
Mic
NOTE: You must subscribe to Centrex conference and transfer to use these features.
Hold Button.
Intercom Buttons.
the extension jack number. (Intercom calls do not tie up primary lines.) Normally you just use
the Centrex extension number to dial an inside call.
[without lights]
]
Spkr
To answer voice paging calls without lifting the
Use to change programmed settings or access equipment features.
Use to access your Centrex conference features.
Use to access your Centrex transfer features.
Press to put a call on hold for later pickup.
Press either button to place an intercom call to another extension using
3
] if the light next to the button is
Mic