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Dial pad The standard 12-button pad for dialing phone numbers
and accessing features. The letters, ‘‘Q’’ and ‘‘Z’’ have
been added to the appropriate dial pad keys for
directory access, and the ‘‘5’’ button on your dial pad has
raised bars for visually-impaired users.
Volume button For adjusting the volume of the speaker when you are
using the speaker and a call is in progress, or for
adjusting the volume of the tone ringer when you are not
using the speaker.
Handset jack
(on back of voice terminal)
For connecting the handset cord to the voice terminal.
Located on the back of your voice terminal, and is
labeled .
Speaker button For accessing the listen-only speaker.
Drop/Test button For disconnecting from a call or dropping the last party
added to a conference call. When used with
Select you
can perform a self-test of your voice terminal button
lights and tone ringer.
Conference/Ring button For setting up conference calls. When used with
Select , you can select a personalized ringing pattern
for your voice terminal.
Message light A red light which goes steadily when a message has
been left for you.
The following optional modules are compatible with the 7402 Plus voice terminal:
3500A Headset Adapter Provides a dual-purpose switch which turns on the
adapter connecting the headset to the telephone.
Pressing the ON switch is equivalent to going off-hook
with the handset, and pressing the OFF switch is
equivalent to going on-hook with the handset. Plugs
into the speakerphone/headset adapter jack.
7400B Data Module Provides data capability to the attached DCP telephone.
It also provides integrated simultaneous voice data
communications over standard twisted-pair wiring.
Plugs into the line jack.
S101A and S201A
Speakerphone
Provides total telephone operation without using the
handset. Turning on the speakerphone is equivalent to
going off-hook when placing or answering a call and
turning off the speakerphone is equivalent to going
on-hook. A mute switch is provided to temporarily cut
off transmission to the distant caller. Plugs into the
speakerphone/headset adapter jack.
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