AT&T System 75 Telephone User Manual


 
Starting with the handset on the TOP VIEW and continuing clockwise:
Handset
Data jack
Adjunct (equipment) jack (on
the 8102 only)
Auxiliary power jack (on the
8110 only)
Pause button (on the 8102 and
8110 only)
For placing and receiving calls (also known as the
receiver).
For connecting a device such as a modem to your
telephone. This jack is labeled DATA.
For connecting adjunct equipment such as a
speakerphone or headset to your telephone. This jack is
labeled ADJUNCT.
For improving the performance of the built-in
speakerphone on long loops where there is limited power
available from the line. This jack is
labeled
For inserting a .5-second pause/delay into a telephone
number stored on a programmable dialing button or into
a dialing access code in the Auto-Pause feature of
Redial. See “Redial (With Auto-Pause)” in the section
titled How to Use the Features.
Programmable Dialing buttons
(on the 8102 and 8110 only)
Hold light
Hold button
Redial button
Auto Answer button (on the
8110 only)
Mute button (on the 8110 only)
Message light
The 12 buttons on which you can program frequently
dialed telephone numbers, emergency numbers, or
feature codes.
A red light that remains on to remind you that you have
a call on hold.
For putting a call on hold.
For redialing the last number you dialed from the dial
pad.
For automatically activating the built-in speakerphone
whenever a call comes in. Your system manager can tell
you whether you have this feature.
For turning off the microphone associated with the
handset or the built-in speakerphone.
A red light that flashes when a message has been left for
you.
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