AT&T 1040 Quick Reference Guide

3
NOTE: For more information, please refer to the user’s manual.
One-touch keys
Press to make an in-
tercom call or a one-
touch outside call.
VOLUME
While the telephone
is not in use, press
to adjust the ringer
volume.
During a call, press
to adjust the listening
volume.
HEADSET
Press to turn on the
headset.
MUTE
Press so that the
other party cannot
hear you.
Press again to resume
the conversation.
LOWER
Press to dial a tele-
phone number stored
in the lower location of
a one-touch key.
INTERCOM
Press to intercom or
page another exten-
sion.
CONFERENCE
Press to create a
three-way conversa-
tion.
SPEAKER
Press to turn on the
speakerphone. Press
again to turn off.
Press to scroll up, down,
left or right while in
the menu.
ENTER
Press until you see the
main menu. Once in the
menu, press to select
an item or save an entry
or setting.
Press and hold to exit
the menu.
HOLD
Press to place an out-
side call on hold.
Navigation keys
Telephone overview

AT&T 1040 Specifications

General

Type	Corded
Lines	1
Speakerphone	Yes
Caller ID	Yes
Call Waiting	Yes
Intercom	No
Expandable	No
Handset Locator	No
Redial	Yes
Volume Control	Yes
Power Source	AC Adapter