Intercom Operation - AT&T 874 User Manual

Announces to
all 874 phones
at same time
Automatically
redials a
number when
the line you're
calling is busy
Redirect an
incoming call
to any other
874 phone
Line-in-use
lights

INTERCOM OPERATION

Connect another
intercom call with
an outside line
Ring another 874
phone connected to
Line 1
Activate custom-
calling services
Announce over
the speaker to
the phone you
are calling
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