AT&T DEFINITY 2500 Instruction Manual page 140

CHAPTER
3. OPENATINC FEATURES
Uh€n you arc oalld
baclc
1.
Your tenninal reaeives three short bursts
Of
ringing tone.
Answer within
a
preset
time
(iie
limE may be set
for one to eigtil c)'des ot ringing tone).
Ringing siopE
if
callback
call is not answered within ths preset time,
2.
Listen
for ringback tone, and wait tor
thE
called party
to
answer.
wh.n yoo ar!
aald
baa*
in a
Oirtibut
d
Coourracal.'
o
Syagn
(DCS)
anvtomant
.
You may hear confirmation ton€. This indicates lhat
lhe fusy distant telgphone/voice
teminal b€came idle and lhe user
originated
a
n€w call b€fore Aulomatic Callback
was accomplisl€d by trle system. Hsng up within
6 seconds
to
reaqtivate the
feature,
.
You may h€ar reorder tone. This indicat6s that the callback Lom thg distant system
was routsd over a tie trunk and one of
the links was not
availablg
to
complete the
callback,
or it
may indicate that the trunk selected is under @ntrol
ol the attendant.
Hang up, and reactivate
the feature.
To
c.ncal
.n
Alrloftatic Callbacl(
r€qu€t
1.
Lift the handset.
ListEn tor dial tone.
2.
Press
@)
and
lEl
if
you nave the general-purpose cancel button.
or
oiallhe
Automatic Callback cancel code, or
press a button you have programmed
to
dial
that code.
Usten for confirmation tone.
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