152
CALL BACK
If Called Station is Busy
STEP 1: Press the
CALL BACK
key. Receive a ser-
vice set tone.
– OR –
STEP 1: Press the
Flash
key and enter “Call Back” ac-
cess code.
STEP 2: When both parties become an idle state, call-
ing party's phone rings. Calling party would
go off hook and hear ring back tone.
The called station would then be ringing.
STEP 3: The connection is established when the
called party answers.
Using Soft Key
STEP 1: Press the
CallBack
soft key and receive a
service set tone.
STEP 2: “
CALLBACK SET
” is displayed and the
Call-
Back
soft key flashes on the display.
TO SAVE AND REPEAT A NUMBER
To Save
STEP 1: Press
key.
STEP 2: Dial the desired telephone number.
STEP 3: Press the
Save&Rep
key. The dialed number
is now stored. The
Save&Rep
key’s LED
lights.
– OR –
STEP 3: Receive an internal call.
STEP 4: Press the
Save&Rep
key. The number is
stored in memory.
STEP 5: The
Save&Rep
key’s LED lights.
DT830 DT430/410
Called party
CALLBACK SET
2000
1:25 PM MON 11 MAY 2015
Called party
CALLBACK
2000
1:25 PM MON 11 MAY 2015
Called party
CALLBACK
2001
1:25 PM MON 11 MAY 2015
Note:
Call Back may be programmed by the Telephony
Server administrator on a Programmable feature
key or by the user on a
One-Touch Speed Call-
ing
key.
CALLBACK SET
Mic
>>>
1:25 PM MON 11 MAY 2015
DT830 DT430/410
Speaker