AT&T CL83519 - Speed dial

36
Multiple handset use
Push-to-talk (PTT)
You can directly broadcast messages to the
speakerphone of any device. Press and hold PTT on a
handset or PTT/
FLASH on the telephone base to begin
two-way communication.
f Only one device can talk at a time. To do so, press
and hold
PTT on the handset or PTT/FLASH on the
telephone base
.
f You must release PTT on the handset or
PTT/
FLASH on the telephone base, so the other
person can respond.
f Only one PTT session can be active at a time.
f While PTT is in use between two devices, other
devices cannot use the intercom feature but can
access the answering system.
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Using a cordless handset:
1. Press PTT when the handset is not in use. The PUSH TO TALK menu displays.
2. Press T
CID or SDIR to choose PTT On/Off, then press MENU/SELECT.
3. Press T
CID or SDIR to choose On or Off, then press MENU/SELECT.
Using the telephone base:
1. Press PTT/
FLASH when the telephone base is not in use. The PUSH TO TALK
menu displays.
2. Press T
CID or SDIR to choose PTT On/Off, then press MENU/SELECT.
3. Press T
CID or SDIR to choose On or Off, then press MENU/SELECT.
PTT call to a single device
Using a cordless handset:
1. There are a few ways to begin a PTT call to a single device. When the handset
is not in use:
f If you have one handset, press and hold PTT.
f If you have more than one handset, press PTT on the handset. Press TCID
or S
DIR to choose the destination handset number and press
MENU/SELECT or PTT.
2. Press and hold PTT.
3. Release PTT after speaking.
4. To end the PTT call, press
OFF/CANCEL or place the handset in the telephone
base or charger.