VTech IP Phone DS6472-6 Manual De Usuario

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Multiple handset use
Push-to-talk (PTT)
You can directly broadcast messages from one handset to the 
speakerphone of one or a group of handsets. Press and hold 
PUSH TO TALK to begin two-way communication . If only one 
handset is available or registered, the handset screen shows 
PTT requires two handsets when you press PUSH TO TALK.
Only one handset can talk at a time. To do so,  
press and hold 
PUSH TO TALK while you are speaking.
You must release 
PUSH TO TALK, so the other person 
can respond.
Only one PTT session can be active at a time.
While PTT is in use between handsets, other handsets 
cannot use the intercom feature.
If you attempt to place a PTT call to another handset that 
is on an outside call or intercom call, or accessing the 
answering system, your handset displays 
Not available at 
this time.
PTT on/off
You can turn PTT on or off on each handset.
To turn PTT on or off:
Press 
PUSH TO TALK when the handset is not in use. 
The 
PUSH TO TALK menu displays.
Press   or   to highlight 
PTT On/Off, then  
press 
SELECT
.
Press 
 or 
 to choose 
On or Off, then press 
SELECT
 to save. You hear a confirmation tone.

1.
2.
3.
INCOMING PTT
On
 Off
 BACK   SELECT
PUSH TO TALK
     
HANDSET A    2
HANDSET B    3
All handsets
PTT On/Off
 BACK   SELECT
When PTT is turned off, the handset shows  
No Incoming PTT while the phone is not in use.