VTech IS6100 ユーザーズマニュアル

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You can directly broadcast messages from one handset to the speakerphone 

of one or all other handsets. Any handset called can respond by pressing 

PUSh TO TALK to begin a two-way communication.

Only one handset can talk at a time. To do so,  

 

press and hold 

PUSh TO TALK.

You must release 

PUSh TO TALK, so the other person 

can respond.
Only one PTT can be active at a time.
While PTT is in use between two handsets, other handsets 

cannot use the intercom feature but can access the 

answering system.
When you attempt to place a PTT call to another handset 

which is accessing the answering system, your handset displays  

 

Not available at this time.

You can turn PTT on or off on each handset.

When on, the handset can begin and receive PTT calls.
When off, the handset can begin PTT calls but will not receive PTT calls 

from other handset(s). The idle screen displays 

No Incoming PTT.

When you attempt to place a PTT call to another handset that has the PTT 

feature turned off, your handset displays 

Not available at this time.

Press 

PUSh TO TALK when the handset is not in use. 

The 

PUSh TO TALK menu displays.

-OR-
a) Press 

 when the handset is not in use.

b) Press 

 or 

 to highlight >

Push to talk.

c) Press 

/SELECT.

Press 

 or 

to highlight >

PTT On/Off, 

then press 

/SELECT.

Press 

 or 

 to choose >

On or >Off, then 

press 

/SELECT.

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1.

2.

3.

 Call log
>Push to talk

 PUSH TO TALK
>PTT On/Off

 Incoming PTT
>On