■ Switch PTT on and off
To connect to the PTT service, select Menu > Push to talk > Switch PTT
on, or press and hold the PTT (volume up) key.
indicates the PTT
connection.
indicates that the service is temporarily unavailable.
If you have added channels to the phone, you are automatically
joined to the active channels.
You may assign a default function to the PTT (volume up) key to open
the channel list, the contacts list or a single channel or contact. See
“PTT settings,” p. 85.
To disconnect from the PTT service, select Switch PTT off.