P u s h t o t a l k
■Switch PTT on and off
To connect to the PTT service, select Menu > Push to talk > Switch PTT on. 
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. 69.
To disconnect from the PTT service, select Switch PTT off.
■Make and receive a PTT call
Warning: Do not hold the device near your ear when the loudspeaker is in use, because the volume may be extremely loud.
To make a channel call, a
Check the login status of your contacts in Menu > Push
to talk > Contacts list: 
person available, 
person unknown, 
person wants not to be disturbed,
but can receive callback requests, 
person has PTT switched off. This service depends on your network operator and is only available for subscribed contacts. To subscribe a contact, select Options >Subscribe contact, or if one or more contacts are already marked, Subscribe marked.
Make a channel call
To make a call to a channel, select Channel list in the PTT menu, scroll to the desired channel, and press and hold the PTT (volume up) key.
Make a one-to-one call
You may start a
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