Nokia 6555 User Guide - Page 58

Push to talk You may assign a default function to the PTT key to open the channel list, the contacts list or a single channel or contact. See PTT settings p. 60. 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 one-to-one call, or a call to multiple recipients, you must hold the PTT key as long as you talk. To listen to the response, release the PTT key. You may be able to check the login status of your contacts in Menu > Push to talk > Contacts list. 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. or indicate that the person is either available or unknown. indicates that the person wants not to be disturbed, but can receive callback requests. indicates that the person has PTT not switched on. 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 key. Make a one-to-one call To start a one-to-one call from the list of contacts to which you have added the PTT address, select Contacts > Names or Menu > Push to talk > Contacts list. Scroll to a contact, and press and hold the PTT key. To start a one-to-one call from the list of PTT channels, select Channel list, scroll to the desired channel, and select Members. Scroll to the desired contact, and press and hold the PTT key. To start a one-to-one call from the list of callback requests you received, select Callback inbox. Scroll to the desired nickname, and press and hold the PTT key. 58