P u s h t o t a l k62 Copyright © 2006 Nokia. All rights reserved.When connected to the PTT service,you can make or receive channel calls,group calls, or one-to-one calls. One-to-one calls are calls you make to onlyone person.Press and hold the volume up key theentire time you are talking, and holdthe phone in front of you so that youcan see the display. When you arefinished, release the volume up key.Talking is allowed on a first come, firstserved basis. When someone stopstalking, the first person to press the keyused for PTT can talk next.To check the login status of yourcontacts, select Menu > Push to talk >Contacts list. This service depends onyour service provider and is onlyavailable for subscribed contacts.indicates the contact is available.indicates the contact is notlogged into the PTT service.indicates the contact is unknown.indicates the contact does notwant to be disturbed. You cannot callthe contact, but you can send acallback request.To subscribe a contact, selectOptions > Subscribe contact; or if oneor more contacts are marked, selectSubscribe marked.Make a channel or agroup callTo make a call to the default channel,press the volume up key. A tonesounds, indicating that the access isgranted, and the phone displays yournickname and channel name. See “PTTchannels”, p. 64.To make a call to a nondefault channel,select Channel list in the PTT menu,scroll to the channel you want, andpress the volume up key.To make a group call from Contacts,the recipients must be connected tothe PTT service. Select Menu >Contacts > Groups, scroll to the groupyou want, and press the volume up key.Make a one-to-one callTo start a one-to-one call from the listof contacts to which you added the PTTaddress, select Contacts list. Scroll to acontact, and press the volume up key.You can also select the contact fromContacts.To start a one-to-one call from the listof PTT channels, select Channel list,and scroll to the channel you want.Select Members, scroll to the contactyou want, and press the volume up key.To start a one-to-one call from the listof callback requests you have received,select Callback inbox. Scroll to the