Nokia 6151

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To disconnect from the PTT service, 
select 
Switch PTT off
.
■ Make and receive a PTT 
call
Set the phone to use the loudspeaker 
or earpiece for PTT communication. 
When the earpiece is selected, you 
can use the phone normally, by 
holding it to your ear.
Warning: Do not hold the 
device near your ear when 
the loudspeaker is in use, 
because the volume may be 
extremely loud.
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 only one person.
Press and hold the PTT key the entire 
time you are talking, and hold the 
phone in front of you so that you can 
see the display. When you are 
finished, release the PTT key. Talking 
is allowed on a firstcome, firstserved 
basis. When someone stops talking, 
the first person to press the PTT key 
can talk next.
To check the login status of your 
contacts, select 
Menu
Push to 
talk
Contacts list
. This service 
depends on your network operator or 
service provider and is only available 
for subscribed contacts. 
, or 
 indicate that the contact is 
available, not logged into the PTT 
service, or unknown. 
 indicates 
that the contact does not want to be 
disturbed. You cannot call the 
contact, but you can send a callback 
request.
To subscribe a contact, select 
Options
Subscribe contact
, or if 
one or more contacts are marked, 
select 
Subscribe marked
.
Make a channel or a group 
call
To make a call to a channel, select 
Channel list
 in the PTT menu, scroll 
to the desired channel, and press the 
PTT key.
To make a group call from 
Contacts
the recipients must be connected to 
the PTT service. Select 
Menu
Contacts
Groups
, scroll to the 
desired group, and press the PTT key. 
Make a one-to-one call
To start a one-to-one call from the 
list of contacts to which you added 
the PTT address, select 
Contacts list
Scroll to a contact, and press the PTT 
key.
You can also select the contact from 
Contacts
.