Unavailable
This becomes your availability state if you power off your phone, turn PTT Off, or if the system detects you have moved out of coverage.
Do Not Disturb
This becomes your availability state if you change My Availability (Menu 6.4.1) to Do Not Disturb. In this state you may place PTT calls but will not receive a PTT call.
PTT Message
This icon appears in place of your availability status notifying you that a PTT message is waiting. To access these messages go to Push to Talk (6) on the Main Menu. The message will either immediately display or may be found under Pending Invitations (5).
]PTT Contact Availability: This section covers the icons which will appear next to individuals and groups in your PTT Contacts list indicating their availability.
•INDIVIDUALS:
Available
This contact is available to talk.
Push to Talk (PTT) 
Unavailable
This contact has turned PTT Off, powered down their phone, or moved out of coverage.
Do Not Disturb
This contact is not receiving PTT calls.
Silent/Vibrate
This contact is available to receive PTT calls. However they will be given the option to accept or reject your PTT call.
Invitation in Progress
You are waiting for this contact to accept your invitation.
•GROUPS: 
Available
At least one member of the group is available to talk.
Unavailable
Every member has powered down their phone, turned PTT Off, or moved out of coverage.
Do Not Disturb
None of the members of the group can be contacted.
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