LG CU 515 - Manual (Page 7)

7
Accepting a PTT Contact Invitation
1. If you are invited to be a PTT contact, a
chime will sound and the PTT icon next
to the signal bars on the idle screen will
change to the PTT Message
icon.
2. Press the PTT Key to view your invitation.
3. Press the Left Soft Key to Accept, the
Right Soft Key to Reject, or to Defer
the decision until a later time. If you choose
to defer the invitation, you can access
any pending invitations later by going to
the
Push to Talk (1) menu and choosing
Pending Invitations (5).