Hl to tod@s have a preblema with one avic900bt 1. My unit has just hung on the pioneer splash screen and does not import what button i pushed it did not spend not 2 at all. Or it would be a sample of DESTINATION, contacts and buttons source AV, but the message " The system is starting, please wait " it would not disappear and if the button of menu is touched would be only me to accede to the adjustment, I do not have a safety copy and the mariner never gets up-to-date, already and well-read mens in the matter and the problem is k the links of unload estan fallen and in addition I need a copy o