Alright guys I need some help I followed everything but when I put the sd card in, the headunit just boots. I have tried replacing the CARFINFO.cif with this one http://avic411.com/index.php?/topic/35230-2012-uscan-maps-cnsd-310fmuc-upgrade/&do=findComment&comment=255690 but it still doesnt work. I have a x930bt with the 2012 map upgrade