hello, My iphone not recognizing the pc only charge, and I syncronize it with w-isync via wifi but last day one friend tell me I will solutions your problems and he get FTP mode and delete some file from Boot system file and now the phone still loading in the apple logo I dont know what I need to do! Dont exist any way to conect the phone via cable direct to de logic boar to pc?? I need help... I cant do any recovery, the phone not recognizing by itunes :S I can charge the phone only turn off and with car charger.... It is maybe a problem with the USB pin ??