Hello i changed my logic board 3g+wifi 64 gb, and all goes well in the begining, when i swicth on itunes logo appere in the screen, after i connect to itunes and it puts in restore mode(correct), and download de 3,2,2 firmware from apple, but after this when finnish (activation) put this "there is a problem with your ipad. we´re sorry the iPad you connected may be damaged and cannot be activated for service we recommend you visit your neares apple store for more information." ok i try to make a downgrade to 3,2,1 but is impossible first the 3194 error in itunes 10 and the 3014 in itunes 9.2, please can anybody helpme or perhaps i have a expensive stone, Thanks