I have been troubleshooting for while my friend iphone 3g he broke the screen and replace it since then he has just an apple logo and nothing else. at first i tried hard reset(not working) connected it to pc not recognized in device manager, not recognized diskaid, no sound noting. i have and iphone 4 and my computer recognize it => it's not a drive or something. i open it checked the connection and they are fine. so what else?
any ideas
any ideas