Welcome to Apple iPhone Support forum.Dedicated to iPhone 4,iPhone 3GS,iPhone Apps,iPhone reviews,iPhone 4 Apps,iPhone Applications, iPhone news ,iPhone Casese,Video,Unlock and more...
Totally teardown a iphone 4, but start no GSM service or 1 bar of GSM service signal, Apple accept pay for repair service if device teardown and broken by self?
iPhone 4 iOS 4