ic baseband iphone 7This is actually a faulty baseband ic that can (I don’t know if it’s visible that you repaired your iPhone) be replaced free by Apple. It’s for the A1660, A1779 and A1780.Choose an IPSW for the iPhone 7 (GSM). Sned IPSW files can be restored via iTunes. Unsned IPSWs cannot currently be restored via iTunes.