Apple iPhone 7 Plus Audio Problems: Microphone not working, distorted sound, no sound at all [Troubleshooting Guide]
FIX No Sound In Calls or Mic Not Working On Any IOS Devices - YouTube
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iPhone 7 Audio Chip Issues: Microphone Not Working, No Sound On Calls
iPhone 7 & Plus Audio issue stuck on Logo Slow Boot No Sound Fix Repair Replace IC U3101 338S00105 - YouTube
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RenewaMobile - iPhone 7 - Audio IC reball & 4 Jumpers repair Symptoms: Long boot time Greyed out loud speaker icon when on phone calls Voice memos app shows a message saying
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