2. Out-of-order micro

It is kind of annoying problem. When your micro is stop functioning, you can answer the phone call. However, the person on the other side can not hear anything from you. First thing you need to do is having a check by opening voice recorder app. With this app, you can record your voice and lets see the sound can be heard or not. If it does not transmit the sound, you’d better replace your micro with a newer.

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