Actually, there are [https://support.apple.com/en-us/HT203792|3 microphones] in the iPhone.
* The bottom microphone is for Voice Memo and phone calls. The other microphones serve as error cancellation
* The (top) front microphone is used for FaceTime calls and selfie videos with the front camera (FCAM). The top back microphone serves as error cancellation
* The (top) back microphone is used for videos with the rear camera (RCAM). The top front microphone serves as error cancellation
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I don't understand how you can have voice memo's working but not phone calls. Have you tried with the Apple headphones?
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Have you tried with the Apple headphones?
You may still have a defective bottom microphone or more specifically a partially defective [product|IF269-010|Lightning Jack]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.
Actually, there are [https://support.apple.com/en-us/HT203792|3 microphones] in the iPhone.
* The bottom microphone is for Voice Memo and phone calls. The other microphones serve as error cancellation
* The (top) front microphone is used for FaceTime calls and selfie videos with the front camera (FCAM). The top back microphone serves as error cancellation
* The (top) back microphone is used for videos with the rear camera (RCAM). The top front microphone serves as error cancellation
I don't understand how you can have voice memo's working but not phone calls. Have you tried with the Apple headphones?
You may still have a defective bottom microphone or more specifically a partially defective [product|IF269-010|Lightning Jack]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.
* The bottom microphone is for Voice Memo and phone calls. The other microphones serve as error cancellation
* The (top) front microphone is used for FaceTime calls and selfie videos with the front camera (FCAM). The top back microphone serves as error cancellation
* The (top) back microphone is used for videos with the rear camera (RCAM). The top front microphone serves as error cancellation
I don't understand how you can have voice memo's working but not phone calls. Have you tried with the Apple headphones?
-
You may still have a defective bottom microphone or more specifically a partially defective Lightning Jack [product|IF269-010|]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.
+
You may still have a defective bottom microphone or more specifically a partially defective [product|IF269-010|Lightning Jack]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.
* The bottom microphone is for Voice Memo and phone calls. The other microphones serve as error cancellation
* The (top) front microphone is used for FaceTime calls and selfie videos with the front camera (FCAM). The top back microphone serves as error cancellation
* The (top) back microphone is used for videos with the rear camera (RCAM). The top front microphone serves as error cancellation
I don't understand how you can have voice memo's working but not phone calls. Have you tried with the Apple headphones?
-
You may still have a defective bottom microphone or more specifically a partially defective Lightning Jack [product|IF269-010|Replace the Lightning & Headphone jack]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.
+
You may still have a defective bottom microphone or more specifically a partially defective Lightning Jack [product|IF269-010|]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.
Actually, there are 3 microphones in the iPhone.
* The bottom microphone is for Voice Memo and phone calls. The other microphones serve as error cancellation
* The (top) front microphone is used for FaceTime calls and selfie videos with the front camera (FCAM). The top back microphone serves as error cancellation
* The (top) back microphone is used for videos with the rear camera (RCAM). The top front microphone serves as error cancellation
I don't understand how you can have voice memo's working but not phone calls. Have you tried with the Apple headphones?
You may still have a defective bottom microphone or more specifically a partially defective Lightning Jack [product|IF269-010|Replace the Lightning & Headphone jack]. I would try changing it to see if that helps. Otherwise, there may be something wrong with the audio circuitry that only kicks in when doing phone calls.