My Lenovo S930 .The microphone is not working when making calls (so people don't hear me talking.). How can I fix it?

[AC Question]

My Lenovo S930 .The microphone is not working when making calls (so people don't hear me talking.). How can I fix it?

in lenovo 930 .The microphone is not working when making calls (so people don't hear me talking.). but its working when i connect handsfree earphones

 

[B. Diddy]

Re: my lenovo s930 .The microphone is not working when making calls (so people don't hear me talking

Welcome to Android Central! The primary phone mic might have failed, or might be blocked by debris. Check the mic opening to see if it's clogged. Also, does it work on speakerphone?