iPhone 5 mic not working

iPhone 5 mic not working





on regular call* other person wont hear me* instead i can hear my voice as an echo





on regular call* if i switch to speaker* everything is ok* other person can hear me.





also* Voice Memo is not working (voice is not recorded)





if i go to camera and start record a video* voice is ok







- i dont think was any water damage to the phone* seems ok





- replaced iPhone 5 Dock Connector Headphone Jack Microphone Flex Black

but is not working





- restored to stock 6.1.2 (no JB) * not working







any solution ?

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