Fourth generation iPhone. Repair is straightforward, but the front glass and LCD must be replaced as a unit. GSM / 8, 16, or 32 GB capacity / Model A1332 / Black and White.

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Hearing Scratches while calling

Hi to all, i have and iphone 4 and suddenly 3 days now is doing scratches while on call so none can hear me.they hear the scratches and also i hear the scratches too.then if i hang up and try to call again sometimes works fine sometimes not!also i realised that if i try to touch the metal part harder fixing the sound but again after a while is doing the same!i have changed ear speaker but still the same!does anyone have any idea on how to fix that?do i have to change audio IC?

thank you in advance!

Answered! View the answer I have this problem too

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replacing audi ic is the only solution i think! this is what did solve my problem.

thank you!

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You fixed your phone by replacing the audio IC?

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Try replacing the power/sensor cable. If that doesn't work, replace the logic board.

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Chariton Pavlopoulos will be eternally grateful.
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