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Erik
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Main microphone-sound really bad

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Hi

I tried to fix an iPhone 4 that had a bad sound from its microphone during calls. It´s like a muffled sound, like having your hand in front of your mouth while speaking.

What I did was change the whole dock-connector piece, which has the bottom microphone attached to it. link to part

I thought this would be the answer to the problem, and thought so too after testing it with the SoundRecording-app, where the sound is really good. (from what I have read, this app also uses the second mike on top of the phone, hence the good sound...?)

Then the owner of the iPhone tested it while calling me, and I had trouble hearing what he said.

Any suggestions to what I can do to fix this?

I thought of checking the grill in front of the mike, rinse it if dirty, together with the actual rubber-cover.

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iPhone 4 Dock Connector (GSM/AT&T)

Contains the connector and the microphone — 50+ available at 29.95 each.

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Chris
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Not familiar with the app, but the secondary mic is still suspect. If the sound is suppressed he may be having an issue with it. How is everything else on the phone? Prox sensor ok? Power Button? Was the mic sheath clear of any debris/not folded over or anything?

Check you connections and if everything is else is ok try a restore. Was there any indication of any damage??

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didov3
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Daniel Gray
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9/10 times this program can be fixed by replacing the dock connector. If that doesn't fix it and it's muffled check that the new rubber insert isn't clogged. A good test is using the mic without the rubber attached then with it attached.

Also the mic has double sided tape to adhere it to the rubber if the old adhesive is still inside it could be blocking it.

$12 from www.iphonepartsaustralia.com

Edited by: Daniel Gray ( )

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John Carr
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THIS REALLY WORKS! SO SIMPLE AND JUST BRILLIANT

http://www.youtube.com/watch?v=EZmSVt8bM...

Just fixed my iPhone in under 30 seconds!

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