評価: 13
1
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can talk, and hear with and without earphones.
can hear, not be heard with speaker on.
cannot hear music.
i have replace a brandnew loudspeaker ( by the charger port ). didnt solve the issue, please help, thank you.
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could be either 2 things,
1) you upper mic and dock connector need te be replaced
upper mic is connected to the power button
iPhone 4 Power & Sensor Cable Replacement
dock connector is responsible for the speaker power
iPhone 4 Dock Connector Replacement
2) your audio ic has failed and you can try the temporary fix ali suggested above or take it to a professional repair shop
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45 minutes - 1 hour
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1 - 2 hours
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The issue you are having is due to a motherboard issue a fix can be found here
http://www.youtube.com/watch?v=0jhWxYTVx...
Regards
Ali
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