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iPhone 6 No Sound From The Receiver—How To Fix?


 The iPhone has no sound from the receiver, when we answer the call, there is no voice, but we are sure the someone's talking at the other end of the phone.  Receiver problem is a common problem for iPhone, it's generally caused by iPhone audio part.  Now, we need to know how to fix it.


Use phone opening tool to disassemble the iPhone 6, take out the iPhone motherboard.

Observe the iPhone motherboard. Observe this iPhone 6 closely with our eyes, the iPhone motherboard has been repaired, the motherboard has traces of water.

Remove the iPhone big audio IC. Put iPhone motherboard under the Stereo Zoom Microscope, and then use tweezers to remove the iPhone big audio IC. After remove the iPhone big audio IC, we found the bottom pin was corroded.


Use the BGA remove graver to clean the corroded part, and then  use QUICK 861DW hot air rework station to solder the jumper wire on it, and then apply some green UV oil to fix it.


Install the iPhone big audio IC（VC530）to the motherboard, and then assemble the iPhone.

Press the iPhone power button, get into IOS and test it, now the iPhone receiver is normal, other functions tested are also normal. 

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