We are going to fix an iPhone 6 today, the problem is that the receiver of the iPhone 6 has no sound. When the phone receive calls, we couldn't hear anything from the receiver. It just keep silence. How do we repair it step by step.
1. Test the iPhone 6. Use another cell phone
to call this iPhone, the ringtone is normal, but when we answer this phone
call, there is no sound.
2. Disassemble the iPhone 6. Use phone opening
tool to disassemble the iPhone 6, take out the iPhonemotherboard.
3. Observe the iPhone motherboard. Observe
this iPhone 6 closely with our eyes, the iPhone motherboard has been repaired,
the motherboard has traces of water.
4. 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.
5. Clean the corroded place. Use the BGA
remove graver to clean the corroded part.
6. Solder the jump wire. Use QUICK 861DW hot air rework station to solder the
jumper wire on it, and then apply some green UV oil to fix it.
7. Install the iPhone big audio IC, assemble the iPhone and then test it, now
the iPhone receiver works normally.
Get more professional cell phone repair solutions from www.vipfixphone.com
Get more professional cell phone repair solutions from www.vipfixphone.com
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