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This solution below shows the connection line paths of the Apple iPhone 7 hands free speaker for easy troubleshooting and repair. But to fix a speaker failure, you may first check the speaker using a multimeter to easily confirm if its still working or already damaged. If the speaker is okay, clean the speaker terminal contact pads and locate the components shown on the solution below, then do a check an replacement procedure.
If the speaker is working fine and the terminal contact pads seems okay but still there is no sounds output over it. You may then proceed to check certain components on the iPhone 7 PCB board that where the speaker is being connected.
Reasons of Problems
Speakers are faulty.
Too much dust on the speaker’s diaphragm, causing low sound or distorted sound.
Your OS might be outdated.
Connection between speaker strip and onboard connector might be loose, hence causing any of the above mentioned issues.
Any of the coils of onboard speaker connector might be faulty.
Audio IC might be the cause of this problem.
So if you are sure that iPhone 7 Loud Speaker is in good working condition then here is a complete how to troubleshooting guide for your mobile phone. Please study these diagrams very carefully before you start repairing.
If you have further questions please don’t hesitate to leave a comment.
Note: Every repairing solution posted here is tested by at least one member of our team. Use the information available here at Your Own Risk. We are not responsible if any harm comes to your device during the repairing process.
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