- Dry your Samsung Galaxy S4 with a tissue paper to eliminate any visible traces of water or moisture.
- Remove battery
- Clean all the openings (Headphone port, Charging port etc.) with the help of Cleaning Brush in order to eliminate all possible traces of water and moisture completely.
- Check MIC hole for any dust or dirt.
- Now try Microphone again, if it doesn’t work then open your Samsung Galaxy S4 and check the microphone rubber cap and clean it and check again.
- If it is dislocated reinsert it again, if it is cut or damaged replace it and check.
- Check MIC and its Connector, replace if Faulty.
- Check the Mic track ways with a MultiMeter.
- Check U902 and gently heat it. Replace if necessary.
If you have further Questions please leave a comment.
Note: Please note that even though every solution posted on our
website is tested by one or more members of our team before posting, but
still we do not take any responsibility for any damage it may cause to
your cell phones. Use these repairing
solutions at your own risk. Thank You
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