Samsung galaxy S2 GT-I9100 Microphone Part (Sub MIC) Not Working Solution

Samsung galaxy S2 GT-I9100 Microphone Part (Sub MIC) Not Working Solution Schematic,Circuit,Diagram

when your voice not reaching to other person then your mic is not working.Such as-

1.when our mic is not work to send our voice.

2.when our voice is not reach to other person.

3.when our voice is not going to another person.

4.occasionally our voice recording is not response.

5.During video recording our voice is not work.

6.when we calling other person then his voice is come but our voice is not going.

To get these problems solution please follow these steps-

Samsung galaxy S2 GT-I9100 Microphone Part (Sub MIC) Not Working Solution Step By Step

Step 1

Check Sub microphone function

in voice call loudSPK mode

or in camcording mode

Step 2

Check RCV-Earjack module

where Sub MIC is placed

for any damage (Tear in FPC,

etc)

Replace the RCV-Earjack module

Step 3

Check the voltage at

C658 = 2.8V

Resolder or replace U610

Step 4

Check component soldering

statuses of C627, C630

Resolder or replace C627, C630

Step 5

END

Unofficial Support Site For This Phone By welcome Zone Haldwani 

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