Samsung galaxy Grand i9082 Microphone ,main mic solution Or Jumper

Samsung galaxy Grand i9082 Microphone ,main mic solution Schematic , Diagram , Circuit 

Samsung galaxy Grand i9082 Microphone ,main mic solution Step by step

Step 1

Check main microphone function

in voice call receiver mode

or in Voice Recording mode

Step 2

Check component soldering

statuses of C369, R512

Resolder or replace C369, R512

Step 3

Check the voltage at

C509 = 2.1V

Resolder or replace UCP300

Step 4

Check component soldering

statuses of MIC500

Resolder or replace C369, R512

Resolder or replace MIC50

Step 5

END

Unofficial support site for this Phone By Welcome Zone Haldwani

How To Connect Universal Mic Jumper

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