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Samsung galaxy Not 2 GT-7100 Microphone Part (Main MIC) Not Working Solution

Samsung galaxy Not 2 GT-7100 Microphone Part (Main MIC) Not Working Solution Schematic Circuit,Diagram

Samsung galaxy Not 2 GT-7100 Microphone Part (Main MIC) Not Working Solution Step By Step

Step 1

Check main microphone function
in voice call receiver mode
or in Voice Recording mode

Step 2

Check Sub-PCB module
where main MIC is placed
for any damage (Tear in FPC,
etc)
Change the Sub-PCB module

Step 3

Check the voltage at
C607 = 2.8V 
Resolder or replace U600

Step 4

Check component soldering
statuses of C625, C626
Resolder or replace C625, C626

Step 5

END
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Samsung Galaxy  Not 2 GT-7100 Microphone Part (Main MIC)not working Solution 
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Updated: 09/12/2015 — 11:03 PM

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