Samsung galaxy S4 I9500 Mic Not Working Solution

Samsung galaxy S4 I9500 Mic Not Working Solution Schematic,Diagram,Circuit

Samsung galaxy S4 I9500 Microphone Part Not Working Solution Step By Step

Step 1

Check microphone function

in voice call receiver mode

or in Voice Recording mode

Step 2

Check the main MIC(in Sub

PBA[GH59-13075A]) is placed

for any damage

Resolder the main MIC.

Step 3

Check the offset voltage

at below test

point(40;Main_MIC_P)

> 0.4V

Resolder main MIC or replace Sub PBA.

If the voltage level is not fixed, then

you have to change U902.

Step 4

Check Sub PBA 'Open/Short'

status between below each two

point(38)&(40)

Step 5

replace Sub PBA.

Step 6

END

Unofficial support site for this Phone By Welcome Zone Haldwani

HOME

Search Tags

Samsung Galaxy S4 I9500 Mic Not Working Solution

Samsung Galaxy S4 I9500 Mic No hearing Solution

Samsung Galaxy S4 I9500 Mic Not Sensor Solution

Android App For This Site

Download

Samsung Usb Drivers

Samsung Android Usb Driver Download

Facebook Page

Do You Want More Update Click Here And Like This Page