How To Install China Mic On Samsung Galaxy S3 I9300 Microphone Ways

By Mobile Rdx Last updated Oct 5, 2016

Microphone problem on Samsung Galaxy S3 I9300 due to some damage such as broken lines, broken resistor or the microphone is damaged. well at this opportunity we wants to share tips and tricks on how to repair the damage of microphone on the Samsung I9300. please see the picture below to make improvements.

Mic problem on your phone Samsung GT-I9300.
The following are common causes of the phone while you do not realize that your phone does get wet:
Exposed to water – A mic would be damaged if too often scalded. water into the mic will result in a short circuit and damage the mic.
Mic line disconnected – Mic line disconnected usually caused several resistors and capacitors have been damaged.

Now I will explain how to install the mic china on Samsung Galaxy S3 I9300

Note the picture above to perform the installation:
On line mic (green wire) I added a capacitor 4.7k, why I added the Power ic capacitor because the voltage is too small for the size of the chinese mic, before I add the capacitor on track, I can only record mic sound. the results were pretty good record. but when I call someone via cell phone to try apakha mic is working or not. apparently my voice could not be heard by the people who were my phone. The resulting sound is very bad or bad at the hearing.
On line mic GND I also added a second resistor so that the balanced mic line. Note: If you install the mic china on Nokia phones but you do not add a capacitor and resistor then the phone mic sound you heard was not too good. you should add a capacitor and resistor in line mic. How to install mic china on mobile phone successful.

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