Download samsung c3312 mic ways Picture Help Solution Step By Step
if your device mic is corrupted after water damage and you can't fix it any other way and you don't have 4 leg same mic you can fix it use any other two leg mic use a resisters. Before make this jumper at first clean your device motherboard.
Check Your Microphone before make this jumper. if you find your mic is damage replace it with new one. remove this red mark component and replace it R=2k2 register. then ad one two pin mic. if you need more help please ask me on comment. thank you.