Samsung S3770 Mic Point Ways Jumper To Solve Microphone Problem
https://gsmfixer.blogspot.com/2015/03/samsung-s3770-mic-point-ways-jumper-to.html
Samsung S3770 Mic not working problem solution with full jumper diagram in which all points are traced and marked with color lines. First check microphone with digital meter, if mic gives zero continuity then change mic with new one. After confirm mic is ok follow the diagram below and apply jumpers like diagram.
Samsung S3770 Mic problem solution to solve microphone problem with diagram.
