How to solve mic not working problem in Samsung Grand Neo I9060, if mic points damage due to water. First check that mic not damage then check mic points on motherboard with digital meter. If any point damage apply jumper with good jumper wire. Here in diagram all points are traced with colored lines, Follow the diagram and and make jumper any missing point on mobile motherboard.
Samsung Grand Neo I9060 Mic not working solution with diagram in which all points are traced.