Nokia 1508 Mic problem - Jumper ways solution

This solution covers to fix Nokia 1508 Mic problem, or if the mouthpiece microphone failure occurred.
You may use the solution below as aguide to check and trace the mic components and connection line paths.

nokia 1508 Mic Jumper ways
 You may first check the MIC module or try replacing it with a new one.
There is  a filter coils and capacitors on Nokia 1508 mic circuit being used. Check all of these and replace if found damaged.