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If mic is not working in Nokia X2-02. Microphone solution with jumpers, Low voice of Nokia X2-02 mic problem solution, Nokia X2-02 mic jumpers to make it solve.Nokia X2-05 Not Charging Problem Solution Jumper Ways

If mic is not working or have a low voice it can be fault of mic and housing. Check Nokia X2-02 housing ( body ). All housing have a small whole at the point of mic. In some cases rust or dust cover this point and the voice can not reach proper to the mic point so make it clean if there is some dust on it.
After disassambly of Nokia X2-02 look at the motherboard for rust carbon or burren parts. If you found some rust or carbon apply electronics cleaner on the mother board and apply hot air to make it dry proper.
Applying too much heat can damage the mother board and parts.It also can be harm for your skin.So keep in mind about normal heat flow when making it dry.
Remove mic and check all these tracks that are provided in above diagram to solve mic problem in Nokia X2-02. In diagram two different color lines are given to identify all parts that are used to solve Nokia X2-02 mic problem with jumpers.
If some parts are missing or damage apply jumper on these points where small circles are pointing in nokia mic repairing diagram above.