X3-02 power button way

Nokia X3-02 charging ok, flash ok, but not powering phone, this mean power button cut/line problem.
So now follow simple power button jumper ways.

X3-02 power button way

Nokia C2-03 auto on when battery insert

Nokia C2-03 auto on when put battery in phone, Auto on solution.
1s. check and change d strip clean d strip jack
2nd.  if not solve by above method then try to replace power on-off trick. marked in under picture.