if you have insert sim problem in Nokia 5230 then it can be solve with a few steps that are written in this post.look at the diagram bellow and follow few steps that are givenin it.in case of insert sim problem, no sim, invalid sim.
Nokia Asha 200 Insert Sim Solution
Nokia Asha 200 Insert Sim Problem
Nokia Asha 200 Sim Jumper
Nokia Asha 200 Sim Track Ways
Nokia Asha 200 Insert Sim Solution
Nokia Asha 200 Insert Sim Problem
Nokia Asha 200 Sim Jumper
Nokia Asha 200 Sim Track Ways
in first step check sim pints in mobile may be they are damage or corbon on it.then rub it and check.if problem can not be solved then after dis assambly of Nokia 5230 check all parts that are shown in above diagram and also check all tracks.
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