Nokia 1800 not charging solution

Nokia 1800 not charging solution

Description of problems : When you connect charger in your phone then give a massage on your phone "Not Charging".When displaying this massage on your phone then It is not  charge.This problem may be many reasons.
1.If you put other phone battery in your phone.
2.Charge with Bad or invalid charger.
3.charge with low voltage.
4.And hardware problem.

How to do this work : First check battery and check charger.If they are ok but problem still then open your phone and check charging port and next check diode and charging line if they are ok but problem same.Then check yellow line and resistor. If damage resistor change it.