Nokia Asha 501 Insert Sim Jumper Ways Solution
https://gsmfixer.blogspot.com/2015/10/nokia-asha-501-insert-sim-jumper-ways.html
When you have Nokia Asha 501 and facing Insert Sim problem then it will show insert sim, invalid sim or some other error on the screen. You can solve the problem by the given hardware repair diagram solution. Remove the sim IC and make the jumpers as shown in the diagram. Here is the diagram for Nokia Asha 501 Insert Sim Jumper Ways Solution.