Nokia Asha 309 have dual sim options. So it have two sim jacks and
two sim ic and then tracks are going to a single main ic.To solve insert
sim problem in Nokia Asha 309 you can see diagram bellow and follow all
these steps and tricks that I am going to write bellow in this post. nokia 3120 classic (RM-366) latest Firmware flash file free download Software version: 10.00 update flash file here
As in above diagram you can see there are a few different color lines that show sim function track and path. After dis assembly clean all these parts with electronics cleaner and apply smooth heat so that it can be dry completely.
Check all these tracks and apply jumpers if any of them is missing. A zoom image of each sim is also given so that you can learn how to short sim ic. Jumper solution for Sim ic. How to Solve Insert sim problem in Nokia Asha 309 without sim ic.
As in above diagram you can see there are a few different color lines that show sim function track and path. After dis assembly clean all these parts with electronics cleaner and apply smooth heat so that it can be dry completely.
Check all these tracks and apply jumpers if any of them is missing. A zoom image of each sim is also given so that you can learn how to short sim ic. Jumper solution for Sim ic. How to Solve Insert sim problem in Nokia Asha 309 without sim ic.
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