Microsoft Lumia 550 Insert Sim IC Solution Jumper Problem Ways
in case of insert sim problem in Microsoft Lumia 550 it will show insert sim, sim not valid, and may not show signal.to solve Microsoft Lumia 550 Insert Sim IC Solution Jumper Problem Ways we have to do a few simple steps as given in this post.in first step replace you sim and try it.scratch sim points in mobile slightly then try.
after dis assembly check all sim jack points at mother board with meter.check all these parts and track that are given in above diagram and if any of them is missing apply jumpers to make that path in good condition.if any of the components is missing replace it with new.
you can change sim ic also and may can apply jumpers after removing ic from mother board.there are some posts also to describe that how to make jumpers in sim ic to solve insert sim problem.
For more information and new tips and tricks about this problem solution keep visiting this page we will update it if there will be new updates.some related post are also given below you can read more about mobile phone.
Please note that although every diagram & solution posted on our website has been tested by one or more members of our team before posting,so we will not be responsible for any loss or damage, including personal injury.Use this repair solutions at your own risk.
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