Nokia 5530 power on just variation tested solution here.
try this solution one by one
Step1:check bsi line.bsi line cut. apply this jumper.
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Step2.try flash same product code.
step3.remove this N2121.
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try this solution one by one
Step1:check bsi line.bsi line cut. apply this jumper.
[You must be registered and logged in to see this image.]
Step2.try flash same product code.
step3.remove this N2121.
[You must be registered and logged in to see this image.]