Dell Vostro 14 3458 LA B843P Not coming on Or Short circuit English

Dell Vostro 14 3458 LA B843P Not coming on Or Short circuit
Let me tell you, My English is not good, this video I'm try to speak if I'm making any mistake just forgive me.
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Note:- It is not necessary that, all laptops have the same type of problem and the way to solve it is the same.
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