Dell 3421 Conversion Discrete To UMA

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December 5, 2016,02:12

hi me tikaram singh i am from nepal i would like to repair dell inspirion 14 3421 motherboard repair .i have one mother board powre on but not display i have flashed bios and heat the intell graphic chip. but not display i have also changed the io chip and state down chip and other chip of power section and vrm section