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Please help me….my laptop black screen after i reset the motherboard using cmos battery….i tried to flash the bios using usb flash drive but still cant….btw my HDD is windows 10 now but my original was windows 8 will it effect?

Hi, Its all depends on the last task you did on your laptop. I removed the ram and check and I have a hard time to figure it out why the black screen is still there. Finally, I follow your method , remove the ram and clean it and it WORKS Thanks a Million gamerplus215