i have the same issue and ive tried the jumpers too and still no luck, ive tried an i3 and ai5 processor, tried 3 diffrent psus, an unbranded 750watt, a antec 550w and a 300watt from a working pc, still no luck, ive tried 5 diffrent graphics cards, no luck, tried with diffrent ram, 4 sticks, 3...