Computer shows no signs of power at all Tags: Computers Power Components Last response: September 17, 2011 5:20 AM in Components Share jhsurferla September 17, 2011 1:10:57 AM Hello, My computer shows no signs of power at all not a single fan or led light will come on. At first I thought it my PSU because it was only 500w so I got a 850w but still no signs of power Here are my specs AMD quad core phenom 2 black edition Diablotech 850w PSU ASUS Motherboard M4A88 evo 8gb of RAM Segate 1Tb HDD ASUS cd dvd drive HIS 4670 video card More about : computer shows signs power T_T September 17, 2011 1:18:18 AM Breadbuild your system, perhaps you have a short circuit somewhere. m 0 l henydiah September 17, 2011 5:20:18 AM - Check the AC power connection to the PSU, or you try to place the other room - As T-T Said rebuild again. or can you remove all hardware out of the Case. it's good idea .. agree and agree try in out Case m 0 l Can't find your answer ? Ask ! Publish Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !