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Loss of display signal

Tags:
  • Graphics
  • Video
  • Monitors
  • Display
September 7, 2014 1:48:43 PM

Recently (around May) I built my own computer. It has been working good so far, but I am running into problems where my monitor loses signal at anytime, without even having utilized over 50%. However it appears that the CPU usage goes to around 70% when signal is lost. I have kept both the Radeon graphics drivers up to date, along with the motherboard's BIOS. I am worried that my graphics card has gone bad, so any ideas or anything is awesome.

Motherboard - Asrock h81m-hds
CPU - Intel i5 4690k
Graphics Card - Sapphire Radeon r9 270
PSU - Corsair 500 watt

Edit: Now the computer will not boot - the HD and power LED turn on, but fans do not. The PSU's fan does work and turn on, but pressing and holding the power button will not turn it off, only turning off the PSU will

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