A week age I built a new PC and installed a new ASUS ROG Thor 1200W PSU. Now I suddenly hear a strange noise coming from it. At first I though that a curtain next to the PC was scratching against something when the window was open. But then I put my ...

Hi,I use an Asus Rampage V Extreme and a Samsung SM951 512 GB M.2 SSD as well as a Crucial Ballistix Sport DIMM Kit 32GB, DDR4-2400 RAM.Every time I boot the PC with it having been cut off from power, I get the Q-Code "Ad" and Windows 8.1 does not lo...