Just piling on here I had the same issue.Tried 8 different DP cables with no luck, switched to HDMI and the issue went away.The sound is super annoying.JW

Also have the same issue with my PG48UQ.I would love to see this addressed.I do not think it is forcing pixel cleaning as the monitor doesn't go into the blinking orange (light red) pixel cleaning mode that happens when you force pixel cleaning throu...