On Sunday, 18 February 2024 08:35:18 GMT Walter Dnes wrote: > On Sat, Feb 17, 2024 at 08:21:42PM -0500, Walter Dnes wrote > > > Regardless of the above, the monitor does not blank after 10 minutes > > > > (i.e. 600 seconds). If I run "xset dpms force off" from xterm (both as > > local user and as root), the display goes dark... for approximately 1 > > second... and then returns to normal. > > So I turned the monitor off with the physical switch, took a nap, and > turned it on when I got up. Now the blanking works again. Cue the > Microsoft support jokes. What gives???
Are you using a Display Port, or HDMI connection perhaps? Modern monitors come with their own onboard chipset which may lose sync with the PC. I've experience the opposite with mine when I first bought it and thought the PC had crashed ... :-)
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