[TriLUG] DisplayPort monitor won't wake from sleep

[Bill Farrow via TriLUG]

On Wed, Dec 9, 2020 at 7:11 PM Wes Garrison via TriLUG
<trilug at trilug.org> wrote:
> I've set up a couple of Debian boxes for my kids, and one of them has a
> WQHD monitor that won't wake from sleep.

Does the output from "xrandr" show the monitor ? Perhaps compare the
output between when it is working and not working.

Try changing the energy saving modes for the display using "xset
-display :0 dpms force on" and "force off".


Bill