you may want to check configs:
-
https://github.com/EndeavourOS-Community-Editions/openbox/blob/main/.config/openbox/autostart
and add something like this:
xset s 480 dpms 600 600 600
Modify DPMS and screensaver settings with a command
It is possible to turn off your monitor with the xset command which is provided by the xorg-xset package.
Examples:
| Command | Description |
|---|---|
xset s off |
Disable screen saver blanking |
xset s 3600 3600 |
Change blank time to 1 hour |
xset -dpms |
Turn off DPMS |
xset s off -dpms |
Disable DPMS and prevent screen from blanking |
xset dpms force off |
Turn off screen immediately |
xset dpms force standby |
Standby screen |
xset dpms force suspend |
Suspend screen |