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Questions tagged [dpms]

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0 votes
0 answers
113 views

Keeping the Screen Turned off While Getting Inputs

I need to run a set of (graphical) benchmarks with the screen disabled. The following command did not work: xset dpms force off Because any keyboard/mouse input would re-enable the screen. The other ...
TheAhmad's user avatar
  • 101
2 votes
0 answers
348 views

How to disable screensaver/dpms/other power saving features

I have a problem where monitors connected via docking station fail to reconnect if, I believe, the screensaver has been activated. I'm using debian testing without a desktop environment (ie only a ...
laur's user avatar
  • 588
1 vote
0 answers
109 views

Arch Linux - Monitors will never go to sleep

Through searching I can only find people looking to solve the opposite issue. I am running Arch Linux with i3 as my window manager. I am using i3-lock to handle screen locking. I can lock the screen, ...
JLCarveth's user avatar
0 votes
1 answer
104 views

How can I find out when the computer monitor's inactivity timeout is triggered and what process triggers it?

I want to use slock to lock the screen when the screen's inactivity timeout switches the monitor off or into standby and want to know what process triggers it, or how it is notified to the system. Is ...
vfclists's user avatar
  • 7,619
1 vote
0 answers
261 views

4k 144 Hz monitors never get signal again after turning off

Problem Description I recently got some 4k 144 Hz monitors, and they perform great when they do work. The problem is, whenever I turn them off via the monitors' power buttons, or whenever they go ...
crs's user avatar
  • 11
1 vote
0 answers
62 views

DPMS & PowerSave on laptop

I have an HP PowerBook 440 G4 with Debian Bullseye & BSWPM installed. My locker is lightdm with slick-greeter without a screensaver. My xset q says: DPMS (Energy Star): Standby: 600 Suspend: ...
Mafsi's user avatar
  • 141
1 vote
1 answer
365 views

Something changes DPMS settings

I want my LCD-display to turn off after some time. Not display black image. Displaying black image is pointless because it drains a few Watts more than white image. To do this I'm launching xset ...
yarolig's user avatar
  • 181
1 vote
1 answer
2k views

Turn off monitor backlight (DPMS) from a VC/VT (TTY) without Xorg/Wayland-DE

How does one flip a monitor's backlight on/off from the normal Linux console (tty1)? I'm looking for a way to do this without dependencies on Xorg or specific Wayland-Compositors. Let's say, that I ...
anick's user avatar
  • 505
2 votes
0 answers
495 views

Finding out which process inhibits monitor sleep, even after setting DPMS flags

My screens aren't turning off, using xset to set dpms off, suspend or standby they always turn on again. I know a way to figure out what event caused the system to wake up from suspend, but I haven't ...
Braiam's user avatar
  • 36.3k
1 vote
1 answer
902 views

Disable energy saving settings completely? HDMI signal lost (DPMS and screensaver already disabled)

On my MX Linux XFCE environment I have the problem that after a certain time without interaction after power on the HDMI signal is lost and can only be retrieved with pressing a keyboard key. I would ...
Mike's user avatar
  • 121
6 votes
1 answer
1k views

Why does X11 stop putting my screen to sleep after several standby/resume cycles?

For several years (~2012-2020) and over multiple computers (AMD/Intel of various vintages, S3/AMD/Intel graphics), I've observed what appears to be a curious, DDX-independent bug in X11. Occasionally, ...
i336_'s user avatar
  • 1,027
3 votes
1 answer
6k views

Xephyr: server does not have extension for -dpms option

when I open new openbox session in Xephyr, the screen goes blank after 10 minutes of inactivity. How can I disable this ? I tried this command: xset -dpms s off but get following error: server does ...
Martin Vegter's user avatar
2 votes
2 answers
1k views

DPMS does not standby my Samsung monitor

I own a pretty old Samsung BX2250 monitor, which I would like to be able to set to standby using dpms, like xset dpms force off The expected result is the monitor going to standby. The actual result ...
MP Felder's user avatar
  • 128
1 vote
0 answers
398 views

dpms keeps turning itself off periodically

original problem: on waking from screensaver/standby (not sure which), Xorg squishes dual monitors into a single screen, which I can't seem to undo without service xdm restart (I know of on way to ...
ninjagecko's user avatar
2 votes
1 answer
1k views

"xset dpms force off" also logout from desktop

I'm using Arch Linux with Gnome as DE and lightdm as display manager. I have a keyboard shortcut with the xset dpms force off command for turning off the laptop monitor. When I execute this command ...
Milad ABC's user avatar
  • 173

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