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#1 2026-05-26 20:57:23

aqeeliz
Member
Registered: 2007-10-13
Posts: 47

Screen in black after resume from standby

Hey,

I am using Alienware M16 R2 laptop, with intel / nvidia VGA:

$ lspci | grep -i VGA
0000:00:02.0 VGA compatible controller: Intel Corporation Meteor Lake-P [Intel Arc Graphics] (rev 08)
0000:01:00.0 VGA compatible controller: NVIDIA Corporation AD106M [GeForce RTX 4070 Max-Q / Mobile] (rev a1)

Recently (I haven't tracked exactly when) when resuming from sleep, the screen stays blank. I have an attached external monitor using HDMI, and it resumes fine and I can use it fine, it's only the main laptop screen that doesn't resume.

I also tried removing the external monitor and then trying it, but same issue. Have to restart to for it to turn back on.

I am using KDE / Plasma, and my system is fully uptodate. Currently on linux 7.0.10, but the issue was present even before that.

Any ideas?

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#2 2026-05-27 06:46:19

seth
Member
From: Won't reply 2 private help req
Registered: 2012-09-03
Posts: 75,669

Re: Screen in black after resume from standby

Recently  … it's only the main laptop screen that doesn't resume … the issue was present even before [7.0.10]

https://bbs.archlinux.org/viewtopic.php?id=313469 ?

https://gitlab.freedesktop.org/drm/i915 … tems/16098
https://gitlab.freedesktop.org/drm/i915 … tems/16064

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