This might also work:
https://askubuntu.com/questions/511601/how-to-make-suspend-work-without-
the-screen-staying-black-afterwards
Copy and paste solution in case of linkrot:
> This is actually a simple one:
> Add pm-suspend --quirk-dpms-on to the /var/cache/pm-
utils/last_known_working.quirkd
Example lines from my Xorg.0.log below, showing the framebuffer
resizing. Note that both screens are attached to the PC permanently, so
there should never be a need to resize.
[308422.419] (II) intel(0): resizing framebuffer to 1920x1080
[308422.430] (II) intel(0): switch to mode 1920x1080@60.0 o
Getting the bug here too. 16.04
David's post #59 was very helpful to me
https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1295267/comments/59
I think he's figured it out (at least for our setup). My problem seems
to be that when I press the suspend button, one of my screens goes to
sleep bef
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