https://bugs.freedesktop.org/show_bug.cgi?id=64850
--- Comment #11 from Alex Deucher agd5f@yahoo.com --- (In reply to comment #9)
Ok, i tested a few things:
Turning the monitor off/on dosen't do anything, its still black.
sorry, I meant using xrandr; e.g.,
xrandr --output DVI-0 --off xrandr --output DVI-0 --auto