https://bugs.freedesktop.org/show_bug.cgi?id=33011
--- Comment #11 from Russ Dill Russ.Dill@gmail.com 2011-01-26 09:40:00 PST ---
Does a dpms cycle help? xset dpms force off
Nope (but causes the VGA-0 monitor to flash off and on)
Does restarting X help?
Nope
How about forcing a mode change? e.g., xrandr --output HDMI-0 --mode 1680x1050
Nope