I have the same bug with Xubuntu 14.04 on AMD Radeon 6770 with a Toshiba HDTV
Turn off TV and signal is lost and can't get it back again until I restart the desktop.
I have the same bug with Xubuntu 14.04 on AMD Radeon 6770 with a Toshiba HDTV
Turn off TV and signal is lost and can't get it back again until I restart the desktop.