1.4 not working (Ubuntu/Dell D6000)

[k001]

Originally Posted by zombielinux

EDIT: Nope, same issue. monitors go black and go to sleep (no display signal received) after about half an hour. The rest of the dock devices (ethernet, usb, audio, charging) continue to work.

Can you try
[code]xrandr --output DVI-I-1-1 --auto
xrandr --output DVI-I-2-2 --auto
[code]
(changing the monitor IDs accordingly to what you have)?