I'm using a Latitude E7440 with a Dock and two monitors connected to it. (Both with DVI)
Sporadically (often already shortly after starting the laptop) one or both of the monitors are going black for about 5 and come back after.
I already tried several things to fix the issue but haven't been able to find a solution yet.
What I've tried so far:
At this point I don't know what else to do to fix this issue and I'd really appreciate any help from others.