Originally Posted by chuchao2000
I have also a c840 laptop and had same problem...
But i've found a solution and now it works (with 8776)
Just use my xorg.conf here attached, it will work !
The problem is still there using your xorg.conf on 8776, ~sigh~
One thing I noticed is: if set "UseEDID False", I must specify "BusID PCI:1:0:0" too, otherwise screen is black except a tiny white line in the middle.