Black Screen when booting Backtrack Live cd on NVidia Switchable Optimus

[nemesis14]

I think your download of the ISO image possibly was corrupted.

[xdobermanx]

YEAH FINALY IT WORKS! Franckysnow thank you!
I have been days busy trying all kind of solutions. This is de only on that works for me.
I am using an Alienware M11X R2 with a Nvidia GeForce GT355M.

[forsakenrider]

YEAH FINALY IT WORKS! Franckysnow thank you!
I have been days busy trying all kind of solutions. This is de only on that works for me.
I am using an Alienware M11X R2 with a Nvidia GeForce GT355M.

what did you do? In Franckysnows write up he says disable the Nvidia in BIOS, but we dont have that option on the m11x r2, do we?