Le 17/09/2015 17:02, Darac Marjal a écrit : > On Thu, Sep 17, 2015 at 09:18:01AM -0400, real bas wrote: >> Hi Darac, >> I follow this article [2] and still black screen with lightdm error (attached >> 1). When execute nvidia-detected says 'No nvidia gpu detected' but in lspci >> say >> that I have nvidia card (attached 2, last line) > Ah, looking at that you ALSO have an Intel card, which *probably* means > you have an NVIDIA Optimus configuration. In that, the Intel card drives > the display but can either use its own, low-power 3D engine, or a > higher-power one provided by the NVIDIA device. As I understand it, in > this configuration, the NVIDIA card can't drive the display by itself > (in contrast to a dual-card configuration in a desktop, where both cards > would have monitor ports). > > In order to get Optimus working with linux, you need to install > Bumblebee. This page[1] should give you the information you require > there. > > [1] https://wiki.debian.org/Bumblebee > >>
On my Lenovo T530 it is a setting in the BIOS : always use Intel, Always use nvidia or Optimus.
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