Re: [gentoo-user] Nvidia optimus no signal on external monitor

[James Ausmus]

On Mon, Aug 26, 2013 at 7:56 AM, du yang <duyang....@gmail.com> wrote:

>
> Hi,
>
> I've managed to get optimus works on my PC with nvidia property
> driver. But I got into an issue when trying to extend my screen to an
> external monitor by using Xrandr.
> There is no signal in the external monitor but the screen do extended,
> as mouse and window can be moved outside the visiable screen.
>
> There are 2 output connected, LVDS-0 & VGA-0.
> The xrandr command used:
> # xrandr --output VGA-0 --pos 1366x0 --auto
> And also tried (doesn't work),
> # xrandr --output VGA-0 --auto --left-of LVDS-0
>
> This one works but both monitors showing with the screen,
> # xrandr --output VGA-0 --auto --same-as LVDS-0
>
> Any suggestion please?
>


Since you're using the proprietary driver, have you tried using the
nvidia-settings configuration program to set up the second monitor?




> Thanks,
>
> PS. And also attach my /etc/X11/xorg.conf here,
> Section "Module"
>     Load           "glx"
> EndSection
>
> Section "Monitor"
>     Identifier "ASUS"
>     VendorName     "Unknown"
>     VertRefresh     43.0 - 72.0
>     Option         "DPMS"
> EndSection
>
> Section "Device"
>     Identifier     "NVIDIA"
>     Driver         "nvidia"
>     BusID          "PCI:1:0:0"
> EndSection
>
> Section "Screen"
>     Identifier     "DFP0"
>     Device         "NVIDIA"
>     Monitor        "ASUS"
>     #Option         "IgnoreEDIDChecksum" "DFP"
>     Option         "UseDisplayDevice" "none"
> EndSection
>
> Section "Device"
>     Identifier     "INTEL"
>     Driver         "modesetting"
> EndSection
>
> Section "Screen"
>     Identifier     "INTEL"
>     Device         "INTEL"
> EndSection
>
>
> --
> oooO:::::::::
> (..):::::::::
> :\.(:::Oooo::
> ::\_)::(..)::
> :::::::)./:::
> ::::::(_/::::
>