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erg_samowzbudnik
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Joined: 09 Sep 2011
Posts: 50
Location: uk/sticks

PostPosted: Thu Mar 15, 2018 8:30 pm    Post subject: dual monitor setup not working Reply with quote

Hi, I'd use some guidance with dual monitor setup.
HDMI connected projector that works on a different system on the same hardware just works.
graphics: GeForce GTX 680M
plasma-desktop 5.10.5
with kscreen but it's not detecting HDMI

xrandr
Code:
Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 16384 x 16384
LVDS-1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 382mm x 215mm
   1920x1080     60.01*+  40.01
   1680x1050     59.95
   1400x1050     59.98
   1280x1024     59.89
   1280x960      59.94
   1152x864      59.96
   1024x768      59.92
   800x600       59.86
   640x480       59.38
   720x400       59.55
   640x400       59.95
   640x350       59.77
DP-1 disconnected (normal left inverted right x axis y axis)
eDP-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 disconnected (normal left inverted right x axis y axis)

content of /etc/X11/xorg.conf.d/10-monitor.conf:

Code:
Section "Monitor"
    Identifier  "LVDS-1"
    Option      "Primary" "true"
EndSection

Section "Monitor"
    Identifier  "HDMI-1"
#    Modeline "1920x1080i_120"  60.00   50.00   59.94   -hsync +vsync
#    Modeline "1920x1080_60.00" 50.00   59.94   30.00   24.00   29.97   23.98   -hsync +vsync
    Modeline "1920x1080i_120.0"  148.50  1920 2008 2052 2200  1080 1084 1089 1125 interlace +hsync +vsync
    Modeline "1280x720_60.00"   74.25  1280 1390 1430 1650  720 725 730 750 +hsync +vsync
    Modeline "1920x1080_60.00"  148.50  1920 2008 2052 2200  1080 1084 1089 1125 +hsync +vsync
    Modeline "1920x1080_50.00"  148.50  1920 2448 2492 2640  1080 1084 1089 1125 +hsync +vsync
    Option "PreferredMode" "1920x1080_60.00"
    Option   "RightOf" "LVDS-1"
    Option   "Position" "0 0"
EndSection


[Moderator edit: added [code] tags to preserve output layout. -Hu]
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John R. Graham
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Joined: 08 Mar 2005
Posts: 10157
Location: Somewhere over Atlanta, Georgia

PostPosted: Thu Mar 15, 2018 8:49 pm    Post subject: Reply with quote

Moved from Portage & Programming to Desktop Environments.

- John
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Jaglover
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Joined: 29 May 2005
Posts: 6972
Location: Saint Amant, Acadiana

PostPosted: Thu Mar 15, 2018 9:27 pm    Post subject: Reply with quote

It is not clear, is nVidia the only graphics card?
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erg_samowzbudnik
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Joined: 09 Sep 2011
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Location: uk/sticks

PostPosted: Fri Mar 16, 2018 3:52 pm    Post subject: Reply with quote

Yes, nvidia is the only graphic card here.
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Jaglover
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Location: Saint Amant, Acadiana

PostPosted: Fri Mar 16, 2018 4:41 pm    Post subject: Reply with quote

There is one graphics card, both displays are connected to it, one is working and the other is not seen by xrandr. The only conclusion is hardware fault.
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krinn
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Joined: 02 May 2003
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PostPosted: Sat Mar 17, 2018 2:12 am    Post subject: Reply with quote

https://wiki.gentoo.org/wiki/NVIDIA_Optimus_and_HDMI_Output_Configuration
Good reading.
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