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[Bug 473948] Re: Native screen resolution not recognized with Intel X4500 and Acer AL2021 connected by DVI

 

** Description changed:

  Binary package hint: xserver-xorg
  
  Not sure what's the package to blame here, xorg or the intel driver or
  non of both.
  
  I installed the actual Ubuntu Karmic release. The native resolution
  (1600x1200) on my monitor (Acer AL2021) is not recognized. And xrandr
  tells me that it is connected on HDMI1 although I am using DVI. I have
  an intel mainboard with the X4500 graphics chipset
  (http://www.intel.com/products/desktop/motherboards/dg43nb/dg43nb-
  overview.htm).
  
  I searched for the modelines to set the resolution for xrandr manually
  and found them here:
  http://www.prad.de/board/monitore/hilfe/17767-acer-2021-sync-problem-
  bei-dvi/
  
  I added then those lines to my ~/.xprofile:
  
  xrandr --output HDMI1 --newmode 1600x1200_2 60 1600 1640 1760 1944 1200 1201 1202 1238 +hsync +vsync
  xrandr --addmode HDMI1 1600x1200
  xrandr --output HDMI1 --mode 1600x1200
+ 
+ [lspci]
+ 00:00.0 Host bridge [0600]: Intel Corporation 4 Series Chipset DRAM Controller [8086:2e20] (rev 03)
+     	Subsystem: Intel Corporation Device [8086:0023]
+ 00:02.0 VGA compatible controller [0300]: Intel Corporation 4 Series Chipset Integrated Graphics Controller [8086:2e22] (rev 03)
+     	Subsystem: Intel Corporation Device [8086:0023]

-- 
Native screen resolution not recognized with Intel X4500 and Acer AL2021 connected by DVI
https://bugs.launchpad.net/bugs/473948
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