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[Bug 514234] Re: [Q45] Autodetection results in reduced resolutions available - i915

 

** Description changed:

  Binary package hint: xorg
  
  I'm using a Dell optiplex 760 with an intel Q45 chipset.
  The problem is that xorg *usually* doesn't recognize the screen so it uses a lower resolution 800x600. The only available resolutions are 640x480 and 800x600.
  Sometimes however the screen is recognized and the resolution is just fine. I haven't been able to find out under what circumstances this happens...
  My guess is that EDID information is sometimes detected incorrectly...
  
  I've tried rebooting Karmic with the kernel parameter modeset=0 and creating an xorg.conf file through X -configure
  but it doesn't seem to make any difference.
  
  I've also noticed that (when the right resolution is selected) after a
  couple of hours the screen turns black for 1-2 secs. It does that
  blinking several times and finally the screen turns off. When I
  restarted the pc it did the same thing only much faster like 5 mins
  after booting.
  
  ProblemType: Bug
  Architecture: amd64
  Date: Fri Jan 29 12:53:11 2010
  DistroRelease: Ubuntu 9.10
  InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
  MachineType: Dell Inc. OptiPlex 760
  Package: xorg 1:7.4+3ubuntu10
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.31-17-generic root=UUID=1c12fe91-87fb-41bd-b39e-60866e6fdd73 ro quiet splash
  ProcEnviron:
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcVersionSignature: Ubuntu 2.6.31-17.54-generic
  RelatedPackageVersions:
   xserver-xorg 1:7.4+3ubuntu10
   libgl1-mesa-glx 7.6.0-1ubuntu4
   libdrm2 2.4.14-1ubuntu1
   xserver-xorg-video-intel 2:2.9.0-1ubuntu2.1
   xserver-xorg-video-ati 1:6.12.99+git20090929.7968e1fb-0ubuntu1
  SourcePackage: xorg
  Uname: Linux 2.6.31-17-generic x86_64
  XorgConf: Error: [Errno 2] No such file or directory: '/etc/X11/xorg.conf'
  XsessionErrors:
   (gnome-settings-daemon:1699): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
   (polkit-gnome-authentication-agent-1:1809): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
   (nautilus:1800): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
   (firefox:1936): GLib-WARNING **: g_set_prgname() called multiple times
  dmi.bios.date: 08/17/2009
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A05
  dmi.board.name: 0M858N
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 6
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA05:bd08/17/2009:svnDellInc.:pnOptiPlex760:pvr:rvnDellInc.:rn0M858N:rvrA01:cvnDellInc.:ct6:cvr:
  dmi.product.name: OptiPlex 760
  dmi.sys.vendor: Dell Inc.
  fglrx: Not loaded
  system:
   distro:             Ubuntu
   architecture:       x86_64kernel:             2.6.31-17-generic
+ 
+ 
+ [lspci]
+ 00:02.0 VGA compatible controller [0300]: Intel Corporation 4 Series Chipset Integrated Graphics Controller [8086:2e12] (rev 03)
+     	Subsystem: Dell Device [1028:027f]

-- 
[Q45] Autodetection results in reduced resolutions available - i915
https://bugs.launchpad.net/bugs/514234
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