Help with resolution settings

NoOp glgxg at sbcglobal.net
Wed Sep 8 16:11:41 UTC 2010


On 09/07/2010 08:19 PM, Vic Main wrote:
...
>      I'm now using 10.04. this monitor resolution thing has been the 
> main stumbling block in using Ubuntu more.
> With the version I just tried to update and trashed, the generic 
> driver gave me a maximum of 600x800.
> The generic driver in 10.04 now gives me 1024x768, a huge step up. 
> The NVIDIA driver "recommended" that I tried is called
> "NVIDIA ACCELERATED GRAPHICS DRIVER (VERSION 96)"  I can tweak all 
> sorts of settings, but the video resolution
> choice that driver gives me is 320x240, or 640x480. I'm going to go 
> and delve into the drivers available again

I use the '96 driver and have no issues getting proper resolutions on my
machines. It sounds as if you may not have the the driver properly
enabled/configured. Open 'System|Admin|Hardware Drivers'and see if the
'96 driver shows as 'This driver is activated and currently in use'. If
not, enable it. Now before rebooting open a terminal and:

$ sudo apt-get install nvidia-settings
[it may already be installed, but if not - install it]

$ sudo nvidia-xconfig

Now reboot. Check your settings in 'System|Admin|NVIDIA X Server
Settings'. Open a terminal & check your xrandr. Here is mine for an old
Dell UltraSharp 1800FP monitor & NV25GL [Quadro4 900 XGL] :

$ xrandr
Screen 0: minimum 320 x 240, current 1280 x 1024, maximum 1280 x 1024
default connected 1280x1024+0+0 0mm x 0mm
   1280x1024      50.0     51.0*
   1280x960       52.0     53.0
   1152x864       54.0     55.0     56.0     57.0
   1024x768       58.0     59.0     60.0     61.0
   960x600        62.0
   960x540        63.0
   840x525        64.0     65.0     66.0
   832x624        67.0     68.0
   800x600        69.0     70.0     71.0     72.0     73.0
   800x512        74.0
   720x450        75.0
   680x384        76.0     77.0
   640x512        78.0     79.0
   640x480        80.0     81.0     82.0     83.0     84.0     85.0
   576x432        86.0     87.0     88.0     89.0
   512x384        90.0     91.0     92.0
   416x312        93.0
   400x300        94.0     95.0     96.0     97.0
   320x240        98.0     99.0    100.0

Low resolution settings typically correspond to incorrect refresh rates,
make sure that yours are correct. On some systems I've found using the
default 'System|Preferences|Monitor/Display' rather than the nVidia
manager works - don't know why, but seems to do the trick on occasion.






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