[Gllug] Problem with Monitor and VGA switch

Ben Whyall ben at whyall-systems.co.uk
Mon Jan 23 23:46:57 UTC 2012

On 23/01/12 11:53, John Hearns wrote:
> your monitor uses EDID - the switch is probably not relaying those signals
> http://en.wikipedia.org/wiki/Extended_display_identification_data
> Yes you can set a defined resolution in the xorg.conf
> However if you look at the 'modes' section for your display you should
> see a list
> of the resolutions already defined.
> You could set screen resolutions using xrandr,
> or in my case I use Nvidia cards so I use the nvidia-settings  utility
When I try xrandr it doesnt report the modes above 1024 768.  I have 
tried to add the mode using cvt and adding the mode, but it claims not 
to be able to find the mode.

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