Re: Screen resolution

[Camaleón <noelamac@gmail.com>]

On Fri, 06 Jan 2012 17:42:37 +0000, Andrew Wood wrote:

> On 06/01/12 16:59, Camaleón wrote:
>> On Thu, 05 Jan 2012 23:59:45 +0000, Andrew Wood wrote:
>>
>>> Ive got an LCD screen whose native resolution is 1440x900 yet i can
>>> only get Wheezy to display 1024x768. No higher resolution is listed in
>>> System Settings. How do I enable a higher resolution please?
>> What's the output of "xrandr"?
>>
>> You can try to manually add the desired resolution from there (using
>> xrandr). Here is a good doc, although it can be a bit oudated, YMMV:
>>
>> https://wiki.ubuntu.com/X/Config/Resolution#Adding_undetected_resolutions

> Thanks guys, xrandr gives:
> Screen 0: minimum 320 x 200, current 1024 x 768, maximum 4096 x 4096
> VGA1 connected 1024x768+0+0 (normal left inverted right x axis y axis)
> 0mm x 0mm
>     1024x768       60.0*
>     800x600        60.3     56.2
>     848x480        60.0
>     640x480        59.9
> DVI1 disconnected (normal left inverted right x axis y axis) TV1
> disconnected (normal left inverted right x axis y axis)
> 
> 
> using the Ubuntu wiki instructions I then tried:
> 
> xrandr --output VGA1 --mode 1440x900
> 
> and got:
> 
> xrandr: cannot find mode 1440x900

Yup, you have to add the unexistant mode before you can use it :-)

Steps are detailed at "Adding undetected resolutions" section.

Greetings,

-- 
Camaleón