screen resolution
Rick Stevens
rstevens at corp.alldigital.com
Thu Feb 9 21:50:57 UTC 2012
On 02/09/2012 01:38 PM, Aaron Konstam wrote:
> On Thu, 2012-02-09 at 11:04 -0800, Rick Stevens wrote:
>> On 02/09/2012 09:46 AM, Andrew Haley wrote:
>>> On 02/09/2012 05:10 PM, Patrick Dupre wrote:
>>>> I have a screen 1920x1080 which the size is not detected (the maximum
>>>> size detected is 1024x768 (graphic card: GeForce 210).
>>>> fedora16.
>>>>
>>>> How can I switch to such a 1920x1080 resolution?
>>>
>>> That's very odd. I'm using the nouveau driver, and 2560x1600 works
>>> for me. /var/log/Xorg.0.log should provide some clues.
>>
>> If the monitor doesn't return its capabilities via EDID reliably, the
>> system will default to 1024x768. Try "xrandr" and see what you get.
>> Here's a sample from my system:
>>
>> [root at prophead tmp]# xrandr
>> Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 8192 x 8192
>> DVI-I-1 connected 1920x1080+0+0 (normal left inverted right x axis y
>> axis) 598mm x 336mm
>> 1920x1080 60.0*+ 60.0
>> 1600x1200 60.0
>> 1680x1050 60.0
>> 1280x1024 75.0 60.0
>> 1440x900 59.9
>> 1280x960 60.0
>> 1152x864 75.0
>> 1024x768 75.1 70.1 60.0
>> 832x624 74.6
>> 800x600 72.2 75.0 60.3 56.2
>> 640x480 72.8 75.0 66.7 60.0
>> 720x400 70.1
>> DVI-I-2 disconnected (normal left inverted right x axis y axis)
>>
>> If you don't see your 1920x1080 in there, then you can forcing it by
>> trying "xrandr --mode 1920x1080" to see if that'll bite. If it does,
>> then you can add appropriate lines to your xorg.conf file.
> tried what yoou suggest. Although man xrandr says there iws a --mode
> option when I run xrandr --mode I get a response that the option does
> not exist. Why is that?
Ah, yes. Try "xrandr --fb 1920x1080". I think "--mode" was for a
previous version of xrandr. Did just "xrandr" show the ability to do
1920x1080? I'm trying to see if your monitor or cable just isn't
reporting the EDID info properly.
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- Rick Stevens, Systems Engineer, AllDigital ricks at alldigital.com -
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