[CentOS] Can't get resolution higher than 1280x1024 - Centos 5
Bob Chiodini
bob.chiodini at nasa.gov
Tue May 1 11:21:47 UTC 2007
Paul wrote:
> On Mon, April 30, 2007 11:04 pm, Jim Perrin wrote:
>
>> On 4/30/07, Paul <unix at bikesn4x4s.com> wrote:
>>
>>> Hello all, I can't get higher than 1280x1024 resolution (60hz, 24
>>> depth).
>>> I'm running Centos 5 x86 64bit on AMD Athlon64 x2 4600, Geforce 6200 PCI
>>> express.
>>>
>> What monitor do you have?
>>
>
> Samsung SyncMaster 204t (1600x1200 native) and
> Nvidia GeForce 6200 Turbo (Even higher)
>
> I run a few boxes on KVM switch and they all run fine on 1600x1200.
> Centos 4 never had a problem
>
>
>>> I am guessin the kernel does not support my combo?
>>>
>> No, it should work just fine. you'll only get 2D support without the
>> proprietary driver from nvidia though.
>>
>>
>>> I've also tried Nvidia's driver from their site, this is what I get:
>>>
>> <snip boring junk>
>>
>> You don't have the appropriate kernel-devel package installed (yum
>> install kernel-devel) and you'll want to install gcc also if you don't
>> have it already.
>>
>
> I've just installed kernel-devel and still same thing. I've got gcc. ;(
>
Paul,
You might try forcing the horizontal and vertical refresh rates in
xorg.conf, in the monitor section, ala:
HorizSync 30-81
VertRefresh 56-75
This might require DPMS to be set to off. See man xorg.conf.
Bob...
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