[wplug] screen resolution problem

Mackenzie Morgan macoafi at gmail.com
Thu Feb 28 00:33:40 EST 2008


Have you tried 7.10?  It includes xrandr which lets you set the resolution
on the fly.
Example:
xrandr -s 1024x768

You don't even need to sudo it.

On Thu, Feb 28, 2008 at 12:24 AM, Zach <netrek at gmail.com> wrote:

> For some reason I can get a screen resolution of 1024x768 on my laptop
>  if I boot with the Ubuntu 6.06 Live CD (until I get a new machine
> following hardware failure), however when I use the Ubuntu 7.04 CD it
> forces me to no more than 800x600 (both at 24 bpp color depth). When I
> go into System->Preferences->Screen Resolution it doesn't even list
> 1024x768 as one of the options. I editing /etc/X11/xorg.conf to use
> the ati driver, xserver-xorg-video-ati, (I have an ATI Rage Maestro M3
> gfx card) but when I log back into X it still won't let me choose
> 1024x768. I recall there's a way using key commands to change the
> resolution mode  back and forth, does anyone know what the key
> sequence is? I also recall there is a key sequence that forces X to
> restart does anyone know what this is? I would prefer to use Ubuntu
> 7.04 (6.06 won't allow me to install Adobe Flash Plugin in Firefox fr
> some reason) plus in 6.06 I notice this weird jitteriness where the CD
> will be caching to the swap and reading/writing into the ramdisk in
> physical memory and the mouse cursor will randomly move around - quite
> odd. One other problem I notice in 7.04 is that in a certain spot on
> the LCD (about 2.5" in from the right side and about half way down I
> see this distortion that is moving - it is only a few pixels area but
> it cycles through about 1.5 to 2" of the other pixels in the column
> going up and down. I don't notice this when booting into the 6.06 Live
> CD. I hope it isn't damaging my LCD, I never noticed this problem
> until now. Attached is my /etc/X11/xorg.conf which Ubuntu creates.
> Here is the lspci info on my gfx card:
>
> 01:00.0 VGA compatible controller: ATI Technologies Inc Rage Mobility
> M3 AGP 2x (rev 02) (prog-if 00 [VGA])
>        Subsystem: Dell Latitude C600
>        Flags: bus master, stepping, 66MHz, medium devsel, latency 32, IRQ
> 11
>        Memory at f8000000 (32-bit, prefetchable) [size=64M]
>        I/O ports at ec00 [size=256]
>        Memory at fdffc000 (32-bit, non-prefetchable) [size=16K]
>        [virtual] Expansion ROM at fd000000 [disabled] [size=128K]
>        Capabilities: [50] AGP version 2.0
>        Capabilities: [5c] Power Management version 2
>
> Zach
>
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> wplug at wplug.org
> http://www.wplug.org/mailman/listinfo/wplug
>
>


-- 
Mackenzie Morgan
Linux User #432169
ACM Member #3445683
http://ubuntulinuxtipstricks.blogspot.com <-my blog of Ubuntu stuff
apt-get moo
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