9.04: Screen Resolution

Asked by peter

Hi

I guess I've a big problem *lol.

I don't have anymore the entry SCREEN RESOLUTION in System > Preferences. I can't change the resolution ????????????????????

What do I have to do to change the resolution? Thanks.
Peter

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peter (peter-neuweiler) said :
#1

Hi

I guess the resolution is not so bad. But at the left and the right I've a black bar.
Peter

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Sam_ (and-sam) said :
#2

You may work through this:
https://wiki.ubuntu.com/X/Config/Resolution

In Xorg.0.log you can check which prefered mode is set there.
cat /var/log/Xorg.0.log | grep mode

Revision history for this message
peter (peter-neuweiler) said :
#3

Hi Sam

But where is the entry SCREEN RESOLUTION? Thanks.
Peter

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peter (peter-neuweiler) said :
#4

And xrandr doesn't work.
Peter

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Sam_ (and-sam) said :
#5

Guess it's being moved into appearance.

That's too bad, xrandr was a helpful tool, thanks for the information. I guess you need to add the prefered mode to xorg.conf, if it doesn't appear in Xorg.0.log.

Example of what modes can look like, although it's not well configured, hence it's not an example to use in general:
http://paste.ubuntuusers.de/391272/

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Tom (tom6) said :
#6

I think these "Mode" lines get ignored since before 8.04 tho? Xorg seems a real pain to sort out now because that way seems soo straight-forwards and easy :(

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Sam_ (and-sam) said :
#7

Input devices are auto configured, (.fdi files) but anything what will be added to xorg.conf will be recognized.

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Sam_ (and-sam) said :
#8

Peter, maybe you'll find some hints in ubuntuforums.org:
http://ubuntuforums.org/showthread.php?t=83973

btw. double post
https://answers.launchpad.net/ubuntu/+question/68452

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peter (peter-neuweiler) said :
#9

Thanks everybody!
Peter

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Sam_ (and-sam) said :
#10

You may check out:
man gtf

example to get modeline for 1200x800 with 85 hertz:
gtf 1200 800 85

Revision history for this message
Tom (tom6) said :
#11

lol, you're welcome although i didn't so much help as grumble lol.
Nicely done Sam and Peter :)))

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Dušan Miletić (karl3) said :
#12

could somebody explain me what exactly i should do (step by step) to get 1680 x 1050 @ 60hz?

http://ubuntuforums.org/showthread.php?t=83973 is to confusing for me and way beyond my technical knowledge.

Revision history for this message
Guy Smith (guysmith) said :
#13

After upgrading from 8.10 to 9.04 my display settings were no longer correct. I was at 1080 by 800 or something, with black at both edges.

I fixed it by editing xorg.conf (gksudo gedit /etc/X11/xorg.conf) and adding in the intel driver like this:

make this section:

Section "Device"
 Identifier "Configured Video Device"
EndSection

read like this:

Section "Device"
 Identifier "Configured Video Device"
 Driver "intel"
EndSection

I rebooted and the correct display settings were now available through the display setting dialogue. (1280 x 768 for my machine).
(I am using a Sony VAIO VGN-N270E with Intel 945GM express chipset.

Guy Smith

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peter (peter-neuweiler) said :
#14

Thanks a lot. I went back to 8.04 and everything is ok. But I stored all the information. Because I guess the moment will arrive I'm going to change again to 9.04.
Peter

Revision history for this message
Dušan Miletić (karl3) said :
#15

hey peter, looks like the time has come. first i had to tweak it manually, but about a week ago ubuntu recognized the correct model of my monitor.

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peter (peter-neuweiler) said :
#16

Strange *lllllllllllllll.
Peter