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Re: external monitor?



Hannu Virtanen wrote:
Hi,

thank you a lot foir your post.

In tried it.

I copied from your xorg.conf
that part and tried the command. 

It didn't work.

After the command

"xrandr --output LVDS --mode 1024x768 --output VGA-0 --mode 1024x768 --left-of LVDS"

it created on the laptop screen on the right a blue area...

Maybe the screen are completely messed out.
The laptop screen is replaced by the external monitor?

When the system enters into gdm the external
screen is going out already.

I think that I made the upgrade into 'lenny'
when the external screen was connected.
Maybe that created a problem?


- hv




--- On Fri, 2/20/09, Maggie Dusnic <maggie@clivemenzies.co.uk> wrote:
From: Maggie Dusnic <maggie@clivemenzies.co.uk>
Subject: Re: external monitor?
To: debian-laptop@lists.debian.org
Date: Friday, February 20, 2009, 10:25 PM

Hannu Virtanen wrote:
Hi,

thank you a lot for your post.

I spent quite a long time already yesterday
with that wiki text. But it didn't help much.

Where should you put that

"xrandr --output LVDS --mode 1024x768 --output VGA-0 --mode 1024x768 --left-of LVDS"

?

In "xorg.conf file" or?


the output of xrandr -q in my system:

+++++++++++++++

~$ xrandr -q
Screen 0: minimum 320 x 200, current 1024 x 768, maximum 1680 x 1200
VGA-0 connected 1024x768+0+0 (normal left inverted right x axis y axis) 306mm x 230mm
   1680x1050      60.0 
   1600x1024      60.0 
   1400x1050      60.0 
   1280x1024      59.9     60.0 
   1440x900       60.2 
   1280x960       60.0 
   1280x800       60.0 
   1152x864       75.0 
   1280x768       60.0 
   1152x768       54.8 
   1024x768       84.9     85.0     75.1     75.0     70.1     60.0*
   832x624        74.6 
   800x600        84.9     85.1     72.2     75.0     60.3     56.2 
   640x480        85.0     75.0     72.8     75.0     60.0     59.9 
   720x400        85.0     70.1 
   640x400        85.1 
   640x350        85.1     70.1 
LVDS connected 1024x768+0+0 (normal left inverted right x axis y axis) 304mm x 228mm
   1024x768       60.0*+
   800x600        60.3 
   640x480        59.9 
S-video disconnected (normal left inverted right x axis y axis)
++++++++++++++

What is your advice, what do with that?

- hv
 


--- On Fri, 2/20/09, Maggie Dusnic <maggie@clivemenzies.co.uk> wrote:

xrandr does work on Lenny. We've got two laptops using it with no problems. Studying http://www.thinkwiki.org/wiki/Xorg_RandR_1.2 was really helpful, particularly understanding the 2048x2048 concept in the Virtual screen section.  With xrandr you keep your xorg.conf file to a minimum.

Obviously your mileage may vary but if it's any help, my xrandr command is:

$ xrandr --output LVDS --mode 1024x768 --output VGA-0 --mode 1024x768 --left-of LVDS.

I had to change VGA to VGA-0. You can find your own display types with:

$ xrandr -q

That's it, although in Xfce I have to log out and then back in again to get the extra widths showing in the desktop workspaces.

Hope it helps

Maggie



Here's an extract from my xorg.conf:

Section "Screen"
        Identifier      "Default Screen"
        Monitor         "Configured Monitor"
#       DefaultDepth    24
  SubSection "Display"
#       Depth           24
#       Modes           "1024x768"
        Virtual         2048 2048
  EndSubSection
EndSection

Then, from the command line, run:

xrandr --output LVDS --mode 1024x768 --output VGA-0 --mode 1024x768 --left-of LVDS

Maggie

A quick check - did you restart X after changing xorg.conf ?
Can you bottom-post to keep it readable ;)


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