how can i get widescren display on my new Dell 3010?

[Gary Kline]

On Thu, Dec 13, 2012 at 10:41:57AM +0800, Ed Greshko wrote:
> On 12/13/2012 10:33 AM, Gary Kline wrote:
> > On Thu, Dec 13, 2012 at 09:20:21AM +0800, Ed Greshko wrote:
> >> On 12/13/2012 09:11 AM, Gary Kline wrote:
> >>> On Thu, Dec 13, 2012 at 08:45:03AM +0800, Ed Greshko wrote:
> >>>> On 12/13/2012 08:35 AM, Gary Kline wrote:
> >>>>>> Did you post the output from the "working" system?
> >>>>>>> In the output the line
> >>>>>>>
> >>>>>>> 1920x1080 60.0*+
> >>>>>>>
> >>>>>>> Indicates by * that this is the current mode and by the + indicates that the preferred mode of the attached monitor is 1920x1080.
> >>>>>>>
> >>>>> 	"tao" is my new quad optplex that  refuses to display above
> >>>>> 	1280x1024.  my "working" system is dubbed "ethos".  it's got
> >>>>> 	1920x1080 which is what I want own my new computer.  DEspite 
> >>>>> 	the token that are shown after the lines of resolution, the
> >>>>> 	output on "tao is only 1280x1024. {for some reason I cannot get 
> >>>>> 	a ksnapshot of my scrren resolution; I'm missing kio_file.}
> >>>> That is "strange".  Your system certainly thinks it is driving at 1920x1080.
> >>>>
> >>>> Does anything happen if you issue the command....
> >>>>
> >>>> xrandr --output VGA-1 --auto   (you can used this command as the currently running user.  No need for root)
> >>>>
> >>> pts/5 17:02 <ethos> [4690] ssh -X tao
> >>> kline at tao's password: 
> >>> Last login: Wed Dec 12 16:48:19 2012
> >>> pts/8 17:03 <tao> [4662] xrandr --output VGA-1 --auto
> >>> pts/8 17:04 <tao> [4663]                        
> >>>
> >>>
> >>> 	strange:  ==nothing==.  what Should be displayed?  [if anything?]
> >> Nothing should be displayed.  The command will switch the mode.  "auto" means to switch to the default.
> >>
> >> You could also try....
> >>
> >> xrandr --output VGA-1 --mode 1152x864  to see if that makes a change....
> >>
> >> I noticed you "ssh'd" into the system.  I don't know that xrandr would be effective when using a "remote" session.  Can you try entering on the actual console?
> > 	dunno.  here, FWIW, is % xranda >& /tmp/file, the ampersand to 
> > 	capture the first line:
> >
> >
> > xrandr: Failed to get size of gamma for output default
> > Screen 0: minimum 640 x 400, current 1280 x 1024, maximum 1280 x 1024
> > default connected 1280x1024+0+0 0mm x 0mm
> >    1280x1024       0.0* 
> >    1152x864        0.0  
> >    1024x768        0.0  
> >    800x600         0.0  
> >    640x480         0.0  
> >    720x400         0.0  
> >
> > 	And this is what I actually get as my resolution.  next is what 
> > 	is ignored by your xrand --output ... line::
> >
> >
> >    pts/4 18:11 <tao> [4692] xrandr --output VGA-1 --mode 1152x864
> >    xrandr: Failed to get size of gamma for output default
> >    warning: output VGA-1 not found; ignoring
> >    pts/4 18:12 <tao> [4693]                      
> >
> >
> >
> >    next, for the heck of it, I tried the next-larger res: 1280x1024 and
> >    only got the "usage:" string for xrandr.  anything you--or anybody--
> >    see from the data captured??  like, am I missing some driver module, or
> >    part-of?  im totally out of ideas.
> >
> 
> OK....  The puzzle deepens.....
> 
> "warning: output VGA-1 not found; ignoring"
> 
> So, when you just do a "xrandr" on the console of tao there is no section reading something like..
> 
> Screen 0: minimum 8 x 8, current 2048 x 1152, maximum 8192 x 8192
> DVI-I-0 disconnected (normal left inverted right x axis y axis)
> VGA-0 disconnected (normal left inverted right x axis y axis)
> DVI-I-1 connected 2048x1152+0+0 (normal left inverted right x axis y axis) 510mm x 287mm
> 
> ????
> 
> When using the --output parameter you need to specify an existing output.  In my case there are 3 as shown above.
> 
> You don't have a single monitor connected to 2 systems via a KVM do you?


	I do indeed; at one time I had 5 tower cases and three small
	CRT's; finally wound up with one 19" tube wired to a KVM   switch.
	my goal is to get down to a server and a desktop.  and one 
	backup server.
> 
> -- 
> Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning. -- Rick Cook, The Wizardry Compiled
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-- 
 Gary Kline  kline at thought.org  http://www.thought.org  Public Service Unix
              Twenty-six years of service to the Unix community.