Screen resolution

[Rajiv Vyas]

On 7/28/05, John Nilsson <john at milsson.nu> wrote:
> 
> On tor, 2005-07-28 at 09:12 -0400, t_titschinger wrote:
> > My system also had me fixed at 640x480 and would not let me use the
> > scroll option in screen resolution.  In my xorg.conf file my
> > resolutions went up 1200x800.  I just removed the smaller resolutions
> > and rebooted.  When I rebooted the scroll works again and it even
> > included the 640x480 option.  Is there any chance that this could be a
> > bug rather than an inconvenience?
> 
> >From xorg.conf(5x):
> "Modes  "mode-name" ...
>         This optional entry specifies the list of video  modes  to  use.
>         Each  mode-name  specified  must be in double quotes.  They must
>         correspond to those specified or referenced in  the  appropriate
>         Monitor  section  (including implicitly referenced built-in VESA
>         standard modes).  The server will delete modes  from  this  list
>         which  don't satisfy various requirements.  The first valid mode
>         in this list will be the default display mode for startup.   The
>         list  of  valid  modes  is  converted internally into a circular
>         list.   It  is  possible  to  switch  to  the  next  mode   with
>         Ctrl+Alt+Keypad-Plus and to the previous mode with Ctrl+Alt+Key‐
>         pad-Minus.  When this entry is omitted, the valid  modes  refer‐
>         enced  by  the appropriate Monitor section will be used.  If the
>         Monitor section contains no modes, then the  selection  will  be
>         taken from the built-in VESA standard modes."
> 
> I'm guessing that you had a list of modes where only 640x480 was valid
> for som reason. When you deleted that there was no valid modes and X
> resorted to either your Monitors ideas of supported modes ot the
> built-in VESA modes.
> 
> /John
> 

Thanks, now what's the easiest way to change this?