Screen Resolution in Fedora 13 on Intel i915 Chipset

[JB]

Samuel Kidman <samkidman <at> gmail.com> writes:

> ... 
> Also if this is the problem, how do I know what are the right
> parameters to write a modeline for 1680x1050 resolution?

Google search: linux change max native resolution monitor manufacturer

Somebody tried to solve a problem like yours on that other OS ...
I do not know if you still have it, but ...
It started with
http://forum.soft32.com/windows/Increase-maximum-resolution-shown-XP-ftopict385208.html
and branched temporarily to
http://w0rst-hardware.blogspot.com/2008/02/make-1680x1050-and-1440x900-resolution.html
and temporarily to
http://software.intel.com/en-us/forums/showthread.php?t=54588
...
Please run MonInfo and report back with the EDID results. 
(http://www.entechtaiwan.com/util/moninfo.shtm)
...
  Timing recommendation #1.... 1680x1050 at 60Hz
      Modeline................ "1680x1050" 146.250 1680 1784 1960 2240 1050 1053
1059 1089 -hsync +vsync
...

continue with
http://forum.soft32.com/windows/Increase-maximum-resolution-shown-XP-ftopict385208.html
there are some explanations/hints given, e.g.
...
* If you are unable to use the native resolution of ...
...

JB