On Sat, March 8, 2008 7:36 pm, Derek Smithies wrote: > > On Sat, 8 Mar 2008, Nick Rout wrote: > >> X shouildn't need modelines these days. If the monitor gives out edid >> info >> then X should automatically operate at all available resolutions with >> the >> highest being the default. > Not true. > > Install a KVM (keyboard video monitor) switch and have two computers > connected to the same keyboard/video/monitor. > > I did this recently, and X (ubuntu 7.10) detected my phillips P1100 21 > inch monitor as 640x480 and a slow refresh rate. Don't remember the rate > chosen.
this doesn't detract from what I said. KVM's often block the edid info. Put horizsync and vertrefresh lines in and should be well. > > There is a command line tool, cvt, which will generate a mode line for a > specified resolution and refresh rate. I used this tool to experimentally > determine the ideal modeline, which I put in the xorg.conf file, to force > X to choose a reasonable setting. > > Derek. > -- > Derek Smithies Ph.D. > IndraNet Technologies Ltd. > Email: [EMAIL PROTECTED] > ph +64 3 365 6485 > Web: http://www.indranet-technologies.com/ > -- Nick Rout
