On 22/12/13 15:29, ken wrote: > On 12/22/2013 07:46 AM Reindl Harald wrote: >> >> >> Am 22.12.2013 13:36, schrieb ken: >>> What's the smoothest way to change the monitor on a system? I've done >>> this before and, aside from the initial cold boot (after unplugging the >>> old monitor and plugging in the new one), it also took restarting X >>> (gnome) several times to get the (new) monitor tuned correctly. >>> >>> The "new" (actually a bit old) monitor is an Acer P191W d. It is a >>> 19-inch, LCD flat-screen. Other specs: >>> >>> Aspect Ratio 16:10, >>> Native Resolution 1440 x 900 at 75 Hz >>> Pixel Pitch 0.284 mm >>> >>> Does anyone have an xorg.conf entry for this monitor and/or suggestions >>> as to what a workable (or optimal) xorg.conf entry might be? >> >> there is no xorg.conf these days becaue it's auto-detected >> and if you have one *that* might be the problem > > Reindl, perhaps your system is configured differently or something, but > nothing you said reflects my experience. > > Everybody else, my situation and query stand as they are. Any solutions? > > Thanks. > CentOS 5 or CentOS 6? Are you using any proprietary display drivers, or are you using the native Xorg drivers? Answers to these questions will affect your options. I'd back up any current xorg.conf file, plug it in and restart X and see what happens. If it's not to your liking try running your Xorg config utility (which can be different for different proprietary display drivers).