Connie Sieh <[log in to unmask]> wrote: >On Mon, 22 May 2006, Dushan Mitrovich wrote: > >> Recently I'd finally managed, with helpful suggestions from some list >> readers here, to install SL 4.2 on my system. A main source of diffi- >> culty had been that system-config-display was messing up the display and >> video adapter information and insisting on writing that mis-information >> to xorg.conf. After that was finally cleared up by modifying xorg.conf >> manually, a remaining problem was the lower quarter of the screen seemed >> to lose its sync (not always the whole width of the screen, often just >> the part of a window there). >> >> The problem wasn't the requested resolution, 1280x960 by 16 bits, since >> a higher resolution, 1600x1200 by 16 bits, worked fine. I suspected the >> video driver. >> >> Since my OS/2 system worked well with the desired resolution using the >> SNAP driver that came with eCS, I decided to try out the linux version >> of SNAP to see if that solved the problem. It installed painlessly, and >> would no doubt have immediately fixed the screen if system-config-display >> didn't again barge in and screw up xorg.conf by up-dating the correct >> version written by SNAP. After fixing this by reverting to the SNAP ver- >> sion of xorg.conf, the screen has behaved as it is supposed to. >> >> On the way to this fix, after SNAP was installed and I was re-booting, >> Kudzu showed up to probe for new hardware. Then an information screen >> came up, after which a second screen informed me that it was removing the >> Permedia2 video adapter, which is what my system has. There were three >> option boxes: Remove Configuration, Keep Configuration, and Do Nothing >> (this is from memory and the wording may be off). After just 3 or 4 se- >> conds, before I could read all the info in that window and decide what >> I should do, and without pressing Enter, the screen went black and was >> replaced by a mottled one that claimed, in big letters, INVALID SCAN FRE- >> QUENCY. This happened at each of several re-bootings, until I finally >> read enough of that window to be prepared to make a quick choice to Keep >> Configuration. After that the system booted to 640x480 or 800x600 (not >> sure which), and I could replace the incorrect xorg.conf with the one >> prerpared by SNAP. A further reboot finally produced the fixed 1280x960 >> resolution. >> >> My impression is that the display/driver parts of the SL 4.2 system have >> some serious deficiencies that should be addressed. Is this something >> that RedHat was responsible for, or have they been modified by the SL >> group? > > We try really hard to NOT modify the parts that RedHat provides. No we > have not modified it. Note that if we had modified it there would have > been documentation about it in the SL.releasenote . Okay, thanks, that's good to learn. I'll try to let RedHat know about my experiences, if I can figure out the right channel. - Dushan