On 03/09/2010 01:12 PM, Sam Tregar wrote: > Hey all. I've got a Dell Latitude E1505 running Fedora F12. I just > updated to 2.6.32.9-67.fc12.i686 today and as soon as I rebooted my > external LCD was unreadable. It had wavy vertical lines all over it > and appeared to have less than the full vertical resolution. The > laptop LCD looked fine. > > After checking the cable, power-cycling the monitor and reseting its > settings, and rebooting a few times didn't help, I booted back > into 2.6.31.12-174.2.22.fc12.i686 and all was well again. Any ideas > what could cause this and what I might do to fix it? > > The display chip on this laptop is an ATI Radeon Mobility X1400 and > I'm using the radeon driver. Let me know if I can provide anything > that might help - X logs, dmesg, whatever. > > Thanks! > -sam > I have the same laptop. What you need to do is add nomodeset to your kernel parameters in /boot/grub/grub.conf -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines