Hum, my problem for the external screen is not related to this bug (so the radeon option solved my problem for LVDS flickering). The external screen problem is this bug: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/541501
-- [RV530] screen flickers in lucid lynx [Needs pll quirk] https://bugs.launchpad.net/bugs/543045 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs