You can try this xorg.conf. Simply backup the one at /etc/X11/xorg.conf and copy it there. If it works then post a new bug asking for a hal rule being added to solve this on your card.
** Attachment added: "example conf with ATOMTVOut" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/292421/+attachment/1492688/+files/xorg.con -- [RV530 x1650] Black screen after updating https://bugs.launchpad.net/bugs/292421 You received this bug notification because you are a member of Ubuntu-X, which is the registrant for xserver-xorg-driver-ati. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp