It's getting even funnier. By disabling the radeon graphics card there are three monitor outputs now! Maybe it is a problem with hybrid graphics? Screenshot:
** Attachment added: "Bildschirmfoto vom 2013-08-13 03:48:08.png" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1210698/+attachment/3770616/+files/Bildschirmfoto%20vom%202013-08-13%2003%3A48%3A08.png -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1210698 Title: [HP G62-b03SG] Incorrectly two monitors detected with radeon To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1210698/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

