There is derived bug I used D-sub cable and installed kubuntu 7.04 Herd 5 x86_64 but after reboot I have same black display! :)
I found workaround I starts installed kubuntu in safe mode and made init 5 [Enter] but it very unusable :) Please write me must I provide additional info -- The splash programs fail if videosystem uses DVI https://launchpad.net/bugs/92314 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs