Activating the script
Open a terminal (shell) and enter: sudo knx-hdinstall and follow the instructions on screen.
update
OR
Later versions of Knoppix also include a newer improved installation script by Fabien (Franz?). To use the script type the following from a terminal sudo knoppix-installer and follow the instructions on screen
http://www.knoppix.net/docs/index.php/FaqInstall