Are you sure you've removed the DVD before reboot?

Check the BIOS, how to boot from USB-stick; perhaps you have not the ability, to boot from USB. After boot from USB-stick Knoppix offers for about 7 seconds the option to establish persistent memory; if necessary reboot and try again.


Greetings Werner * http://www.wp-schulz.de/knoppix/summary.html
Own Rescue-CD (Knoppix V6.7.1 remaster)