I had the same problem with my LiteOn USB DVDRW drive. This command seems to have fixed it: sudo hdparm -d1 -c1 /dev/hdc The drive is located at /dev/scd0 I have a DVD-rom drive at /dev/hdc -- k3b slow dvd burn speed https://bugs.launchpad.net/bugs/31709 You received this bug notification because you are a member of Kubuntu Team, which is a direct subscriber.