For me, there is no option to disable "Intel xHCI Mode" on DELL XPS notebook. So I have got the exact symptoms and no working Canon LiDE 110 scanner.
Ubuntu 12.04.5 LTS Kernel 3.13.0-36-generic x86_64 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1184699 Title: Canon LIDE 110 can only scan once, then I need to replug the usb cable To manage notifications about this bug go to: https://bugs.launchpad.net/simple-scan/+bug/1184699/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs