Comment 15 for bug 336837

Hello,

can you grab some information about your usb-hub with following command at a terminal window?

sudo lsusb -v > usb.txt

And attach the usb.txt to this report.

Form your comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/336837/comments/7
Your system using the driver modules ohci-hcd and ehci_hcd, which is used with your monitor usb-hub?