On Thu, May 13, 2010 at 09:35:09AM -1000, Philip Tait wrote: > Here are the relevant lsusb sections: > > Bus# 1 > `-Dev# 1 Vendor 0x0000 Product 0x0000 > |-Dev# 2 Vendor 0x413c Product 0xa001 > | `-Dev# 6 Vendor 0x413c Product 0x0000 > `-Dev# 5 Vendor 0x04b4 Product 0x6560 > `-Dev# 7 Vendor 0x1608 Product 0x02c4 > |-Dev# 12 Vendor 0x1608 Product 0x0244 > |-Dev# 13 Vendor 0x1608 Product 0x0244 > |-Dev# 14 Vendor 0x1608 Product 0x0244 > `-Dev# 11 Vendor 0x1608 Product 0x0244 > > Bus 001 Device 005: ID 04b4:6560 Cypress Semiconductor Corp. CY7C65640 > USB-2.0 "TetraHub" Ah, so you are plugging it into a USB hub. Try not doing that and see if it solves the problem. We had some issues with slow (1.1) speed devices behind a 2.0 hub. thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html