Usb unknown device - M-Audio Computers & Internet

SOURCE: USB Problem

hello mr. 

this is not a software problem 
this is hardware problem 

if *********** board is in warranty 
you can replace *********** board from the intel 
if *********** board is out of warranty then purchase usb PCI sloat card and insert the 

Testimonial: "Thank You Good Advice"

SOURCE: unknown device when usb is plugged

same here. As long as what I've got hooked up does what I want it to do, I just ignore it. I say that if it's not affecting your computer's performance, then just leave it alone.