click start control panel administrative tools computer management device manager scroll down universal serial bus controllers you could see a yellow question / exclamation mark? ! or a red X
you will need to update/reinstall drivers
right click to reinstall drivers
if you can see your usb drive but its not working
ports(com&lpt)right click update driver if this fails to fix the problem
check the USB leads that attach to the motherboard usually red white green black make sure they are securely seated and have no dust build up on them dust will cause static and a lot of unforeseen problems for a computer and its parts
http://download.cnet.com/usb2-0-driver-zip/3000-18493_4-163914.html Intel PCI to USB Enhanced Host Controller NEC PCI to USB Enhanced Host Controller B0 NEC PCI to USB Enhanced Host Controller B1 USB 2.0 Root Hub Generic USB Hub VIA PCI to USB Enhanced Host Controller
http://download.cnet.com/usb-2-0-root/3000-18493_4-55793.html
http://download.cnet.com/usb-mass-storage-controller/3000-18493_4-161651.html USB Mass Storage Controller if these packages are not the right http://download.cnet.com/2000-20_4.html on the home page you should see a search tab just type in what you are looking for (be precise)don't use numbers and / - you might have to try a few times to get it right also the download software finder under that there will be a list place a tick in the box of any one you want/need all software windows software mac software mobile and web apps
http://majorgeeks.com/downloads35.html
also this link will provide you with many freeware and share drivers
hope this helps you
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