Click start control panel administrive 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 if you dont have a motherboard disk you will need to download the drivers 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
hope this helps you
click start control panel administration tools computer management device manager scroll through all of your devices
if you see a yellow question or exclamation mark ? ! or a red X you will need to update the drivers for this device right click select update driver/reinstall driver
if you can see your usb device but its not working scroll to Ports(Com&Ltd) right click to update driver
if you computer came with a motherboard disk the drivers could be on it
or you might have to download them
rather doing a driver hunt which can take hours
http://download.cnet.com/slimdrivers-free/3000-18513_4-75279940.html
it might take some time being a freeware driver solution
note: it will find all of your outdated drivers
this is a free driver solutions
they will automatically search for and find the correct driver
also at cnet
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
IE: motherboard name sound drivers
http://www.innovative-sol.com/drivermax/
free program, paid update available
hope it helps
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