Usb host controller drivers - Cycling

if you are referring to usb drive
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 the driver
right click to reinstall drivers
if you can see your usb drive but its not working
if your computer came with a motherboard disk the drivers could be on it
ports(com&lpt)right click update driver

or you could download them

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

click start control panel administrive tools ,computer management ,device manager look through all of your devices if you see a yellow question mark?or exclamation mark ! or red x
right click to reinstall drivers or
if you can see your usb but its not working
ports(com&lpt)right click update driver

if your computer came with a motherboard disk the drivers could be on it

or you could download them

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

Should not be necessary. It is recognized by the system automatically. Try connecting to another port, check the data cable and the connection to the unit, it may be corroded or loose.

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

control panel admistrive tools,computer management,device manager scroll down universal serial bus controllers you should see a yellow question mark? right click to reinstall drivers or ports(com&lpt)right click update driver

If your Device Manager shows an ENHANCED USB Host Controller, the system has High Speed USB (USB 2.0) capability.

Types of High Speed USB (USB 2.0) Host Controllers

· Intel Enhanced

· SiS Enhanced

· VIA Enhanced

· ALi Enhanced

· Standard Enhanced

· NEC Enhanced

The system shown has onboard Intel High Speed USB (USB 2.0) with an NEC High Speed USB (USB 2.0) PCI card installed.

The key word is ENHANCED. If you have an ENHANCED USB Host Controller then you have High Speed USB (USB 2.0)

All other types are USB v.1.1

hope this helps

Go on Google then Type Exemple.... Download Acer Labs ALI PCI to USB Open Host Controller...

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Can you be more precise? You don't need USB driver for this PC...

you have to install the chipset driver using your driver cd...
is this cleared your problem?

http://support.acer-euro.com/drivers/downloads.html
THERE ARE ALL YOUR DRIVER'S