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USB2 Problem in WinXP SP2

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Name: ComputerIdiot123
Date: October 2, 2006 at 07:27:29 Pacific
OS: Win XP SP2
CPU/Ram: Pentium D 1GB RAM
Comment:

Hi.

I am running an ASUS P5VD1-X motherboard with support up to 8 USB 2.0s. When i enable USB 2.0 in the bios, i cannot get my netgear 56g wireless usb2 adapter to find my router SSID, let alone connect to it. My usb flash pen works in hi-speed mode just fine though so i know USB2 should work correctly for the wireless adapter. I am only using the 4 ports at the rear of the case and the extra front ports are unconnected to the motherboard. When i disable usb2 in the bios, and boot Win XP SP2, the netgear adapter works perfectly under usb1.1 mode. If i connect the flash usb under 1.1 i get the annoying pop up message that i am not using hispeed usb.

I have installed the latest via chipset drivers from asus website and even tried their usb2 driver for 98/me to resolve this under winxp sp2 but no joy.

Please help! Thanks




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Response Number 1
Name: Petit Jean
Date: October 2, 2006 at 09:42:49 Pacific
Reply:

Make sure you installed Via 4 in 1,the Via Service Pack 1.Good luck.


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Response Number 2
Name: ComputerIdiot123
Date: October 2, 2006 at 10:56:23 Pacific
Reply:

Rerun the Via 4 in 1 and updated it by clicking the small checkbox to update the chipset driver, rebooted and i now have hispeed usb ports. Great job, thanks again.


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Response Number 3
Name: Tubesandwires
Date: October 2, 2006 at 11:23:48 Pacific
Reply:

"...even tried their usb2 driver for 98/me to resolve this under winxp sp2..."

Uninstall that if you can - if there is an entry in Add and Remove programs for it - it may be intefering, and you certainly don't need it.
The drivers for USB 2.0 are built into XP SP1 and above - all Windows requires is that the mboard chipset drivers have been loaded for the mboard, including for the USB. As Petit Juan has noted, those are included in the Via 4-in-one drivers, now called the Hyperion drivers, at www.viaarena.com , if they are not also on Asus's web site.
The "drivers" for the USB are actually not driver files at all - they are *.inf files that tell Windows which settings to use for the USB drivers it has already built into it.

USB 2.0 support is supposed to be backwards compatible with USB 1.x, but in the real world that backwards compatibilty does not work with every USB 1.x device. And there is also the complication that there are two different USB standards that can be used by the USB controller chips - UHCI or OHCI - and sometimes devices meant to be used with one standard will not work properly with the other standard. Sometimes one standard is used for USB 1.x support, the other one for USB 2.0 support, or they may both use the same standard.
Your USB network adapter will probably work fine on the internet when it's port is set to USB 1.x or the USB 2.0 support is disabled because the higher data transfer speeds of USB 2.0 are not required for high speed modems.

The cure for your problem if loading the proper chipset drivers including those for USB doesn't help?
- Get yourself a PCI card wireless adapter and use that instead of the USB wireless adapter.
- or - get yourself a PCI USB controller card that uses the other standard from what the onboard USB 2.0 (Enhanced) USB does - UHCI or OHCI - and plug the USB wireless adapter into that card. You can find out which standard the present USB 2.0 (Enhanced) controller uses by looking at the driver files it uses in Device Manager - Driver - Driver Details e.g. UHCI uses usbuhci.sys .
0r - get another brand/model of USB wireless adapter that is meant to be used with the same standard - UHCI or OHCI - as the standard the mboard USB 2.0 uses.


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Response Number 4
Name: Tubesandwires
Date: October 2, 2006 at 11:41:31 Pacific
Reply:

"Rerun the Via 4 in 1 and updated it by clicking the small checkbox to update the chipset driver, rebooted and i now have hispeed usb ports. Great job, thanks again."

You didn't mention the fact that your USB 2.0 was not working at all in Windows.

Whenever you have installed Windows from scratch, you must load the mboard chipset drivers including those for USB after Setup has finished so that Windows has all the proper information about your mboard.


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