Archived from groups: alt.comp.periphs.mainboard.asus (
More info?)
In article <1mkba09j54vla0oamg6cg7919e9h12u6qu@4ax.com>, luca
<luca@no.spam> wrote:
> nospam@needed.com (Paul) wrote:
>
> >What happens if you delete the USB entries and let Windows
> >rediscover the hardware ?
>
> I have already tried to uninstall USB

After reboot WinXp detect new
> hardware and reinstall it (No error found!)
>
> >In Device Manager, there should be an entry in the USB
> >section with the word "Enhanced" in it. That would mean
> >USB 2.0 is installed.
>
> Yes.
> <Controller host avanzato USB 2.0 Inter(r) 82801DB\DBM - 24CD>
>
> avanzato(ITA) = enhanced(ENG)
>
> To test I use USB 2.0 Z-Cyber Cool Disk 2.0 (a memory stick)
> In my PC the transfer-rate is slow (the same of USB 1.1)
>
> However I believe of to have "resolved" the problem:
>
http://www.computerbase.de/artikel/hardware/peripherie/5_usb_sticks_vergleich/5/
>
> I don't understand the german language but USB 2.0 Z-Cyber Cool Disk
> 2.0 seems to have some problem on P4PE :/
Go to the P4PE BIOS "USB 2.0 HS Reference Voltage" and try [High]
or [Maximum] and see if the transfer rate changes. The setting
is in "Advanced","Chip Configuration". As far as I know, this setting
changes the size of the signal sent to the USB interface, and perhaps
adjusting the signal will give better results.
HTH,
Paul