USB devices no longer work correctly after you install the Intel Chipset Software Installation Utility in Windows XP or in Windows Server 2003
http://support.microsoft.com/kb/921411
Una periferica USB connessa a un hub USB 2.0 non viene rilevata in Windows XP Service Pack 2, Windows Server 2003 Service Pack 1 o Windows Server 2003 versioni x64
http://support.microsoft.com/kb/892050/it