I don't know if this info helps, but a year ago I had a printer that wouldn't work on my USB hub. The techies at Epson told me that the printer only works if directly connected to the CPU. It will not work through a hub. I tried it and it was true. Don't know why. Bobbi > >Probably too tricky to explain here, but... > >I installed a USB 2.0 PCI card in a computer with USB 1.1 (Celeron >MB, pretty basic business PC.) Some things seem to work correctly on >the new USB 2.0 ports, but my USB 2.0 Hub (externally powered) is >'unrecognized.' > >Clues? Got a few minutes to talk it through? > >Any insights much appreciated. Thanx. > >David