Could you please post a summary of your USB tale of woe that the rest of us might benefit from it? > I'm running Red Hat 7 on one of my machines to gain some confidence in > it. The only problem that I've had is with my scanner, but since I'm > running a bleeding edge kernel, I don't know where to place the blame. > (I'm seeing SCSI timeouts with it. OTOH, if I run a version of > scanimage that I build myself on 6.2, it starts working - for a while; > and then I'll see the SCSI timeouts again. Last night, I gave up > trying to figure out the SCSI timeouts and hooked it up via the USB > port instead. I'd never used USB before and it took me a while to > figure out which modules needed to be loaded and how to reconfigure > the SANE configuration file for my HP scanner, etc. Anyway, it's > working again.)