Le samedi 14 mars 2009 à 09:49 +0100, Julien BLACHE a écrit :
> Laurent Vivier <[email protected]> wrote:
> 
> Hi,
> 
> > [  616.516233] usb 8-3.3: usbfs: USBDEVFS_CONTROL failed cmd scanimage rqt 
> > 64 rq 12 len 1 ret -71
> > [  616.738681] usb 8-3.3: USB disconnect, address 5
> > [  617.035314] usb 8-3.3: new high speed USB device using ehci_hcd and 
> > address 8
> 
> That looks like the scanner is resetting on its own. How is it
> connected to the machine? Any USB hub involved?
> 
> ISTR those scanners are bus-powered, so you want to connect the
> scanner either to the machine directly or to a *powered* USB hub.
> 
> So if there is a hub involved, remove it, remove any USB device from
> the machine that you don't need and plug the scanner into a USB 2.0
> port on the machine.
> 
> If there isn't a hub involved, we'll need to investigate further.

Yes, you're right: it works fine without the hub.

Thank you.
Laurent




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