USB printer not showing up

Michael Sweet mike at
Sun Sep 18 14:20:19 PDT 2005

Wim wrote:
>>Recent 1.2 snapshots (umm, 4627 and higher) no longer need to be
>>restarted when a device is added - CUPS now checks for devices on
>>demand (i.e. when you try to add a printer or request a list of
>>Are you running with the "RunAsUser" option set to "yes"?
> I don't see that option in cupd.conf, so I guess not. Should I?


>>What output do you get if you run the backend by hand, e.g.:
>>     /usr/lib/cups/backend/usb
> None...
> I just made some progress on my own. If I did "mknod /dev/lp0 c 180 0" and now everything I send to that device (ex. "echo test > /dev/lp0") does get printed.
> Cups still doesn't show an usb printer, but now it now lists a parallel printer. I can't print with it though... strange.

You could use "mknod /dev/usb/lp0 c 180 0" to get the correct device

I don't know if the USB drivers for ARM systems work, though...

Michael Sweet, Easy Software Products           mike at easysw dot com
Internet Printing and Publishing Software

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