[sane-devel] Mustek ScanExpress A3 USB 1200 PRO
aikishugyo at gmail.com
Thu Mar 25 04:15:21 UTC 2010
On Thu, Mar 25, 2010 at 1:06 PM, scar <scar at drigon.com> wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA256
> Ille @ 03/24/2010 12:39 AM:
>> Le Tue, 23 Mar 2010 11:11:18 -0700,
>> scar <scar at drigon.com> a écrit :
>>> i re-plugged the USB cable and tried /usr/local/bin/sane-find-scanner
>>> and it detects the scanner like before (thinking it is an HP, etc.)
>>> but still 'sudo /usr/local/bin/scanimage -L' doesn't detect
>> Try to run scanimage in DEBUG mode, the mustek_usb2 backend is
>> relatively verbose, so you can trace the operations and see where the
>> failure occurs.
> the failure was due to permission denied, so i'll re-run as root. how
> to avoid running as root, though?
You can add write permissions (o+w) to the usb connection
(/dev/bus/usb/<nnn>/<nnn>) where output of sane-find-scanner tells you
these numbers. This will change likely each time you switch the
scanner off and on, and the permissions will disappear on reboot.
> secondly, how can i save all of the debug output of 'scanimage
>>test.pnm' for you all to see?
add 2> <outputfile> to your command line. Then the error output
goes to the outfile.
The stripes you see are the RGB data not properly overlaid to give you
More information about the sane-devel