[sane-devel] Scanner only partially detected

[m. allan noah]

dpkg -i --force-architecture  brscan2-0.2.5-1.i386.deb

seriously? you cannot run compiled i386 programs on an arm cpu.

allan

On Sat, Apr 25, 2015 at 1:47 AM, Michael Ionescu <mhi at ionescu.de> wrote:
> Hi,
>
> I have two scanners connected to a raspi running debian. The Fujitsu
> Scansnap works great, but I can't seem to get the Brother MFC-7420 to work.
>
> I followed
> https://wiki.debianforum.de/Brother_Scanner
> and in particular the following steps:
> root at rpisrv3:~# dpkg -i --force-architecture  brscan2-0.2.5-1.i386.deb
> root at rpisrv3:~# cat > /etc/sane.d/brother2.conf
> usb 0x04f9 0x0180
> ^d
> root at rpisrv3:~# cat >> /lib/udev/rules.d/40-libsane.rules
> # Brother scannersATTRS{idVendor}=="04f9", ENV{libsane_matched}="yes"
> ^d
> root at rpisrv3:~# cat >> /lib/udev/rules.d/55-libsane.rules
> # Brother scannersATTRS{idVendor}=="04f9", ATTRS{idProduct}=="0180",
> MODE="0660", GROUP="scanner", ENV{libsane_matched}="yes"
> ^d
> root at rpisrv3:~# dpkg -i  brother-udev-rule-type1-1.0.0-1.all.deb
> root at rpisrv3:~# /etc/init.d/udev restart
> root at rpisrv3:/usr/local/Brother/sane# ./setupSaneScan2 -i
>
> but I only have the following to show for it:
>
> root at rpisrv3:~# lsusb
> [...]
> Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp.Bus 001
> Device 013: ID 04f9:0180 Brother Industries, Ltd MFC-7420
> Bus 001 Device 014: ID 04c5:132b Fujitsu, Ltd
> root at rpisrv3:~# sane-find-scanner
> [...]
> found USB scanner (vendor=0x04c5 [Fujitsu], product=0x132b [ScanSnap
> iX500]) at libusb:001:014
> found USB scanner (vendor=0x04f9, product=0x0180) at libusb:001:013
> found USB scanner (vendor=0x0424, product=0xec00) at libusb:001:003
>   # Your USB scanner was (probably) detected. It may or may not be
> supported by
>   # SANE. Try scanimage -L and read the backend's manpage.
> [...]
> root at rpisrv3:~# scanimage -L
> device `fujitsu:ScanSnap iX500:66687' is a FUJITSU ScanSnap iX500 scanner
> root at rpisrv3:~# uname -a
> Linux rpisrv3 3.18.7+ #755 PREEMPT Thu Feb 12 17:14:31 GMT 2015 armv6l
> GNU/Linux
>
> So the device is there, lssub recognizes Vendor and Model correctly.
> sane-find-scanner also shows the device, but without Vendor and Model.
> scanimage does not show the device.
>
> I have consulted
> http://www.sane-project.org/man/sane-usb.5.html
> and others, but am still stumped and don't know where to go from here to
> effectively troubleshoot.
>
> How do I find out whether the external backend I installed can actually
> be found and used by SANE? How does SANE identify scanners and put names
> to them?
>
> Some pointers would be greatly appreciated.
> Thanks,
> Michael
>
>
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