[sane-devel] Problem using Canon Pixma MX882 on CentOS 6.5

[Rolf Bensch]

Please install Sane as described in README.linux or read it here:
http://www.sane-project.org/README.linux.

Cheers,
Rolf


Am 29.03.2014 20:11, schrieb Lincoln Peters:
> I have a machine running CentOS 6.5, an old Epson Perfection 2400
> Photo scanner (which I need to replace because light is starting to
> leak into it), and a new Canon Pixma MX882 all-in-one, both of which
> are shown as fully supported on the "Supported Devices" page.  CentOS
> 6.5 comes with sane-backends 1.0.21 and sane-frontends 1.0.14.  When I
> ran sane-find-scanner with both scanners plugged in, it showed the old
> Epson but not the new Canon, so I tried upgrading sane-backends to the
> latest version, 1.0.24.
>
> I built sane-backends from source, enabling Avahi and installing to
> /usr instead of /usr/local (./configure --prefix=/usr
> --sysconfdir=/etc).  I didn't make any changes to sane-frontends
> because CentOS 6.5 already appears to provide the latest version.  Now
> sane-find-scanner shows both scanners, but not scanimage or any of the
> frontends:
>
> # sane-find-scanner
> [snip]
> found USB scanner (vendor=0x04a9 [Canon], product=0x1750 [MX880
> series]) at libusb:002:007
> found USB scanner (vendor=0x04b8 [Epson], product=0x011b [EPSON
> Scanner]) at libusb:001:006
>   # Your USB scanner was (probably) detected.  It may or may not be supported by
>   # SANE.  Try scanimage -L and read the backend's manpage.
> [snip]
>
> # scanimage -L
> device `epson:libusb:001:006' is a Epson GT-9300 flatbed scanner
>
> When I run xsane, it likewise only sees the old Epson scanner.
>
>
> Is there some additional step I'm missing?  The documentation for the
> pixma driver makes it sound like everything should work automatically
> as long as I'm connecting via USB, which I am (the MX882 has a network
> mode that I have not yet attempted to use).
>
> Thanks in advance.
>
>