Unsupported image scanner ...

Warren Block wblock at wonkity.com
Thu Jul 10 19:23:06 UTC 2014

On Thu, 10 Jul 2014, Peter Ulrich Kruppa wrote:

> Hi,
> I have got an unsupported USB image scanner (EPSON PERFECTION V300
> PHOTO) attached to my FreeBSD 10.0-STABLE amd64 .
> Though I would like to have some fun with it ... This is how far I got:
> # dmesg
> [...]
> ugen5.2: <EPSON> at usbus5
> # usbconfig list
> [...]
> ugen5.2: <EPSON Scanner EPSON> at usbus5, cfg=0 md=HOST spd=HIGH
> (480Mbps) pwr=ON (2mA)
> # sane-find-scanner -q
> found USB scanner (vendor=0x04b8 [EPSON], product=0x0131 [EPSON
> Scanner]) at libusb:/dev/usb:/dev/ugen5.2
> but:
> # scanimage -L
> No scanners were identified. If you were expecting something different,
> check that the scanner is plugged in, turned on and detected by the
> sane-find-scanner tool (if appropriate). Please read the documentation
> which came with this software (README, FAQ, manpages).
> So I typed a line into /usr/local/etc/sane.d/epson2.conf :
> 	usb 0x04b8 0x0131
> The result for scanimage -L remains the same as above. I wouldn't
> exactly expect my scanner to work, but at least it could identify
> itself. Perhaps there is a problem with file and device permissions?

Shown here as unsupported but using the epkowa driver: 

Some scanners need a firmware download before they can do anything.  But 
the unsupported could just mean "does not work at all".

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