[sane-devel] Completely supported scanner Canon CanoScan Lide 300 doesn't work

[Volker Wysk]

Am Sonntag, den 03.01.2021, 18:03 +0000 schrieb Andrew Goodbody:
> On 03/01/2021 17:30, Simon Matter wrote:
> > > Hi
> > > 
> > > I've got a new flatbed scanner, a Canon CanoScan Lide 300. I had a Canon
> > > CanoScan Lide 220 before, which worked mostly fine. But then the lamp
> > > broke.
> > > Both are listed as "completely" supported on the SANE devices page. But
> > > that
> > > Lide 300 doesn't work.
> > > 
> > > I'm using Ubuntu 20.04.1 with SANE version 1.0.14-15 (that's the version
> > > of
> > > the "sane" package).
> > > 
> > > "xsane" says:
> > > Failed to open device 'pixma::04A91913': Device busy"
> > > 
> > > "simple-scan" first asks for which scanner to use. It provides a list with
> > > one element, which is the correctly recognized CanoScan Lide 300. When
> > > trying to scan, this message appears: "Failed to scan. Unable to connect
> > > to
> > > scanner"
> > > 
> > > "scanimage -L" says:
> > > device `pixma:04A91913' is a CANON CanoScan LiDE 300 multi-function
> > > peripheral
> > > 
> > > I'm wondering why the Lide 300 is listed as a "multi-function peripheral".
> > > It's not multi-function. It's just a flatbed scanner. Maybe those buttons
> > > at the scanner are meant (?).
> > > 
> > > "scanimage --device=pixma > image.pnm" says:
> > > scanimage: open of device pixma failed: Device busy
> > > 
> > > "lsusb" says:
> > > Bus 006 Device 002: ID 1058:25ed Western Digital Technologies, Inc. My
> > > Book 25ED
> > > Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> > > Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > > Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> > > Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > > Bus 002 Device 002: ID 05e3:0612 Genesys Logic, Inc. Hub
> > > Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> > > Bus 001 Device 003: ID 046d:c05b Logitech, Inc. M-U0004 810-001317 [B110
> > > Optical USB Mouse]
> > > Bus 001 Device 004: ID 04f2:0402 Chicony Electronics Co., Ltd Genius
> > > LuxeMate i200 Keyboard
> > > Bus 001 Device 008: ID 04a9:1913 Canon, Inc. USB2.0 Hub
> > > Bus 001 Device 002: ID 05e3:0610 Genesys Logic, Inc. 4-port hub
> > > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > > 
> > > The Lide 220 and the Lide 300 use different backends. For the 220 it's
> > > "genesys", for the 300 it's "pixma".
> > > 
> > > I've also found a "driver" from Canon for the Lide 300. But it's *not* a
> > > SANE backend, and it doesn't work either.
> > > 
> > > Any idea what's wrong?
> > > 
> > > Regards,
> > > Volker
> > > 
> > 
> > I don't see the scanner in the lsusb output?
> > 
> > Is the scanner connected to an USB3 port? If so, could you test it on a
> > USB2 port?
> 
> It's there as "Bus 001 Device 008: ID 04a9:1913 Canon, Inc. USB2.0 Hub"
> which matches the lines
>  >> "scanimage -L" says:
>  >> device `pixma:04A91913' is a CANON CanoScan LiDE 300 multi-function
>  >> peripheral

Yes, that cryptic number "04a9:1913" matches what "scanimage -L" prints...


> First we need to check that you actually have a recent sane-backends 
> installed and being used.
> 
> Please report the results of
> $ apt policy libsane

desktop ~ $ LANG=C apt policy libsane
libsane:
  Installed: 1.0.31-focal2
  Candidate: 1.0.31-focal2
  Version table:
 *** 1.0.31-focal2 500
        500 http://ppa.launchpad.net/sane-project/sane-release/ubuntu focal/main amd64 Packages
        100 /var/lib/dpkg/status
     1.0.29-0ubuntu5.2 500
        500 http://de.archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages
     1.0.29-0ubuntu5.1 500
        500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages
     1.0.29-0ubuntu5 500
        500 http://de.archive.ubuntu.com/ubuntu focal/main amd64 Packages


> and
> 
> $ scanimage -V

desktop /tmp $ scanimage -V
scanimage (sane-backends) 1.0.31; backend version 1.0.31


This should be recent, shouldn't it? I've just installed the latest version 
from the PPA, as Kelly Price has recommended.

Cheers,
Volker
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: This is a digitally signed message part
URL: <http://alioth-lists.debian.net/pipermail/sane-devel/attachments/20210103/f5077db2/attachment.sig>