[sane-devel] Troubles with PIXMA MX870 and USB

[Nicolas Martin]

To scan in Duplex ADF mode, you need to set 2 pages to scan in Xsane.
Otherwise, it will stop at the first page.

Did you try that ?

Nicolas

Le lundi 31 janvier 2011 à 12:08 +0100, Stephan Ritscher a écrit :
> Hi folks,
> 
> I just got a new Canon Pixma MX870, but it doesn't work completely,
> yet.
> 
> Let me start with my setup. I run Gentoo with kernel 2.6.36-gentoo-r5
> on an Intel(R) Core(TM)2 Duo CPU T9300. I use the latest sane-backends
> from GIT and sane-frontends-1.0.14.
> 
> I want to run the scanner in two different configurations - via
> wireless network and via usb. I'll start with the wireless setup.
> 
> First of all, it recognizes my printer - kind of. My router (EasyBox
> 803) resolves all ip addresses in the local network as "localhost" and
> thereby confuses SANE.
>         # /usr/libexec/cups/backend/bjnp
>         network bjnp://localhost:8611 "Canon MX870 series" "Canon
>         MX870 series localhost"
>         "MFG:Canon;CMD:BJL,BJRaster3,BSCCe,NCCe,IVEC,IVECPLI;SOJ:TXT01,BJNP2;MDL:MX870 series;CLS:PRINTER;DES:Canon MX870 series;VER:1.030;STA:10;FSI:04;HRI:EU;MSI:DAT,E3,HFSF;PDR:4;"
> If I add the line "bjnp://192.168.2.101:8612"
> to /etc/sane.d/pixma.conf, scanimage and other applications recognize
> my scanner and work properly. I attached the log file corresponding to
>         # export SANE_DEBUG_PIXMA=3
>         # scanimage -T 2> scan-net.log
> ADF is working, too, but I didn't get "ADF Duplex" running (Xsane
> scans one page and then stops - is this supposed to work, anyways?).
> Now trying USB cable, I removed the extra line
> from /etc/sane.d/pixma.conf. After attaching the USB cable, I get
>         # dmesg -c
>         usb 2-2.1: new high speed USB device using ehci_hcd and
>         address 8
>         usblp0: USB Bidirectional printer dev 8 if 1 alt 0 proto 2 vid
>         0x04A9 pid 0x1743
>         scsi7 : usb-storage 2-2.1:1.2
>         usblp1: USB Bidirectional printer dev 8 if 3 alt 0 proto 2 vid
>         0x04A9 pid 0x1743
>         scsi 7:0:0:0: Direct-Access     Canon    MX870 series     0103
>         PQ: 0 ANSI: 2
>         sd 7:0:0:0: Attached scsi generic sg2 type 0
>         sd 7:0:0:0: [sdb] Attached SCSI removable disk
> I also attached the gzipped output of
>         # lsusb -v > lsusb.log
> Now I ran
>         # scanimage -T 2> scan-usb.log
> The scanner makes some noises, but the command returns immediately.
> Xsane fails with "Error during read: Error during device I/O".
> 
> In some forum I read that unloading ehci_hcd helps. Thus I tried
>         # sudo rmmod ehci_hcd
>         # scanimage -T 2> scan-usb2.log
> The scanner shows "Processing... Please wait momentarily.", but makes
> no noises of activity. Since scanimage gets stuck, I terminated it
> with kill -9. The "Processing..." message only disappears on
> unplugging the USB connection.
> 
> Do you have any suggestions?
> 
> Best regards
> Stephan Ritscher
> 
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