epkowa] sane_init, ># the modprobe(8) command like so:<
[epkowa] sane_init, >#<
[epkowa] sane_init, ># modprobe scanner vendor=
product=<
[epkowa] sane_init, >#<
[epkowa] sane_init, ># If the scanner module already knows the vendor and
product IDs, you<
[epkowa] sane_init, ># do not have to specify them. If you want to have
this done automa-<
[epkowa] sane_init, ># tically every time you boot, you can add the above
line, except for<
[epkowa] sane_init, ># the modprobe command itself, to your /etc/modules
file.<
[epkowa] sane_init, ><
[epkowa] sane_init, ># Although not tested with this backend, parallel port
scanners should<
[epkowa] sane_init, ># be usable. You can configure them as shown below,
but I do not know<
[epkowa] sane_init, ># much about the details. Information is welcome.<
[epkowa] sane_init, >#<
[epkowa] sane_init, >#pio 0x278<
[epkowa] sane_init, >#pio 0x378<
[epkowa] sane_init, >#pio 0x3BC<
[epkowa] sane_get_devices()
scanimage: no SANE devices found
[epkowa] sane_exit
Hope thia helps
Regards
Tom
SANE_DEBUG_EPKOWA=127 scanimage > image.pnm 2> epkowa.log
>From: Olaf Meeuwissen
>To: "Tom Mitchell"
>CC: sane-devel@lists.alioth.debian.org
>Subject: Re: [sane-devel] Epson 2450 found by sane-find-scanner but not by
>scanimage
>Date: Fri, 22 Sep 2006 08:31:03 +0900
>
>"Tom Mitchell" writes:
>
> > Hi,
> > I am using an Asrock dual sata motherboard with AMD939 64 processor
> > and sataII drive. I have installed PClinuxos minime0.93a a Mandriva
> > based system on to a clean partion. I have also installed an Epson
> > r220 usb printer which works really well.
> > The Distro uses
> > xsane 0.991_2tex
> > sane-backends 1.0.18-1tex
> > libusb 1.0.18-1tex
> > kernel is 2.6.16.27.tex1.lve for i686
> > kde version 3.5.3
> >
> > I am unable to get the scanner to work.
> > It has worked before with Xandros3.0.2 and does with the simplymepis6
> > livecd. So I know that the cables etc are ok.
> >
> > When booted with the scanner on
> >
> > sane-find-scanner results in
> > found USB scanner (vendor=0x04b8 [EPSON], product=0x0112 [EPSON
> > Scanner]) at libusb:004:004
> > # Your USB scanner was (probably) detected. It may or may not be
> > supported by
> > # SANE. Try scanimage -L and read the backend's manpage.
> >
> > 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).
> >
> > this is both as root and as normal user.
> >
> > I have tried specifying the usb vendor and device in the epson.conf
> > and epkowa.conf files in /etc/sane.d
>
>That is not necessary for either backend.
>
> > I have also modified /etc/udev/rules.d/70-libsane.rules
> >
> > ACTION!="add", GOTO="libsane_rules_end"
> > SUBSYSTEM!="usb_device", GOTO="libsane_rules_end"
> > as suggested for Iscan at
> >
> > http://www.avasys.jp/english/linux_e/faq_scan.html
> >
> > ACTION!="add", GOTO="libsane_rules_end"
> > SUBSYSTEM!="usb", GOTO="libsane_rules_end"
> >
> > but this doesnt work.
>
>Do NOT change the *libsane.rules file. Your distribution should have
>done the right thing. This change is only needed for *iscan.rules and
>then only on those distributions that do not use "usb_device" for the
>udev SUBSYSTEM name. So far, we know about Mandriva 2006.0.
>
>BTW, this will be fixed in the next iscan release.
>
> > #lsusb states
> > Bus 004 Device 004: ID 04b8:0112 Seiko Epson Corp. Perfection 2450
> > Bus 004 Device 001: ID :
> > Bus 003 Device 001: ID :
> > Bus 002 Device 001: ID :
> > Bus 001 Device 003: ID 03f0:050c Hewlett-Packard 5219 Wireless Keyboard
> > Bus 001 Device 001: ID :
> >
> >
> > If I switch the scanner off and on I then get
> >
> > # scanimage -L
> > device `epkowa:libusb:004:005' is a Epson Perfection 2450 flatbed
>scanner
> > # scanimage >image.pnm
> > scanimage: no SANE devices found
>
>Do you have the epson backend disabled in /etc/sane.d/dll.conf? I'd
>expect to see `epson:libusb:004:005' listed in the scanimage -L output
>as well.
>
>Can you provide debugging output? The following command will put the
>debugging output in epkowa.log.
>
> SANE_DEBUG_EPKOWA=127 scanimage > image.pnm 2> epkowa.log
>
> > Whatever I try I cant seem to get to see the device. I would be
> > grateful for any help to resolve this.
> > Similar problems exist with Xandros4.0
>
>Hope this helps,
>--
>Olaf Meeuwissen EPSON AVASYS Corporation, SE1
>FSF Associate Member #1962 sign up at http://member.fsf.org/
>GnuPG key: 6BE37D90/AB6B 0D1F 99E7 1BF5 EB97 976A 16C7 F27D 6BE3 7D90
>Penguin's lib! -- I hack, therefore I am -- LPIC-2
_
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