Re: Device I/O error: MD8.0; HP6200, AHA2940 SCSI

From: DStevenson (tech@dgssoftware.co.uk)
Date: Fri Jun 29 2001 - 03:50:03 PDT

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    On Thursday 28 June 2001 13:36, you wrote:
    > Mandrake Linux 8.0; SANE 1.04-2mdk; HP Scanjet 6200C;
    > Adaptec SCIS 2940; device I/O error
    >
    > Hi -- I'm turning here for help -- I've read all the documentation and
    > tried everything that I know how to do, and cannot get past this point. I
    > have the above configuration and get a "device I/O error" before a scan
    > begin every time now. When I first installed this a few weeks ago, I could
    > get it to scan 5-10 scans, and then the error would return. Tesing the
    > scanner under Windows shows the hardware is OK. I've seen similar issues
    > on the newsgroups, but I have not found a solution to it. According to the
    > documentation, all my hardware and software is supported and current.
    >
    > Advice / help? Thank you! - Andy Lazarewicz
    >
    > Sequence of commands as follows. Note that after logging in, the command
    > "scanimage -L" does not find the scanner on the first try, but finds it on
    > all subsequent tries.
    >
    > [alaz@localhost alaz]find-scanner
    > # Note that find-scanner will find any scanner that is connected
    > # to a SCSI bus. It will even find scanners that are not supported
    > # at all by SANE. It won't find a scanner that is connected to a
    > # parallel, USB or other non-SCSI port.
    >
    > # You may want to run this program as super-user to find all devices.
    > # Once you found the scanner devices, be sure to adjust access
    > # permissions as necessary.
    >
    > find-scanner: found processor "HP C6270A 3846" at device /dev/sg0
    > find-scanner: found processor "HP C6270A 3846" at device /dev/sga
    > [alaz@localhost alaz]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
    > find-scanner tool (if appropriate). Please read teh documentation which
    > came with this software (README, FAQ, manpages).
    > [alaz@localhost alaz]scanimage -L
    > device `hp:/dev/sga' is a Hewlett-Packard C6270A flatbed scanner
    > [alaz@localhost alaz]scanimage -d hp:/dev/sga > test.pnm
    > scanimage: sane_read: Error during device I/O
    > [alaz@localhost alaz]
    >
    > This same error shows up under the XSANE front-end.
    >
    > --
    > Source code, list archive, and docs: http://www.mostang.com/sane/
    > To unsubscribe: echo unsubscribe sane-devel | mail majordomo@mostang.com

    rmmod aic7xxx
    insmod aic7xxx_old

    do this as root. Then try to scan. Look at this mailing list archive for more
    details.

    Dave

    --
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