Re: HOWTO for finding a parallel scanner

From: Douglas Gilbert (dgilbert@interlog.com)
Date: Sun Jun 04 2000 - 20:25:48 PDT

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    D Clyde Williamson wrote:
    >
    > Douglas Gilbert wrote:
    > >
    > > D Clyde Williamson wrote:
    > > >
    > > > I need to find a howto or at least some help in getting sane to find my
    > > > parallel port scanner. All the ppSCSI modules are loaded, the HP 5200C
    > > > is supported... but sane can't seem to find any device with a scanner
    > > > attached.
    > >
    > > What does 'cat /proc/scsi/scsi' say. Can you see your scanner
    > > listed there? Is the sg driver built into the kernel or loaded
    > > as a module? [To list loaded modules used 'lsmod'.]
    >
    > under /proc/scsi I find epst and scsi cat'ing scsi I get:
    >
    > Attached devices:
    > Host: scsi0 Channel: 00 Id: 00 Lun: 00
    > Vendor: HP Model: C7190A Rev: 3846
    > Type: Processor ANSI SCSI revision: 02
    >
    > cat'ing epst/0 I get:
    >
    > ident: epst 0.92 (0.92), Shuttle EPST
    > base port: 0x378
    > mode: 0
    > mode name: Nybble
    > delay: 1
    > nice: 0
    > verbose: 0
    > quiet: 0
    > tot_cmds: 31
    > tot_bytes: 584
    > tot_errs: 0
    > parport device: parport0
    > claimed: 0

    The above looks good.

    > I think that hp.conf may be screwed up it currently says:
    >
    > /dev/scanner
    >
    > /dev/scsi0

    The /dev/scsi0 looks incorrect (for Linux). Remove it, then
    see if 'ls -l /dev/scanner' is active; in your case it
    should be a symbolic link to /dev/sg0 (or to /dev/sga depending
    on your distribution). Hopefully, the HP backend recognizes the
    C7190A model.

    Doug Gilbert

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