# 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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