# Re: More info on my HP Scanjet IIp prob.

From: Ben Laurie (ben@algroup.co.uk)
Date: Sat Jan 15 2000 - 06:06:01 PST

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  Peter Kirchgessner wrote:
  >
  > Hello Nicholas,
  >
  > it seems that the scanner does not respond to some of the very first
  > inquire commands. It recognized as an HP scanner because otherwise it
  > would have failed earlier.
  > Maybe it is a timing problem.

  This doesn't seem quite right coz...

  > > [hp] scsi_inquire: sending INQUIRE
  > > [hp] scsi_new: sending TEST_UNIT_READY
  > > [hp] scsi_flush: writing 2 bytes:
  > > 0x0000 1B 45 .E
  > > [hp] scsi_flush: writing 7 bytes:
  > > 0x0000 1B 2A 73 32 35 37 45 .*s257E
  > > [hp] scsi_read: 0 bytes:
  > > [hp] scl_inq: malformed response: expected 's257d', got ''

  Here it appears to test for the version, and gets s257E instead of
  s257d, and then...

  > > [hp] scl_errcheck: Can't read SCL error stack: Error during device I/O
  > > [hp] sanei_hp_device_new: SCL reset failed

  erroneously goes on to treat it as a SCSI error.

  Cheers,

  Ben.

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