[sane-devel] Automatic scanner recognition not working

abel deuring a.deuring@satzbau-gmbh.de
Wed, 03 Oct 2001 16:32:25 +0200

Henning Meier-Geinitz wrote:

> > |   Vendor:          Model: Scanner 636A4    Rev: 1.50
> > |   Type:   Scanner                          ANSI SCSI revision: 02
> I think this is the problem mentioned some days ago: If one of the
> fields is empty (spaces only) the scanner is not detected. This is
> fixed in current CVS.
> > Since most of the times I boot up with the scanner unpowered, and then
> > tell the kernel to add the scsi device, the scanner becomes /dev/sg3.
> > However, if I boot up with the scanner ON, it is assigned /dev/sg0.
> > As you can see, creating a /dev/scanner link is problematic.
> You may try to add /dev/sg3 and /dev/sg0 to microtek2.conf and try if
> this works. No guaranties from me but as you don't seem to have hard
> discs everything should be ok. SANE checks both devices and looks for
> a scanner.

Some months ago, Douglas Gilbert provided a patch to handle this kind of
"moving sg numbers". Thios patch is too in the current CVS version.