Re: horizontal stripes in your image
Dr. Andreas Bolsch (Andreas.Bolsch@maths.nott.ac.uk)
Sat, 27 Feb 1999 20:29:04 +0000
Georg Huettenegger wrote:
>
> > Georg Huettenegger wrote:
> >
> > > > recently I posted a problem with my mustek 12000 sp connected to an adaptec
> > > > 1505. In each scanned image I noticed horizontal stripes. First I thought
> > > > it's a problem of the beta-version of sane for musteks, but in fact
> > > > this is a problem of my scsi-adapter. The solution is, that the correct
> > > > scsi-parameters (in my system lilo-parameters) should sound like the following:
> > > >
> > > > - disconnect: no
> > > > - init_sync: no
> > > >
> >
> > > Because it seems that other users have similar problems I would like to
> > > ask what could help if the above settings do not help. I have a Symbios
> > > Logic 53c810A which works great but the stripes wont go even if I do as
> > > recommended above. Only scanning with backtracking turned on helps (but
> > > needs 2-3x times longer).
> >
> > These problems probably refer to completely different scanners!
> > The newer 12000SP (denoted by ScanExpress) and the older one
> > (MFS-12000SP) have nothing to do with each other. For the SE
> > the backtracking switch is simply ignored because the scanner
> > doesn't support it. So the second problem report refers to MFS,
> > and the first to SE, I guess.
> Well you are wright about this. I wrote my mail in a bit of a hurry
> > I've got an Adaptec aha1505 and a SE 12000SP but enabling disconnect
> > doesn't do any harm for me.
> You mean it does not help?
No, it doesn't help. Because it works anyway :-)
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