[sane-devel] Canonscan N 650U LIDE Scanner does not scan but makes terrible noise

[Andrea Vai]

Hi, I am currently experiencing the same problem.
I would be glad to help in troubleshooting it.

Canoscan N650U on Ubuntu 12.04 LTS (x64)

Best regards,
Andrea

Il giorno lun, 26/08/2013 alle 17.13 +0200, Winni ha scritto:
> Hi,
> again, I tried 20 minutes to scan with the Canonscan N 650U. In 
> comparison to the last time, all attempts resulted this time in this 
> awful noise.
> I booted WinXP 32-bit (twain drivers) and within 2 minutes two pages 
> were scanned perfectly.
> 
> How can I help you guys with this? Is there anything I can contribute to 
> make this scan device work for Linux OS without having skills of writing 
> code?
> 
> Thanx und regards,
> 
> Winni
> 
> 
> 
> -------- Original-Nachricht --------
> Betreff: Re: [sane-devel] Canonscan N 650U LIDE Scanner does not scan 
> but makes terrible noise
> Datum: Sun, 11 Aug 2013 20:25:06 +0200
> Von: Winni <"windose"@kabelmail.de>
> An: sane-devel at lists.alioth.debian.org
> 
> Hi,
> 
> I tried with different dpi resolutions. Most of the time  it starts with
> the horrible noise but sometimes it works. I'd say every 5th try works.
> Even calibrating under XSane results in that noise...
> 
> I searched for a plustek config file but could not find it.
> 
> By the way, there is a hint about "awfull noise" in the FAQ.gz at
> /usr/share/doc/libsane/plustek/
> >
> > SYMPTOM: Scanner makes awful noise
> > --------
> >
> > PROBLEM:
> > --------
> > This can have two major causes:
> > - You have an ASIC96001/3 based scanner, then the sensor hits the
> >   scanbed: !!! TURN OFF SCANNER POWER !!!
> >
> > - You have an ASIC98001 based scanner, then the motor control does
> >   not work correctly --> hit the cancel button
> >
> > SOLUTION:
> > ---------
> > For the first case (ASIC 96001/3), there's no solution available. This
> > happens, when the driver can't keep track of the stepper motor. The image
> > you get is normally unusable.
> > The second case is often reported when the printer driver lp.o is
> > already loaded. So remove lp.o before loading pt_drv.
> 
> 
> Regards,
> Winni
> 
> 
> 
>