[sane-devel] DocketPORT 487 - Making loud noises

[Miss Tori]

On 2/9/23 14:24, Mike Hansen wrote:
>
> I am head of development at Ambir, the manufacturer of this scanner.  
> That model has been out of production for over a decade.   It’s likely 
> the unit is EOL and that clicking you are hearing is coming from the 
> motor. There are no belts, only gears in the unit and sure it’s 
> possible the gears could be broken(not sure we’ve ever seen this 
> failure mode) but more likely the motor is EOL.
>

I was able to find a computer that is running Microsoft Windows. The 
device functions properly.


> If the SANE driver worked for it in the past and it’s not working now, 
> it’s an EOL unit.   The control board is over a decade old and the 
> SANE code is likely to be the same or older.
>
> Also note that the SANE code did not come from Ambir nor do we endorse 
> or support SANE development on those models.   I know that we have had 
> discussions in the past about supporting SANE with the current models 
> and may do so in the future.
>
> I am supplying the above information so that you do not continue to 
> put effort into the codebase for that model.  Also, if you want to 
> check if the unit is EOL you are free to download the Windows drivers 
> from docketport.com.
>
> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for 
> Windows
>
> *From: *Ralph Little <mailto:skelband at gmail.com>
> *Sent: *Thursday, February 9, 2023 2:13 PM
> *To: *Miss Tori <mailto:misstorishop at gmail.com>
> *Cc: *sane-devel at alioth-lists.debian.net
> *Subject: *Re: [sane-devel] DocketPORT 487 - Making loud noises
>
> Hi,
>
> On Thu, Feb 9, 2023 at 11:07 AM Miss Tori <misstorishop at gmail.com> wrote:
>
>     Update to my mailing below (I deleted it before it was approved to
>     the list)....
>
>     It definitely has to do with what's going on during the sane_read
>     API function.
>
>     If I issue scanimage -T,  it will start clicking instantly
>
> There are a couple of things that I can think of:
>
> 1 - The scan head is hitting the end of travel and is slipping the 
> belt or gear, or
>
> 2-  Whatever motor settings being specified are out of spec for the motor.
>
> Can you confirm is this happens when the scan head is at the end of 
> travel?
>
> If not, then I suspect that the motor is having some problems with the 
> settings used by the backend to drive the motor.
>
> Cheers,
>
> Ralph
>
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