[sane-devel] Burnt out bulb canoscan 110

Yury Tarasievich yury.tarasievich at gmail.com
Wed Jun 15 09:38:45 UTC 2016

Alternatively, you can use an external power 
source for the USB hub. Strange for the scanner 
to work at all with insufficient amperage, but...

On 15/06/16 11:53, Adrian wrote:
> I had this with a different CIS scanner.  In that case the problem was
> that the USB socket (an unpowered hub) provided enough power to run the
> stepper motor but not the LEDs.  Plugging direct into a PC USB socket
> fixed it.
> On 6/14/2016, "m. allan noah" <kitno455 at gmail.com> wrote:
>> CIS machines don't have separate bulbs, they have a series of tricolor
>> LEDs that are integrated into the optical module. If the LEDs are not
>> lighting, I'd guess you have some other problem. What version of
>> sane-backends are you using?
>> allan
>> On Tue, Jun 14, 2016 at 10:42 AM, George S. <factoids at comcast.net> wrote:
>>> Hello - Apparently I have the problem named in the subject.  The scanner
>>> works, but I just get a black scan.  Where can I get a bulb?

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