Archived posting to the Leica Users Group, 2003/08/04

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Subject: Re: [Leica] Problem with Cannon Scanner
From: leicauser@ntlworld.com
Date: Tue, 5 Aug 2003 6:21:57 +0000

Have you tried plugging the cable directly to the computer's USB socket and not through a hub?

The plastic nodules probably contain inductors to help suppress electrical noise.

Joe Ch
an
> 
> From: Herbert Kanner <kanner@acm.org>
> Date: 2003/08/04 Mon PM 11:13:08 GMT
> To: leica-users@mejac.palo-alto.ca.us
> Subject: [Leica] Problem with Cannon Scanner
> 
> Possibly some computer nerd in the LUG can help.  My CanoScan N676U 
> has suddenly developed a mildly annoying malfunction.  When I press 
> the software "scan" button, a panel comes up announcing that the USB 
> cable is probably disconnected. A temporary cure is effected by 
> unplugging and re-plugging the cable at the scanner end; doing it at 
> the other (hub) end doesn't help.  This "cure" last for the next one 
> to three scans, after which the problem reappears.
> 
> Since the stupid thing only cost $100, it is not worth 
> repairing--it's just a simple flat-bed scanner more than good enough 
> for a) copying documents, and b) putting color prints up on the web.
> 
> I was considering the possibility of some kind of flakiness in the 
> USB cable and went to price replacements.  They ranged from $9 to 
> $19, depending on the brand, but they were all straightforward cables 
> with an "A" connector at one end and a "B" connecter at the other. 
> The cable that came with the scanner has a plastic cylinder at each 
> end of the cable, about two inches from the connectors, a cylinder 
> that is about 1 1/2 inches long and a bit under 1/2 inch in diameter. 
> Does anyone know what the heck these cylinders are and whether they 
> are of importance?
> 
> Herb
> -- 
> Herbert Kanner
> kanner@acm.org
> 650-326-8204
> 
> Do not meddle in the affairs of cats,
> for they are subtle and will pee
> on your computer!
> --
> To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html
> 

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