On Sat, Jun 13, 2009 at 6:45 PM, m. allan noah<kitno455 at gmail.com> wrote: > On Sat, Jun 13, 2009 at 5:22 PM, Deon Bredenhann<deon at outprosys.com> wrote: >> Hi all >> >> I'm sitting with some obscure problem. Thanx to some input from allan, I >> found the the error from our python-imaging-sane module, is the >> double-feed-detect error. Now this error has been popping up more and more >> on a scanner at one of our clients offices. And roller replacement does not >> stop the double feed anymore. When scanning, double feed error pops up and >> scanning stops. You open the scanner, an lo and behold, there are two pages >> in the scanner. This means that our software works fine and detects the >> double feed as it should. >> >> Now for the completely freaky part. The service tech comes in to service the >> scanner, plug in his Windows laptop, use their own software and Fujitsu >> drivers and scans the batch without a single problem. Take the batch, put it >> through the scanner again, but plug it into the Linux box with sane, and >> df-error on the first page. Two pages stuck in the scanner. He claims that >> it is out software. I say that software doesn't pull two page into the >> scanner. >> How is this possible? He assured me the he has double feed detect on, and we >> confirmed it with counting the number of pages that comes out of the >> scanner. This is driving me bonkers. I'll be going out to the client this >> Monday to see for myself, but would like to know if any of you have seen >> this before. >> >> Running a Fujitsu fi-6670 and fi-6770 on Debian Lenny with sane 1.0.19 > > I did once hear from a fi-5900 user that he saw the windows driver > clear a jam by doing something funny with the rollers. He was unable > to reproduce, and one of my contacts at fujitsu had never heard of > this. Now, that said, there is something you could try: --df-action > Continue > > For most machines this seems to just cause the machine to plow ahead > and ignore the df. Perhaps on this newer models it does some other > magic?
But now that I think about it- you might need to upgrade to 1.0.20 or the latest git snapshot to get the more advanced df options. allan -- "The truth is an offense, but not a sin"
