That is actually a bit frustrating considering I chose this model based on the 'fully supported from 75 to 4800 dpi' info found on the sane supported devices page (consider updating that). I don't know how to help for the GL chip datasheet info.
Thanks. Il giorno sab 14 set 2019 alle ore 19:42 Jeroen Van den Keybus < [email protected]> ha scritto: > Indeed 1200 and above does not work. If anyone has a datasheet of the GL > chip used, I may consider looking into it. > > It's a problem with the scan head motor that is not moving and software > waiting forever until it does. > > > On Sat, Sep 14, 2019, 4:39 PM Mikhail Novosyolov via sane-devel < > [email protected]> wrote: > >> 14.09.2019 14:01, mfoolb bloofm пишет: >> >> Hello, >> >> I've just bought a Canon Lide 220 scanner but I can't make it work at >> 2400 or 4800 dpi. >> The scanner is supported 100% from 75 to 4800 dpi as of >> http://www.sane-project.org/sane-mfgs.html#Z-CANON. >> I'm using Ubuntu 19.04 and sane 1.0.27. >> Tried using simple-scan and genesys library on Gimp (2.10.8), if >> resolution is 2400 simple-scan freezes same thing on GIMP from 1200dpi and >> up. >> I need 2400 or 4800 dpi scan of little areas (2cmx2cm) of documents. >> Can anyone help me? >> Thanks. >> -- >> >> Marco. >> >> I think I heard something about 2400 DPI on Canon LiDE, but don't >> remember what. >> >> Did you try installing latest sane git snapshot from PPA >> https://launchpad.net/~rolfbensch/+archive/ubuntu/sane-git ? >> > -- Marco.
