Hi Henry,
Please create usb log files, from scanimage and from Canon's scangearmp.
scanimage:
Set 'export SANE_DEBUG_PIXMA=11' and from scanimage redirect stderr to
sane.log while adding '2> logfile' to the command line.
Canon's scangearmp:
Use wireshark to sniff the usb protocol and save the lo
Thanks, somehow missed that in the man page. I must be low on caffeine
today ...
A simple ADF test works fine over USB:
scanimage -b --mode Gray --source "Automatic Document Feeder"
--batch-count 2
Scanning 2 pages, incrementing by 1, numbering from 1
Scanning page 1