[sane-devel] Canoscan 8800F]

[Kurt Rosenfeld]

Gernot,

This is the stderr output of scanimage with DEBUG_SANE,
DEBUG_SANE_SANEI_USB, and SANE_DEBUG_DLL all set to 255:
http://acm.poly.edu/~kurt/scanimage_all255.txt

Here is the stderr output of scanimage -d test
with SANE_DEBUG_TEST set to 255:
http://acm.poly.edu/~kurt/scanimage_-d_test.txt

thanks, -kurt

On Mon, May 17, 2010 at 01:09:23AM +0900, Gernot Hassenpflug wrote:
> Hello Kurt,
> 
> I am concerned about this part of the log file:
> 
> [pixma] pixma_open(): Canoscan 8800F
> [pixma] WARNING:pixma_write(): count(0) != len(16)
> [pixma] OUT  T=3.054 len=-1
> [pixma]  00000000:ef 20 00 00 00 00 00 00  00 00 00 00 00 00 00 00
> [pixma]   ERROR: EIO
> 
> It looks as though the scanner is not responding even at the start of
> the operation. Maybe you can try setting more debug options to 255:
> 
> DEBUG_SANE
> DEBUG_SANE_SANEI_USB
> SANE_DEBUG_DLL
> 
> And then send me the log file (or a link to it). I don't know what
> changes there might be that Canon has made in firmware perhaps, but
> maybe there is some other problem unrelated to the scanner itself that
> can be determined from the raw USB communications.
> 
> You might also try sane-test (see man page) to test your sane
> installation, and set
> 
> SANE_DEBUG_TEST
> 
> to 255 for that.
> 
> 
> Best regards,
> Gernot Hassenpflug