Can you attach ~/.cache/simple-scan/simple-scan.log after doing a black scan (or run simple-scan --debug). This will show the information that SANE is reporting with this scanner. It does sound like a driver issue though.
Can you attach ~/.cache/ simple- scan/simple- scan.log after doing a black scan (or run simple-scan --debug). This will show the information that SANE is reporting with this scanner. It does sound like a driver issue though.