Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//etc/sane.d/canon630u.conf

 # Options for the canonusb backend

# Autodetect the Canon CanoScan FB630u
usb 0x04a9 0x2204

# device list for non-linux-systems (enable if autodetect fails):
#/dev/scanner
#/dev/usb/scanner0