sudo sane-find-scanner
# sane-find-scanner will now attempt to detect your scanner. If the
found USB scanner (vendor=0x413c [Dell], product=0x5109 [Dell Photo AIO 922]) at libusb:002:005
Scanner to očividně našlo
scanimage -L
scanimage --list-devices
No scanners were identified. If you were expecting something different,
check that the scanner is plugged in, turned on and detected by the
sane-find-scanner tool (if appropriate). Please read the documentation
which came with this software (README, FAQ, manpages).
Zkus to se sudo
sudo scanimage -L
Pokud bude fungovat, tak řešení je přidat uživatele do příslušné skupiny, aby měl přístup ke scanneru a relogin.