In the meanwhile I had a look on different brscan drivers ...
Unfortunately brscan4 has a complete different structure (so at least one real user is needed)
Summary is now:
1. Brother brscan, brscan2, brscan 3
a) 'sudo ln -sfr /usr/lib64/libbr* /usr/lib/x86_64-linux-gnu' b) 'sudo ln -sfr /usr/lib64/sane/libsane-brother* /usr/lib/x86_64-linux-gnu/sane'
2. Epson Iscan
a) 'sudo ln -sfr /usr/lib/sane/libsane-epkowa* /usr/lib/x86_64-linux-gnu/sane' b) generate '/etc/udev/rules.d/79-udev-epson.rules' content: # chmod device EPSON group ATTRS{manufacturer}=="EPSON", DRIVERS=="usb", SUBSYSTEMS=="usb", ATTRS{idVendor}=="04b8", ATTRS{idProduct}=="*", MODE="0777"
3. Xerox Workcentre 3225
a) 'sudo ln -sfr /usr/lib/sane/libsane-smfp* /usr/lib/x86_64-linux-gnu/sane' b) 'sudo adduser $USER lp'
In the meanwhile I had a look on different brscan drivers ...
Unfortunately brscan4 has a complete different structure (so at least one real user is needed)
Summary is now:
1. Brother brscan, brscan2, brscan 3
a) 'sudo ln -sfr /usr/lib64/libbr* /usr/lib/ x86_64- linux-gnu' sane/libsane- brother* /usr/lib/ x86_64- linux-gnu/ sane'
b) 'sudo ln -sfr /usr/lib64/
2. Epson Iscan
a) 'sudo ln -sfr /usr/lib/ sane/libsane- epkowa* /usr/lib/ x86_64- linux-gnu/ sane' rules.d/ 79-udev- epson.rules' rer}==" EPSON", DRIVERS=="usb", SUBSYSTEMS=="usb", ATTRS{idVendor} =="04b8" , ATTRS{idProduct }=="*", MODE="0777"
b) generate '/etc/udev/
content:
# chmod device EPSON group
ATTRS{manufactu
3. Xerox Workcentre 3225
a) 'sudo ln -sfr /usr/lib/ sane/libsane- smfp* /usr/lib/ x86_64- linux-gnu/ sane'
b) 'sudo adduser $USER lp'