This is a brief tutorial how to setup the Brother DCP-7030 (multi function laser copier printer) on i686 Arch.
Install CUPS (see CUPS page).
There is the brother-dcp7030 in AUR.
% yaourt -S brother-dcp7030
After installing brother-dcp7030 run
Now go to the CUPS page: http://localhost:631/
Under the Printers tab you should see a DCP7030 printer automatically installed and configured.
# pacman -S sane
Add your user to
# gpasswd -a username scanner
There is the brscan3 in AUR.
% yaourt -S brscan3
After installing add line
brother3 in the Template:Filename.
Now you can try to see if SANE recognizes your scanner
$ scanimage -L
For more info see SANE page.