Click on the "add" link on this page: http://h-node.org/printers/catalogue/en
Even if it's not worth using that printer with free software, it's still a good idea to add it so others know that it doesn't work too well. (Here's the list of printers that don't work at all with free software. http://h-node.org/printers/catalogue/en/1/1/undef/C-None/undef/undef/undef/undef )
