Hello sabaidee.wolfgang, welcome to LQ,
could you please provide more information. How did you install the device? what is not working (printing?, scanning?). Did you ever install a printer on a Linux-system. Do you have cups installed, is cups running? check with
If cups is running it provides a webinterface. In a browser open the adress "http://localhost:631" (without the quotation-marks). There you can configure your printer.