AL-MX300 Series User's Guide Chapter 1 Getting to Know Your Printer Printer Parts Front view * Be sure to close the ADF cover when scanning a document on the document table. ** Be sure to close cover A when scanning a document. *** The DNF model is shown in the illustration. Getting to Know Your Printer 24 a ADF cover* b Auto Document Feeder (ADF) c paper support d face-down tray e cover A** f standard lower paper cassette g MP tray h USB Host interface i control panel***