141– Corner damage caused by excessive stapling/removal.• Remove all staples and paper clips before loading documents.• Ensure that any glue, ink or correction fluid on the paper is completely dry before loadingdocuments.• Do not load documents containing different sizes or weights of paper.• Do not load booklets, pamphlets, transparencies or documents having other unusualcharacteristics.Loading an Original DocumentYou can use the DADF (Duplex Automatic Document Feeder) or the document glass to load anoriginal document. Using the DADF, you can load up to 50 sheets of 75 g/m 2 (20 lb) paper at atime. Using the document glass, you can load one sheet at a time.NOTE: Ensure that no document is in the DADF. If any document is detected in the DADF, it haspriority over the document on the document glass.NOTE: To get the best scan quality, especially for color or gray scale images, use the documentglass instead of the DADF.NOTE: If you use duplex copy features, see "Printing Copies on Both Sides of Paper".To load the document in the DADF:1 Place the document(s) face up on the DADF with the top edge of the documents in first