3 BASIC COPY MODES78 Duplex CopyingDuplex CopyingYou can copy a 1-sided original to a 2-sided copy or vice versa, or copy a 2-sided original to a 2-sided copy. This is usefulwhen you want to save the paper, or when you want to copy a book-type original maintaining the same page order.1-sided original -> 1-sided copy ( P.79)2-sided original -> 1-sided copy ( P.79)1-sided original -> 2-sided copy ( P.80)2-sided original -> 2-sided copy ( P.80)Book-type original -> 2-sided copy ( P.81)Use plain paper, recycled paper, THICK 1, THICK 2, THICK 3, special paper 1 or special paper 2 for duplex copying.-12- -15--13--13--12--13--15--13-