15Before Using the MachineLoading Paper Loading Paper in the Rear Tray1 Flatten the four corners of the paper before loading it.Importantz If you cut plain paper to 4" x 6" / 101.6 x 152.4 mm, 5" x 7" / 127.0 x 177.8 mm, or 2.13" x 3.39"/ 54.0 x 86.0 mm (credit card-size) for a trial print, it can cause paper jams.z You cannot print on postcards affixed with photos or stickers.z Always load paper in portrait orientation (A). Loading paper in landscape orientation (B) cancause the paper to be jammed.Notez We recommend using genuine Canon photo media when printing photographs. For details onthe specialty media Canon provides for use with its various printers, refer to “Using SpecialtyMedia” on page 8.When Printing on Plain Paperz You can use general copy paper or Canon’s Super White Paper. When printing on both sides,we recommend Canon’s Super White Paper Double-Sided.Paper size:– Standard sizes: A4, B5, A5, Letter, and Legal (Rear Tray only)– Non-standard sizes for the Rear Tray: 2.13 x 3.39 inches to 8.5 x 23 inches / 54.0 x 86.0 mmto 215.9 x 584.2 mm– Non-standard sizes for the Cassette: 3.5 x 5 inches to 8.5 x 11.69 inches / 89.0 x 127.0 mmto 215.9 x 297.0 mmPaper weight: 17 to 28 lb / 64 to 105 gsm (plain paper, except for Canon genuine paper)Notez Align the edges of paper neatly before loading. Loading paper without aligning the edges maycause paper jams.z If paper is curled, hold the opposing curled corners and gently bend them in the oppositedirection until the paper becomes completely flat. See “Paper is curled.” on page 77.z To avoid curling, handle paper as follows.– When you do not print, remove unused paper from the Rear Tray, put them back into thepackage, and keep it on a level surface.– Take out only the necessary number of sheets from the package, just before printing.(A) (B)