18 Chapter 1Before Printing Selecting The Correct PaperThis section describes the characteristics and intended use of each paper applicable to thismachine. Refer to this section and select the paper most suitable for your purpose of printing.Paper Type Size Purpose Guidelines And RestrictionsPlain paper Letter (8 1/2 in. x 11 in./215.9 mm x 279.4 mm)Legal (8 1/2 in. x 14 in./215.9 mm x 355.6 mm)A4 (8 1/4 in. x 11 3/4 in./210 mm x 297 mm)A5 (5 7/8 in. x 8 1/4 in./148 mm x 210 mm)B5 (7 1/8 in. x 10 1/8in./182 mm x 257 mm)Printing from yourcomputer/photoprinting/copying17 lb.–28 lb. (64 g/m 2–105 g/m 2 )The machine supports the paper sizesshown on the left in portraitorientation.You can use regular copier paper,cotton bond paper, or typicalletterhead.Your machine does not require specialinkjet paper.Legal-size paper can only be usedwhen printing from your computer.We do not recommend using plainpaper for photo printing.Envelopes US Commercial No. 10(9 1/2 in. x 4 1/8 in./241mm x 105 mm)European DL (8 5/8 in.x 4 3/8 in./220 mm x110 mm)Printing from yourcomputerYou may be able to load otherenvelopes, but Canon cannotguarantee consistent performance.Do not use the following types ofenvelopes since they may causeproblems:Envelopes with windows, holes,perforations, cutouts, double flaps,pressure seals, and peel-off sealingstrips.Envelopes made with embossed ortreated surfaces.Sealed envelopes.Envelopes with letters enclosed.Remove each envelope from thePaper Output Tray as soon as it isprinted.