22 Before Using the Machine* 2 Proper feeding of paper may not be possible at the maximum capacity depending on thetype of paper or environmental conditions (either very high or low temperature and humidity).In such cases, reduce the sheets of paper you load at a time to around half.* 3 Available only when printing from your computer.* 4 We recommend that you remove the previously printed sheet from the Paper Output Traybefore continuously printing to avoid blurs and discoloration.* 5 When loading paper in stacks, the print side may be marked as it is fed in or sheets may bestuck to one another causing them not to be fed properly. In this case, load one sheet at atime.* 6 Feeding this paper from the Cassette can damage the machine. Load in the Rear Tray.* 7 When copying onto sticker paper, be sure to select Sticker copy on the Special copyscreen in the copy mode. Refer to “Copying on Stickers (Sticker copy)” in “Using UsefulCopy Functions” of the User’s Guide on-screen manual.When printing photos saved on a memory card to sticker paper, be sure to select Stickerprint on the Special photo print screen in the memory card mode. Refer to “Printing onStickers (Sticker print)” in “Using Useful Printing Functions” of the User’s Guide on-screenmanual.When printing photos saved on your mobile phone to sticker paper, select Stickers for thepage size in Wireless print settings. Refer to “Setting Items” in “Setting the Page Size,Media Type, and Layout When Printing from a Mobile Phone” of the User’s Guide on-screenmanual.z Media Types You Cannot UseDo not use the following types of paper. Using such paper will not only produce unsatisfactoryresults, but can also cause the machine to jam or malfunction. Additionally, when printing on A5or smaller sized paper, do not use paper thinner than a postcard, including plain paper ornotepad paper cut to a small size.z Folded, curled, or wrinkled paperz Damp paperz Paper that is too thin (weighing less than 17 lb / 64 gsm)z Paper that is too thick (plain paper, except for Canon genuine paper, weighing more than 28lb / 105 gsm)z Picture postcardsz Postcards affixed with photos or stickersz Envelopes with a double flap (or sticker flaps)z Envelopes with an embossed or treated surfacez Envelopes with pressure sealsz Envelopes whose gummed flaps are already moistened and adhesivez Any type of paper with holesImportantz Put unused paper back into the package, and store them avoiding heat, humidity, and directsunlight.z Do not touch the printed surface nor stack the printed sheets until the ink is fixed.Notez To specify the page size and media type when printing photos saved on mobile phones, refer to“Setting the Page Size, Media Type, and Layout When Printing from a Mobile Phone” in“Printing Photographs from a Wireless Communication Device” of the User’s Guide on-screenmanual.z For a detailed description of printing media types, refer to “Printing Media” in the User’s Guideon-screen manual.