U.S. Commercial number 10 (COM 10) envelopes andEuropean DL envelopes are recommended. You may beable to stack envelopes of other sizes in the sheet feeder;however, Canon cannot guarantee consistent performanceon envelope sizes other than COM10 and DL.The following envelopes are not recommended becausethey may cause jams or smears, or may damage yourprinter:ß Envelopes with windows, holes, perforations, cutouts, anddouble flaps.ß Envelopes made with special coated paper or deeply embossedpaper.ß Envelopes using peel-off sealing strips.ß Envelopes in which letters have been enclosed.Preparing Your SoftwareHow you create envelopes within your software applicationdepends on the application. See your application'sdocumentation for details.If you are using the BJ-200ex printer driver for Windows,change the Paper Size setting to Envelope.Check your software to see if it prints envelopes in portraitor landscape orientation. It's a good idea to print on a sheetof paper before printing on an envelope to check theorientation.Printing on envelopes in portrait orientation results in fasterprinting. However, several software packages, such asWordPerfect and Word for Windows, default to landscapeorientation. This requires adjustments in the software to correctlyprint on envelopes with this printer. See Appendix B, ApplicationNotes, for details.Turning On the Printer's Envelope ModeIf you are not using Windows and your softwareapplication does not have an envelope feature, you can turnon the printer's envelope mode using the operator panel.Follow these steps:1. Make sure the printer is turned on and on-line.2. Turn on the envelope mode:ß Press and hold the LF/FF button and pressthe ON LINE button.