45 > B411/B431 Paper RecommendationsPaper RecommendationsFor guidance on the media you can use with your printer, whichinput tray and which ejection method to use, see the sectionentitled “Paper and tray information” in the “Specifications”chapter.Paper and envelope typesThe manufacturer of this printer recommends the followingguidelines when selecting paper and envelopes for use in yourprinter:• Paper and envelopes should be stored flat and away frommoisture, direct sunlight and heat sources.• Use a smooth finished paper such as copier or laser typepaper with a Sheffield (smoothness) rating of 250 or less. Ifin doubt, please ask your paper supplier.• Use paper and envelopes that are designed for use in lasertype printers.• The use of heavily laid or textured paper will seriously impacton the life of the image drum.• Do not use very smooth, shiny/glossy paper.• Do not use heavily embossed headed paper.• Do not use specially treated papers such as carbon paper,non-carbon paper, thermal paper and impact paper.• Avoid using paper with perforations, cut-outs and raggededges.• Do not use envelopes with windows or metal clasps.• Do not use envelopes with self sealing flaps.• Avoid using damaged or curled envelopes.NoteThe reference to Manual Feed Tray is for the B411models and the Multi Purpose Tray is for the B431models.