Oct 02Oki B6100 User Guide 8-9Selecting Print MediaCorrect Paper StorageIt is important to store paper correctly prior to placing it in the printer, since improper storagecan cause frequent paper jams and poor print quality. Use the following guidelines when storingpaper for use in the printer:■ Store reams of paper on a flat surface, and always store them stacked horizontally.■ Store reams of paper in an area away from both direct sunlight and high humidity■ Open sealed reams only when you are ready to load the paper into the paper tray, andalways close and seal partial reams of paper.■ Do not stack partial reams of paperPrint Media Weight, Type, and SizeThe following table defines print media that you can use in the envelope feeder. If you haveconcerns about a specific brand or type of media, try samples of the media to determine if theresulting printer performance and print quality meet your expectations.Type of Envelope or Postcard Maximum CapacityEnvelope Commercial # 10 75Monarch 75DL 75C5 50Postcard 100Custom Size 3.87 x 5.85 inches (98.4 x 148.5mm)to7 x 10 inches (178 x 254mm)Maximum stack height 0.95 inches(24mm)