Samsung SL-M3870FW User Manual Ver.1.0 (English) - Page 44

Media and tray • Be sure the seam at both ends of the envelope extends all the way to the corner of the envelope. 1 1 Pressure lever • When selecting envelopes, consider the following factors: - Weight: should not exceed 90 g/m2 otherwise; jams may occur. - Construction: should lie flat with less than 6 mm curl and should not contain air. - Condition: should not be wrinkled, nicked, nor damaged. - Temperature: should resist the heat and pressure of the machine during operation. • Use only well-constructed envelopes with sharp and well-creased folds. • Do not use stamped envelopes. • Do not use envelopes with clasps, snaps, windows, coated lining, self- adhesive seals, or other synthetic materials. • Do not use damaged or poorly made envelopes. 1 Acceptable 2 Unacceptable • Envelopes with a peel-off adhesive strip or with more than one flap that folds over to seal must use adhesives compatible with the machine's fusing temperature for 0.1 second about 170°C (338 °F). The extra flaps and strips might cause wrinkling, creasing, or jams, and may even damage the fuser. • For the best print quality, position margins no closer than 15 mm from the edges of the envelope. • Avoid printing over the area where the envelope's seams meet. 2. Menu Overview and Basic Setup 44