HP 2600n Service Manual - Page 30

depends upon the quality of the envelopes. When selecting envelopes, consider the following components: ■ Weight: The weight of the envelope paper should not exceed 90 g/m2 (24 lb) or jamming might occur. ■ Construction: Before printing, envelopes should lie flat with less than 6 mm (0.25 inch) curl, and should not contain air. ■ Condition: Envelopes should not be wrinkled, nicked, or otherwise damaged. ■ Temperature: Use envelopes that are compatible with the heat and pressure of the printer. This printer fusing temperature is 210°C (410°F). ■ Size: Use only envelopes that are within the following size ranges. Table 1-4 Envelope size ranges Tray Tray 1 or Tray 2 Minimum 76 x 127 mm (3 x 5 inches) Maximum 216 x 356 mm (8.5 x 14 inches) Envelopes with double side-seams Double side-seam construction has vertical seams at both ends of the envelope rather than diagonal seams. This style might be more likely to wrinkle. Be sure the seam extends all the way to the corner of the envelope as illustrated below. 1 2 Figure 1-8 Envelope double side-seam construction 1 Acceptable 2 Unacceptable Envelopes with adhesive strips or flaps Envelopes with a peel-off adhesive strip or with more than one flap that folds over to seal must use adhesives that are compatible with the heat and pressure in the printer. The extra flaps and strips might cause wrinkling, creasing, or even jams and might damage the fuser. 16 Chapter 1 Product information ENWW