General information 1-13
5021-0XX
• If envelope wrinkling occurs, refer to the User's Reference for
correct loading and stacking of envelopes.
• All envelopes should be new, unused, and without damage.
• Envelopes with excessive curl or twist exceeding 6.0 mm, those
stuck together, those with bent corners or nicked edges, or
those that interlock should not be used.
• Minimum weight: 90 g/m
2
(24 lb).
• The following envelopes should not be used:
– Envelopes with windows, holes, perforations, cutouts, or
deep embossing
– Envelopes with metal clasps, string ties, or metal folding
bars
– Envelopes with exposed flap adhesive when the flap is in the
closed position
– Self-seal envelopes
• Under high humidity conditions (over 60%), the envelopes may
seal during printing.
• For best results, print on new 90 g/m
2
(24 lb) sulfite or 25%
cotton-bond envelope.
Transparencies
• Use letter (12A5940) or A4-size (12A5941) sheets only.
• Transparencies are only supported in tray 1 (standard or legal
trays).
Labels
• Labels should be selected using guidelines found in the User's
Reference, Complete Printer Reference, or the Card stock &
Label Guide (located at www.lexmark.com), and tested for
acceptability.
• Vinyl labels are not supported.
• Labels are only supported in tray 1 (standard or legal trays).
Glossy Paper
• Use letter (12A5950) or A4-size (12A5951) sheets only.
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