Lexmark C920 User Manual page 75

• Set the Paper Source in the Paper Menu based on the source in use, set the Paper Type to Envelope, and select
the correct envelope size from the operator panel, the printer driver, or from MarkVision Professional.
• For best performance, use envelopes made from 90 g/m
weight for the 250-sheet standard tray or 105 g/m
is 25% or less. Envelopes with 100% cotton content must not exceed 90 g/m
• Use only new, undamaged envelopes.
• For best performance and to minimize jams, do not use envelopes that:
– Have excessive curl or twist
– Are stuck together or damaged in any way
– Contain windows, holes, perforations, cutouts, or embossing
– Use metal clasps, string ties, or metal folding bars
– Have an interlocking design
– Have postage stamps attached
– Have any exposed adhesive when the flap is in the sealed or closed position
– Have nicked edges or bent corners
– Have rough, cockle, or laid finishes
• Use envelopes that can withstand temperatures of 230°C (446°F) without sealing, excessive curling, wrinkling, or
releasing hazardous emissions. If any doubts exist about the envelopes considered for use, check with the
envelope supplier.
• A combination of high humidity (over 60%) and the high printing temperatures may seal the envelopes.
Media specifications
2
(24 lb bond) paper. Use up to 105 g/m
2
(28 lb bond) weight for envelopes as long as the cotton content
Storing paper
75
2
(28 lb bond)
2
(24 lb bond) weight.