Lexmark Optra Optra T User Manual page 55

Loading Print Materials
Envelopes
Load envelopes with the flap side down. The stamp area and
flap are on the left side. The end of the envelope with the
stamp area enters the multipurpose feeder first.
N : Do not feed stamped envelopes. The stamp is
OTE
shown for placement only.
W : Never use envelopes with clasps, snaps, windows,
ARNING
coated linings, or self-stick adhesives. These
envelopes may severely damage the printer.
For information on printing on envelopes, see
guidelines" on page 33.
55
"Envelope