Lexmark T630 Setup Manual page 23

Release latch
Slots
Envelope feeder
connector door
Set up the printer and print media handling options
1
2
3
Tab
18
Push the release latch and open
the printer lower front door.
Lift open the envelope feeder
connector door.
Align the tabs on the envelope
feeder with the slots on both sides
of the printer, and then gently push
the envelope feeder into the
opening until it snaps into place.
The envelope feeder tilts
downward at a slight angle when it
is installed properly.