3 Slide the envelope switches on the both sides of the fusing unit to the
The fusing unit is hot. Do not touch it, doing so may cause burns.
4 Press down the levers on both sides of the fusing unit.
5 Close the rear cover.
6 Confirm that Ready is displayed on the LCD panel, instead of Ready(Envelope).
Loading Envelopes in the MPF
Use the following guidelines when loading envelopes in the MPF:
Never use envelopes with windows, coated linings, or self-stick adhesives. These lead to paper jams and can
cause damage to the printer.
If you do not load envelopes in the MPF right after they have been removed from the packaging, they may bulge. To avoid
jams, press firmly across the whole envelopes to flatten them as shown below before loading the envelopes in the MPF.
Loading Print Media