Brother MFC MFC-9120CN User Manual page 26

Chapter 2
a
Open the back cover (back output tray).
b
<For printing envelopes only>
Pull down the two grey levers, one on
the left-hand side and one on the
right-hand side, toward you as shown in
the illustration below.
c
Open the manual feed slot cover.
14
d
Using both hands, slide the manual feed
slot paper guides to the width of the
paper that you are going to use.
e
Using both hands, put one sheet of
paper or one envelope in the manual
feed slot until the front edge of the paper
or envelope touches the paper feed
roller. When you feel the machine pull in
the paper, let go.