Brother DCP-7065DN Basic User's Manual page 26

Chapter 2
Printing on thick paper, bond paper,
labels, and envelopes
When the back output tray is pulled down, the
machine has a straight paper path from the
manual feed slot through to the back of the
machine. Use this paper feed and output
method when you want to print on thick
paper, labels or envelopes.
Note
Remove each printed sheet or envelope
immediately to prevent a paper jam.
a
Open the back cover (back output tray).
b
(For printing envelopes)
Pull down the two green levers, one on
the left-hand side and one on the right-
hand side, as shown in the illustration
below.
12
c
Open the manual feed slot cover.
2
d
Using both hands, slide the manual feed
slot paper guides to the width of the
paper that you are going to use.