Brother MFC-L8650CDW Basic User's Manual page 96

h
Make sure the blue lock lever (1) is in
the release position as shown in the
illustration.
1
i
Gently slide the drum unit into the
machine until it stops at the blue lock
lever.
1
2
86
j
Turn the blue lock lever (1) clockwise to
the lock position.
k
Push the drum unit in until it stops.
l
Close the front cover of the machine.
1