Brother MFC-L8600CDW Basic User's Manual page 104

Chapter A
g
Make sure the blue lock lever (1) is in
the release position as shown in the
illustration.
1
h
Gently slide the drum unit into the
machine until it stops at the blue lock
lever.
1
2
94
i
Turn the blue lock lever (1) clockwise to
the lock position.
j
Push the drum unit in until it stops.
k
Close the front cover of the machine.
1