Brother MFC 9970CDW - Manual (Page 137)

Troubleshooting
129
B
e
Pull out the jammed paper slowly.
f
Make sure the green lock lever (1) is in
the release position as shown in the
illustration.
g
Match the guide ends (2) of the drum
unit to the c marks (1) on both sides of
the machine, then gently slide the drum
unit into the machine until it stops at the
green lock lever.
h
Turn the green lock lever (1) clockwise
to the lock position.
1
1
2
1