Brother MFC-9840CDW User Manual page 205

g
Put the belt unit back in the machine.
Match the h mark on the belt unit to the
g mark on the machine. Push down on
the green area of the belt unit to lock it in
place.
Troubleshooting and routine maintenance
h
Put the drum unit back in the machine as
follows.
1
Make sure that the gray lock
lever (1) is in the up position and
put the drum unit in the machine.
Push down the gray lock lever (1).
1
C
1
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