Brother MFC 9840CDW - Manual (Page 209)

Troubleshooting and routine maintenance
193
C
Note
When you put the drum unit in the
machine, match the green guides (1) of
the drum unit handle to the green
arrows (2) on both sides of the machine.
2
Push the drum unit in until it stops.
i
Close the front cover of the machine.
2
1
2
1