Brother MFC-9840CDW User Manual page 166

i
Holding the toner cartridges by their
colored handles, insert them one by one
back into the drum unit as shown. Make
sure that you match the toner cartridge
color to the same color label on the drum
unit, and make sure that you fold down
the toner cartridge handle (A) once the
toner cartridge is in place. Repeat this
for all the toner cartridges.
1
2
3
4
1 C - Cyan
2 M - Magenta
3 Y - Yellow
4 K - Black
156
j
Push the drum unit in until it stops.
k
Close the front cover of the machine.
l
Plug the machine's power cord back into
the AC electrical socket first, and
reconnect all cables and telephone line
cord. Turn on the machine's power
switch.