Brother dcp-9015cdw - Cleaning the Drum Unit

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e Repeat steps b - d to clean the three
remaining corona wires.
NOTE
When cleaning the corona wires, you do
not have to remove the toner cartridge
from the drum unit.
f Close the top cover of the machine.
Cleaning the drum unit A
If your printout has dots at 94 mm intervals,
follow the steps below to solve the problem.
a Make sure that the machine is in the
Ready mode.
b Press .
c Press All Settings.
d Swipe up or down, or press a or b to
display Print Reports.
e Press Print Reports.
f Press Drum Dot Print.
g The machine will display Press [OK].
Press OK.
h The machine will print the Drum Dot
Check Sheet. Then press .
i Press and hold down to turn the
machine off.
j Open the top cover until it locks in the
open position.