Cleaning The Drum Unit - Brother MFC-9140CDN Basic User's Manual

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.
104

Cleaning the drum unit

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
Swipe up or down, or press a or b to
display Drum Dot Print.
g
Press Drum Dot Print.
h
The machine will display Press [OK].
Press OK.
i
The machine will print the Drum Dot
Check Sheet. Then press
j
Press and hold down
machine off.
A
.
to turn the