Brother DCP-9020CDN User Manual page 81

c
Clean the corona wire inside the drum
unit by gently sliding the green tab from
left to right and right to left several times.
NOTE
Be sure to return the tab to the Home
position (a) (1). The arrow on the tab must
be aligned with the arrow on the drum unit.
If it is not, printed pages may have a
vertical stripe.
d
1
Routine maintenance
Slide the toner cartridge and drum unit
assembly into the machine. Make sure
that you match the toner cartridge colour
to the same colour label on the machine.
BK = Black, C = Cyan,
M = Magenta, Y= Yellow
BK
A
C
M
Y
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