Brother DCP-L8400CDN Basic User's Manual page 94

e
Clean the corona wire inside the drum
unit by gently sliding the blue tab from
left to right and right to left several times.
1
NOTE
Be sure to return the tab to the home
position (1). If you do not, printed pages
may have a vertical stripe.
f
Repeat step e to clean each of three
remaining corona wires.
86
g
Hold the handle of the toner cartridge
and slide the toner cartridge into the
drum unit then gently pull it toward you
until you hear it click into place. Make
sure that you match the toner cartridge
colour to the same colour label on the
drum unit. Repeat this for all the toner
cartridges.
BK
C
M
Y
BK = Black, C = Cyan,
M = Magenta, Y= Yellow