Brother MFC-8520DN User Manual page 79

g
Put the new toner cartridge firmly into
the drum unit until you hear it lock into
place. If you put it in correctly, the green
lock lever will lift automatically.
Note
Make sure that you put in the toner
cartridge correctly or it may separate from
the drum unit.
Routine maintenance
h
Clean the corona wire inside the drum
unit by gently sliding the green tab from
left to right and right to left several times.
1
Note
Be sure to return the tab to the home
position (a) (1). If you do not, printed
pages may have a vertical stripe.
i
Put the drum unit and toner cartridge
assembly back into the machine.
j
Close the front cover of the machine.
Note
After you replace a toner cartridge, DO
NOT turn off the machine's power switch
or open the front cover until the LCD
clears the Please Wait message and
returns to Ready mode.
A
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