Brother DCP-8250DN Basic User's Manual page 61

Note
Make sure that you put in the toner
cartridge correctly or it may separate from
the drum unit.
h
Clean the corona wire inside the drum
unit by gently sliding the green tab back
and forth 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.
Routine maintenance
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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