Brother MFC-8510DN - Manual (Page 77)

Routine maintenance
69
A
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.
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.
Cleaning the corona wire
A
If you have print quality problems, clean the
corona wire as follows:
a
Leave the machine turned on for 10
minutes for the internal fan to cool the
extremely hot parts inside the machine.
b
Press the front cover release button and
then open the front cover.
c
Take out the drum unit and toner
cartridge assembly.
1