Brother Copier/Printer MFC-895DW - Manual (Page 85)

Routine maintenance
73
A
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 or the LCD
shows Drum Error, 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.