Brother HL 5370DW - Manual (Page 124)

Routine Maintenance
114
6
IMPORTANT
We recommend that you put the drum unit and toner cartridge assembly on a piece of disposable paper or
cloth in case you accidentally spill or scatter toner.
To prevent damage to the printer caused by static electricity, DO NOT touch the electrodes shown in the
illustration.
c Clean the primary corona wire inside the drum unit by gently sliding the blue tab from right to left and left
to right 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.
d
Put the drum unit and toner cartridge assembly back in the printer. Close the front cover.
1