Brother HL-1230 EN - Manual (Page 79)

CHAPTER 5 ROUTINE MAINTENANCE
5–7
7.
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. Return the tab to the Home
position (
▲) before you re-install the drum unit
assembly.
!
Caution
Make sure that you return the tab to the Home position (
▲) before you re-install the
drum unit assembly in the printer; otherwise, printed pages may have vertical
stripes.
8.
Re-install the drum unit assembly in the printer. Close
the front cover.
✏ Note
2
We recommend that you clean the printer when you replace the toner cartridge.
See “Cleaning” in this chapter.
Home
position