Brother MFC 4300 Fax Machine User Manual


 
TROUBLESHOOTING AND ROUTINE MAINTENANCE
15 - 25
Cleaning the Drum Unit
We recommend you place the drum unit on a drop cloth or large piece of
disposable paper to avoid spilling and scattering toner.
1
Carefully turn the drum
unit upside down.
2
Clean the primary corona
wire inside the drum unit
by gently sliding the tab
from right to left several
times.
3
Return the tab to the home
position ( ) before
reinstalling the drum unit.
Caution
If you do not position the tab at the home position, printed pages may have
vertical stripes.
4
Re-install the drum unit into the MFC.
(See
Replacing the Drum Unit, page 15-30.)
5
Close the top cover.
6
Plug in the power cord.
Tab
Corona
Wire
Home
Position
(
)