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T R O U B L E S H O O T I N G A N D M A I N T E N A N C E
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
Clean the primary corona wire inside the drum unit by gently sliding
the tab from right to left several times.
2
Return the tab to the home position (
▼
mark position) before
reinstalling the drum unit.
Home Position ( )
Tab
Corona Wire
CAUTION
If you do not position the tab at the home position, printed pages may
have vertical stripes.
3
Install the drum unit into the machine.
See the section “Replacing the Drum Unit” in this chapter.
4
Close the front cover.
5
Plug in the power cord.
Summary of Contents for MFC-9870
Page 1: ...MFC 9870 OWNER S MANUAL ...
Page 14: ...6 C H A P T E R O N E ...
Page 66: ...58 C H A P T E R S I X ...
Page 74: ...66 C H A P T E R S E V E N ...
Page 84: ...76 C H A P T E R N I N E ...
Page 116: ...108 C H A P T E R T W E L V E ...
Page 152: ...144 C H A P T E R F I F T E E N ...
Page 166: ...158 I N D E X ...