Brother HL HL-1270N User Manual page 66

5.
Clean the primary corona wire inside the drum unit by gently sliding the tab to the right hand
end and left hand end several times.
Home Position ( )
Fig. 3-22 Cleaning the primary corona wire
6.
Return the tab to the Home position before reinstalling the drum unit assembly into the printer.
!
Caution
Be sure to position the tab at the Home position, or printed pages may have vertical stripes.
7.
Install the drum unit assembly into the printer.
See the section "How to replace the Drum unit" earlier in this Chapter.
8.
Close the front cover.
9.
Plug in the power cord and turn on the power switch.
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