Samsung 5400 - Manual (Page 136)

136 Handbook
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12 Follow the instructions in the “Resetting the Drum
Counter” section of this handbook to reset the drum
counter.
Resetting the Drum Counter
! Important: Reset the drum counter only when you have
finished installing a new image drum. You can only
reset the counter when the
Change Drum Soon
message is on the display.
1 Wait until the time, date, and answering mode appear on
the display. Then press the Select Function key.
2 Press the 7/Counter Display One Touch key. The display
shows DRUM COUNT.
3 Press the Yes
ᮤ key to clear the image drum unit counter.
4 Press the Select Function key to finish.