How to Replace the Drum Unit
When the drum unit needs to be replaced, a message appears on the display. Follow the procedure below to replace the drum unit.
1
Press the button on the left cover, and open the left cover.
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To avoid damage to the drum unit, always open the left cover wider than 50 mm.
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2
Open the front cover.
3
Turn the unlock lever.
4
Turn a screw and remove it.
5
While gripping the handle of the drum unit, pull the unit out slightly upward.
6
Remove a new drum unit from the package.
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Do not remove the protective cover before attaching the drum unit to the machine.
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7
Hold the protective cover of the drum unit, and align it with the slots inside the main unit.
8
While holding the protective cover, insert the drum unit.
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Be careful not to touch the blue-green part of the drum.
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9
Remove the protective cover of the drum unit.
10
Turn a screw and attach it.
11
Turn the unlock lever to its vertical position.
12
Check the counter 
enter the date and counter value in the drum counter label.
enter the date and counter value in the drum counter label.
13
Affix the counter label (
) on the drum unit.
) on the drum unit.
14
Close the front cover and left cover.