g Put the new toner cartridge firmly into the drum unit until you hear it lock into place. If you put it in correctly, the green lock lever on the drum unit will lift automatically.
NOTE
Make sure you put the toner cartridge in correctly or it may separate from the drum unit.
h Clean the corona wire inside the drum unit by gently sliding the green tab from left to right and right to left several times.
1
NOTE
Be sure to return the tab to the Home position (a) (1). The arrow on the tab must be aligned with the arrow on the drum unit. If it is not, printed pages may have a vertical stripe.
i Repeat step c and step h to clean each of three remaining corona wires.
NOTE
When cleaning the corona wires, you do not have to remove the toner cartridge from the drum unit.
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