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Routine Maintenance
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f Put the toner cartridge firmly into the new drum unit until you hear it lock into place. If you install the
cartridge correctly, the green lock lever on the drum unit will lift automatically.
NOTE
Make sure you install the toner cartridge correctly or it may separate from the drum unit.
g Clean the corona wire inside the drum unit by gently sliding the green tab from left to right and right to
left several times.
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.
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