m Turn the drum unit gear toward you by hand while checking the surface of the suspected area.

n When you have found the mark on the drum that matches the drum dot check sheet, wipe the surface of the drum gently with a cotton swab until the mark on the surface comes off.

p Put the toner cartridge back into the drum unit until you hear it lock into place. If you put the cartridge in correctly, the green lock lever will lift automatically.

Important

DO NOT clean the surface of the photosensitive drum with a sharp object or any liquids.

o Turn the drum unit back over.

Note

Make sure that you put in the toner cartridge correctly or it may separate from the drum unit.

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