6. Routine Maintenance
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eUnpack the new drum unit.
CAUTION
Wait to unpack a drum unit until immediately before you put it in the printer. Exposure to direct sunlight or
room light may damage the drum unit.
fPut the toner cartridge firmly int o the new drum unit until y ou hear it lock into place. If you put the cartridge
in properly, the blue lock lever will lift auto matically.
CAUTION
Make sure that you put in the toner cartridge properly, or it may separate from the drum unit.
gPut the drum unit and toner cartridge assembly back in the printer.
hClose the front cover.
iMake sure that the Drum LED is now off.