CHAPTER 5 ROUTINE MAINTENANCE
5–12
6. Re-install the drum unit assembly in the printer.
Make sure that the printer is turned on, the front cover
is open and the Drum and Alarm LEDs are
illuminated.
7. Reset the drum counter referring to the instructions supplied with the new drum
unit.
Caution
• The Drum LED indication does not disappear until you reset the drum counter.
• Do not reset the drum counter when you replace only the toner cartridge.
8. Close the front cover.
9. Make sure that the Drum LED is now off.
Caution
We recommend that you clean the printer when you replace the toner cartridge.
See “Cleaning” in this chapter.
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