Lenovo LJ2500 User Manual page 89

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.
5–12
CHAPTER 5 ROUTINE MAINTENANCE