Xerox DocuColor 7000 EN - Manual (Page 184)

DocuColor 8000/7000 Operator Manual 6-30
6. Maintenance
4. Grasp the yellow handle of the corotron and push it forward
until it stops. Be sure it is firmly set in place. A message will be
displayed on the UI if it is not seated correctly.
Pull the plastic sleeve off the bullet-pins and dispose of
according to your local regulations.
5. The UI displays a message asking if you would like to reset the
counter for the corotron unit. Follow the instructions on the
screen to reset the counter.
NOTE: Each time you remove a corotron unit and reseat it, the UI
displays a message asking if you would like to reset the counter.
In these situations, you should close the screen without resetting
the counter.
Push the corotron into the machine Corotron in place