Xerox AltaLink C81 Series User Manual page 246

Maintenance
b. Press the waste toner transport unit toward the printer, until both ends click into place.
c. To lock the waste toner transport unit, rotate the locking lever 45 degrees clockwise.
13. Close the printer front door.
14. Dispose of the protective shield and tape as normal office waste.
246 Xerox ® AltaLink
User Guide
® C81XX Series Color Multifunction Printer