HP LaserJet Pro MFP M148-M149, MFP M227-M229, Ultra MFP M230-M231 - User Guide

5. Remove the new toner cartridge from the opened
packaging shell. Place the used toner cartridge in
the shell for recycling.
6. Align the new toner cartridge with the tracks inside
the printer, and install the new toner cartridge until
it is rmly seated.
40 Chapter 3 Supplies, accessories, and parts ENWW