HP LaserJet Pro MFP M127fw - Manual (Page 77)

4. Remove the new toner cartridge from the bag.
Place the used toner cartridge in the bag for
recycling.
5. Grasp both sides of the toner cartridge and
distribute the toner by gently rocking the
cartridge.
CAUTION: Do not touch the shutter or the
surface of the roller.
6. Bend the tab on the left side of the cartridge until
the tab breaks loose. Pull the tab until all the
tape is removed from the cartridge. Place the tab
and tape in the toner cartridge box to return for
recycling.
ENWW Replace the toner cartridge 69