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How to replace the waste toner on HP machines

LaserJet MFP E876xx

 

LaserJet MFP E725xx

 

LaserJet MFP E778xx & E783xx

 

LaserJet MFP E57540 & M577

  1. Open the front door.
    Figure : Open the door
  2. Open the toner-collection-unit door on the upper-left side of the printer.
    Figure : Open the toner-collection unit door
  3. Pull out the toner-collection unit and the attached door.
    Figure : Remove the toner-collection unit
  4. Remove the new toner-collection unit from its packaging.
    Figure : New toner-collection unit

  5. Install the new toner-collection unit and the attached door into the printer. Align the tabs on the door with the slots in the printer.
    Figure : Install the toner-collection unit
  6. Close the toner-collection unit door.
    Figure : Close the toner-collection unit door
  7. Close the front door.
    Figure : Close the door

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