HP LaserJet Pro MFP M521 - Replace the toner cartridge

  caution:

If toner gets on clothing, wipe it off by using a dry cloth and wash the clothes in cold water. Hot water sets toner into fabric.

note:

Information about recycling used toner cartridges is on the toner-cartridge box.

1. Press the front-door-release button.
   Figure : Press the button to release the front door
   
2. Open the front door.
   Figure : Open the front door
   
3. Remove the used toner cartridge from the product.
   Figure : Remove the toner cartridge
   
4. Remove the new toner cartridge from the bag. Place the used toner cartridge in the bag for recycling.
   Figure : Remove the new toner cartridge from the package
   
5. Grasp the front and back of the toner cartridge, and distribute the toner by gently rocking the toner cartridge five or six times.

     caution:

   Do not touch the shutter or the surface of the roller.

   Figure : Gently rock the toner cartridge
   
6. Remove the sealing tape from the new toner cartridge. Recycle the tape with the used toner cartridge.
   Figure : Remove the sealing tape
   
7. Align the toner cartridge with the tracks inside the product, and insert the toner cartridge until it is firmly seated.
   Figure : Insert the toner cartridge
   
8. Close the front door.
   Figure : Close the front door