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HP Color Laser 178, 179 Printers - Replacing a Toner Cartridge

This document is for HP Color Laser MFP 178nw, 178nwg, 179fnw, and 179fwg printers.
When a Toner Low or a Toner Very Low message displays on the printer control panel, replace a toner cartridge.

Replace a toner cartridge

Replace a toner cartridge if it is low or empty.
  1. Turn off the printer, and then disconnect the power cord from the wall socket or power strip.
    You must disconnect the power cord before reaching inside the printer to avoid risk of injuries or electric shock.
  2. Open the toner cartridge access door.
    Opening the toner cartridge access door.
  3. Grasp each side of a toner cartridge, and then pull out the toner cartridge to remove it.
    Removing the toner cartridge from the inside of the printer.
  4. Remove a new toner cartridge from its package, and then recycle the packing materials.
    Removing the toner cartridge packaging.
  5. Grasp both sides of the toner cartridge, and then gently rock the toner cartridge back and forth to distribute the toner.
    Gently rocking the new toner cartridge to distribute the toner.
  6. Lift the cover, and then pull out the cover until you remove all the sealing tape from the toner cartridge.
      Removing the cover and sealing tape from the toner cartridge.
    1. Toner cartridge cover
    2. Sealing tape
  7. Align the new toner cartridge with the tracks inside the printer, and then push in the toner cartridge until it is firmly seated.
    Inserting the new toner cartridge into the printer.
  8. Repeat these steps to install any other new toner cartridges.
  9. Close the toner cartridge access door.
    Closing the toner cartridge access door.
  10. Reconnect the power cord to the wall outlet or power strip, and then turn on the printer.
With the new toner cartridge installed, the printer is ready to print.

Frequently asked questions (FAQs)

Review the list of frequently asked questions about replacing toner cartridges.