How to Refill HP LaserJet Pro MFP M128fn Toner Cartridge

Refilling the toner for an HP LaserJet Pro MFP M128fn printer is a manageable task that can help you extend the life of your printer without having to replace the cartridge. This guide will walk you through the process step-by-step, ensuring that you complete the task safely and efficiently.

Materials Needed

Replacement toner compatible with HP 85A A clean workspace Gloves to avoid ink stains A vacuum or damp cloth for cleanup

Step-by-Step Instructions

1. Prepare the Printer

Turn off the printer and unplug it from the power source. Open the front cover to access the toner cartridge.

2. Remove the Toner Cartridge

Carefully pull out the toner cartridge from the printer.

3. Open the Toner Cartridge

Locate the sealing tape or plug on the cartridge. Some cartridges may have a screw that needs to be removed. Use a small screwdriver or similar tool to gently open the cartridge.

4. Fill the Toner

Carefully pour the new toner into the cartridge. It's best to use a funnel to avoid spills. Fill it to the recommended level, usually indicated in the cartridge.

5. Seal the Cartridge

Once filled securely, close the cartridge. If there was a screw, put it back in place. Ensure that the sealing tape is properly applied if used.

6. Clean the Cartridge

Wipe off any excess toner from the outside of the cartridge. A damp cloth can help.

7. Reinsert the Toner Cartridge

Slide the cartridge back into the printer until it clicks into place.

8. Test the Printer

Plug the printer back in and turn it on. Print a test page to ensure that everything is working correctly.

Tips for Successful Toner Refill

Use Compatible Toner: Ensure to use toner that is compatible with your printer model. Be Cautious: Toner can be messy. Wear gloves and work in a well-ventilated area. Follow Manufacturer Instructions: If available, consult any specific instructions from the toner manufacturer. Additional Tips.

Some printers will not function after the toner refill process unless a new smart chip fuse is installed. This is common in cartridges that require a smart chip, which typically comes with the toner refill kit.

Advanced Toner Refill Techniques

If your holding tank does not have a fill hole, you will need to create one with a burn tool. Ensure that the fill hole is clean and free from debris before proceeding with the refill. After refilling, reinsert the plastic plug back into the hole and reseal it with aluminum tape as directed in the refill kit.

For the best results, follow these advanced techniques to ensure your printer operates smoothly post-refill.

Conclusion

By following these detailed steps, you can successfully refill the toner cartridge of your HP LaserJet Pro MFP M128fn printer. Remember to take the necessary precautions and use compatible toner to ensure optimal performance and avoid any damage to your printer.