With your finger, push the reset gear forward as indicated by the arrow.
If you have installed a compatible TN-2420 or TN-2420XXL toner cartridge and one of the following messages appears: “Low Toner” or “Replace Toner”
If you have installed a compatible TN-2420XL 6,000-page toner cartridge, at 3,000 pages, the printer will see it empty and ask you to replace it.
With the following procedure, you will be able to print the remaining 3,000 pages. Try the following procedure to continue printing: