Firmly shake it
NOTE: You can still print for a short time after the Toner low message appears, but print quality decreases as the toner level decreases.
NOTICE: When replacing a toner cartridge, do not leave the new cartridge exposed to direct light for an extended period of time. Extended light exposure can cause print quality problems.
1.Turn the printer off.
2.Open the front cover by pressing the button on the right side of the printer and lowering the cover.
3.Press the button on the base of the imaging drum and pull the toner cartridge assembly up and out using the handle.
4. Unpack the new toner cartridge assembly.