***In order to refill... MUST turn OFF ink level gauge, per instructions in owners manual.***
Uses HP CD971AN Black (#920), CH634AN Cyan (#920), CH635AN Magenta (#920), and CH636AN Yellow (#920) OR CD975AN Black (#920XL), CD972AN Cyan (#920XL), CD973AN Magenta (#920XL), CD974AN Yellow (#920XL) Cartridges