Your enterprise printer is equipped with four toner cartridges, Black, Cyan, Yellow, and Magenta, and four imaging drum units. The black toner cartridge has a yield of 29,500 pages. The cyan, yellow, and magenta cartridges have a yield of 32,000 pages. The imaging drum units have a yield of 30,000 pages. The yield of all toner cartridges is measured at an average page density of 5%. They all have a chip control unit on it that will show the number pages printed and at which density.