Dell 3100 3100CN 3000 3000CN Series Drum Reset Chip For use with Dell 3100cn 3100 3000cn 3000 series printers Chip is installed on a Dell 310-5732 drum unit. Chip runs the drum unit for another printing cycle. Drum Chip is very easy to install. Prints approximately 42,000 pages at 5% coverage and Up to 10,500 pages per color.