Color Laser 3000CN

The Dell 3000CN comes from the first generation of Dell color workgroup lasers, and its numbers still read well: up to 25 pages per minute in monochrome, 600-dpi output enhanced to 2400 image quality, a 45,000-page monthly duty cycle and a 150-sheet multipurpose drawer up front. Supplies are refreshingly plain-spoken on this machine. Black is 310-5726, rated around 4,000 pages, while the three colors — cyan 310-5731, magenta 310-5730 and yellow 310-5729 — are rated around 2,000 pages apiece, each ordered by its own Dell part number.

A 3000CN still on someone's network today is there because it has proven dependable, and the ownership pattern is set: keep the right numbers on a note by the machine, replace a cartridge when its warning appears, and get on with the work. The two-tier yield story shapes that routine — the black cartridge lasts roughly twice as long as any single color, so an office typically orders black half as often as it orders colors, and colors one at a time rather than in lockstep.

Toner Cartridges for Dell 3000CN

Which cartridge should you buy?

Match the order to the warning light. Because the black cartridge is rated for about twice the pages of a color, most 3000CN owners buy colors more frequently and black less often, replacing whichever single cartridge the printer flags. A 4 color set earns its shelf space when the machine is new to you, when several cartridges are low together, or when you would rather hold a complete matched set as the office spare. Either way, you are choosing among the same four part numbers, and every compatible cartridge here is backed by a 1-year warranty and 1-year returns. When in doubt about a cartridge already in the machine, pull it out and read the number printed on it before ordering — that ten-second check prevents nearly every mismatch.

Chip, toner and everyday use

Yield figures for this family assume light, standard page coverage, so a month of dense color brochures will drain a color cartridge well short of its rating while a month of memos may stretch it further. For internal drafts, the driver settings help: printing in grayscale or draft quality keeps color toner in reserve for the documents that actually need it. When you swap a cartridge, push it home until it seats with a positive stop, and keep the spent unit's number somewhere visible — on this printer, the part number is the whole ordering system.

Frequently Asked Questions

What are the correct cartridge numbers for the Dell 3000CN?

Black is 310-5726, cyan is 310-5731, magenta is 310-5730 and yellow is 310-5729. Those four numbers cover everything this printer uses, and each maps to exactly one slot in the machine.

How many pages should I expect from a set of cartridges?

Plan on roughly 4,000 pages from the black cartridge and about 2,000 from each color at standard coverage. Heavy color coverage lowers those numbers; light text-only printing can beat them.

Can I replace just one color at a time?

Yes. The four cartridges are independent, so a low magenta never forces you to touch the other three. Order the single color the printer is asking for and keep the rest running.

How can I make the color cartridges last longer?

Reserve color for documents that benefit from it. Set everyday printing to grayscale or draft in the driver, and switch back to full color only for final, outward-facing copies.

More printers that use the same cartridges

Sibling models in this family drink from the same four part numbers, and their pages carry the same cartridges: Color Laser 3000, Color Laser 3100, Color Laser 3100CN, Dell (310-5726, 310-5731, 310-5730, 310-5729).