Frequently Asked Questions

Copies off the glass look cold and bluish lately — is the scanner failing?

Probably not the scanner. The glass only reads the original; the cold cast is added on the way out, by the print engine, and on this machine a bluish copy is the classic signature of a yellow cartridge running dry. Yellow is the warmth in a copy: it is half of every green, a third of every natural skin tone, and the reason a summer photograph does not look like it was taken in February. As it fades, copies keep their sharpness and their black text, so the machine seems healthy — only the colour temperature drops. On a WorkCentre 6515 doing this, check the yellow bay first; the 106R03479 in this listing is the cartridge that restores the warmth.

The panel says yellow is low, but copies still look acceptable — when should I actually swap?

The low message is an estimate the machine builds from page counts and coverage, not a measurement of what is left in the cartridge, so treat it as the start of a window rather than a deadline. The practical rule on a shared copier: order the replacement the day the warning appears, and swap the cartridge before the next job that has to look right — a photo-heavy report, a client proposal — instead of mid-run. Waiting for copies to turn visibly blue means the cartridge is already past empty, and on a walk-up machine that discovery always happens at the worst moment, in front of a queue.

How much work does 2,400 pages cover in a shared office?

At this listing's $24.96, the rated 2,400 pages put yellow at roughly 1.04 cents a page under the standard 5% coverage measure. A small team copying and printing around 300 colour pages a month gets about eight months from one cartridge; a busier office at 800 colour pages a month should plan on a quarter. Copies of photographs and full-colour flyers drink far more yellow than memos with a coloured logo, so offices whose colour work is mostly documents will finish near the top of those ranges.

How difficult is the swap on the 6515?

It is a front-of-machine, no-tools job that takes about a minute. Open the front cover, take the yellow unit out by its handle — the bays are colour-coded, and yellow sits in its own slot — drop the new 106R03479 in until it seats, and close up. Two habits keep it clean: keep the new cartridge level and give it a gentle side-to-side rock before installing so the toner settles evenly, and never leave the bay empty while the machine is in use, because the 6515 will not run colour work with a gap in the row.

We also have the printer version of this machine — will one spare cover both?

Yes. This yellow, code 106R03479, serves the WorkCentre 6515 in this listing's title and the Phaser 6510 printer as well — the two are built on the same engine and take the same four cartridges. Mixed fleets are exactly where a single shared spare earns its shelf space: whichever machine's yellow gives out first takes the spare, and the code on the box is the only thing to match. Store it sealed, upright and out of direct sunlight, and it keeps until the day one of the machines asks for it.

What happens if a cartridge from this listing turns out to be faulty?

It is covered twice over: a 1-year warranty stands behind the cartridge itself, and 1-year free returns mean a defective unit comes back to us for a replacement or a refund rather than staying your problem. Orders ship from whichever warehouse — IL, PA, GA or CA — is closest to you, and support is staffed Monday to Friday, 9 AM to 5 PM CST if you want help diagnosing before you send anything back. Timelines, shipping costs and the returns steps are all laid out on our shipping & returns page.

About This Yellow Cartridge for the WorkCentre 6515

This listing is a single compatible yellow toner cartridge — code 106R03479 — for the WorkCentre 6515 multifunction machine, rated at 2,400 pages. On a copier, yellow works harder than it gets credit for: every copied photograph, every warm highlight and every believable skin tone passes through it, and because the colour itself is nearly invisible on white paper, its decline disguises itself as a scanner fault or a settings problem. Replacing it by code, on the panel's warning rather than on visible failure, keeps a shared machine honest. The rest of the Xerox toner catalogue is on the site for the remaining bays, and this unit ships from IL, PA, GA or CA with the 1-year warranty and 1-year free returns cover set out above.