C9600HN

The Okidata C9600HN is a heavy-duty color laser printer built for departments and print rooms with serious volume demands. It belongs to the OKI Type C7 cartridge family: yellow 42918901, magenta 42918902, cyan 42918903 and black 42918904. Restocking means matching four separate part numbers to the four slots, and compatible Type C7 cartridges let high-output users bring their per-page costs down significantly.

At print-room volumes, toner logistics become part of the job: a machine this size should never sit idle waiting for a cartridge. The four slots empty at different rates — black fastest on document work, the colors in step with whatever the department actually prints — so levels are worth checking on a schedule rather than on a warning.

Toner Cartridges for C9600HN

Cartridge	Color	Page Yield
42918904	Black	See product page
42918903	Cyan	See product page
42918902	Magenta	See product page
42918901	Yellow	See product page

Matched sets of the Type C7 cartridges:

The same Type C7 cartridges are also sold on this page under C9600 listings; the part numbers are identical.

Which cartridge should you buy?

Buy the four colors as singles for routine restocking, because they will not run out together, and keep a full four-color set in reserve for the week they nearly do. Departmental work is mostly text, so black deserves the deepest shelf stock; colors can be ordered as their levels fall. Setting the driver default to monochrome, with color switched on deliberately for the jobs that need it, keeps the three color cartridges nearly full through everyday printing and stretches every set further.

Chip, toner and everyday use

Uneven color across a wide page usually means one color cartridge is running low, so check the levels before suspecting the machine. LED printheads on high-volume printers accumulate debris over time — a cleaning cycle, and a wipe of the LED arrays if the manual calls for it, clears most streaking. Each cartridge is chipped and reports individually; when one is replaced, press it firmly home so the chip registers before the next job is sent.

Frequently Asked Questions

Which toner set fits the Oki C9600HN?

The Type C7 set: yellow 42918901, magenta 42918902, cyan 42918903 and black 42918904. Keep the four numbers matched to their slots — the colors are not interchangeable.

My C9600HN prints wide color pages with uneven color. What is the cause?

Uneven color on large-format prints often means a color cartridge is running low, so check the 42918902 through 42918904 levels first. Also run a cleaning cycle, since LED printheads can accumulate debris on wide jobs.

How do I avoid wasting color toner on the C9600HN?

Set the driver default to monochrome and switch to color only for jobs that need it. Everyday text then spends only the black cartridge.

Are the C9600 listings on this page the same cartridges?

Yes — the listings named for the C9600 carry the same Type C7 part numbers, 42918901 through 42918904, and fit the same slots. Order by part number and color.