INSTRUCTIONS FOR REFILLING OKI C5600/C5700 SERIES

You can refill the OKI cartridges as many times a you want as long as you empty the waste toner every 2 or 3 refills. You may need to empty the waste more often on the black cartridge as it’s a higher fill.

OKI part numbers: 43381907,43381906, 43381905, 43381908