This document provides instructions for remanufacturing toner cartridges for Okidata C7000/C7100 printers. It describes the 20 step process for disassembling the cartridge, which includes removing the toner housing, cylinder unit cover, dose blade, side covers, and various internal components like the PCR and OPC. The final step is to replace the fuse, clean and refill the cartridge, then reassemble it in reverse order.