Toner Cartridges, Maintenance Kits and Parts

One Item
The CS1620 uses KYO TK411 (KYO 370AM011) toner cartridge. KYO TK411 yields 15000 pages.
The KYO TK411 cartridge has an approximate yield of 15000 pages.
The "Supply Problem" notice on the CS1620 is typically a recognition fault, not a defective cartridge. Start by turning the printer off for 30 seconds. Reseat the cartridge, clean its chip contacts with a dry cloth, then power back on. If nothing changes, the fix is a fresh KYO TK411.