Ink & Toner Finder
Replacement Toner Cartridge for
Lexmark521/621
Toner Cartridge
Black
8500
@ 5% coverage

78C2XK0
Suitable For:
Lexmark CS421;Lexmark CS421dn Lexmark CS521;Lexmark CS521dn;Lexmark CS622;Lexmark CS622de;Lexmark CX421;Lexmark CX421adn;Lexmark CX522;Lexmark CX522ade;Lexmark CX622;Lexmark CX622ade;Lexmark CX625;Lexmark CX625ade;Lexmark CX625adhe
Possible Troubleshooting:
  • An error,
  • An error,

    The toner cartridge does not match the printer. Please check the applicable model table of the toner cartridge.

    Reinstall the right toner cartridge into the applicable printer.


  • An error,
  • An error,

    The error message, "Reinstall missing or unresponsive cartridge [31.40G]", will appear if the toner cartridge is not installed correctly. Please take out the toner cartridge from the machine, and then put the toner cartridge back into the machine.

    Please contact to the agency for replacement if the issues still.

If you didn’t find the solution,please contact us
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This Cartridge may be used with the following printers:
  • Lexmark CS421
  • Lexmark CS421dn Lexmark CS521
  • Lexmark CS521dn
  • Lexmark CS622
  • Lexmark CS622de
  • Lexmark CX421
  • Lexmark CX421adn
  • Lexmark CX522
  • Lexmark CX522ade
  • Lexmark CX622
  • Lexmark CX622ade
  • Lexmark CX625
  • Lexmark CX625ade
  • Lexmark CX625adhe
An error,

The toner cartridge does not match the printer. Please check the applicable model table of the toner cartridge.

Reinstall the right toner cartridge into the applicable printer.


An error,

The error message, "Reinstall missing or unresponsive cartridge [31.40G]", will appear if the toner cartridge is not installed correctly. Please take out the toner cartridge from the machine, and then put the toner cartridge back into the machine.

Please contact to the agency for replacement if the issues still.

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