The printer has detected a non‑Lexmark supply or part installed in the printer.
Your Lexmark printer is designed to function best with genuine Lexmark supplies and parts. Use of third-party supplies or parts may affect the performance, reliability, or life of the printer and its imaging components.
All life indicators are designed to function with Lexmark supplies and parts and may deliver unpredictable results if third-party supplies or parts are used. Imaging component usage beyond the intended life may damage your Lexmark printer or associated components.
Warning—Potential Damage: Use of third-party supplies or parts can affect warranty coverage. Damage caused by the use of third-party supplies or parts may not be covered by the warranty.
To accept any and all of these risks and to proceed with the use of non-genuine supplies or parts in your printer, from the control panel, press and hold X and # simultaneously for 15 seconds.
If you do not want to accept these risks, then remove the third-party supply or part from your printer and install a genuine Lexmark supply or part. For more information, see Using genuine Lexmark parts and supplies.
If the printer does not print after pressing and holding X and # simultaneously for 15 seconds, then reset the supply usage counter.
From the control panel, navigate to:
Settings > Device > Maintenance > Configuration Menu > Supply Usage And Counters
Select the part or supply that you want to reset, and then select Start.
Read the warning message, and then select Continue.
Press and hold X and # simultaneously for 15 seconds to clear the message.
Note: If you are unable to reset the supply usage counters, then return the item to the place of purchase.