Lexmark CX310n User Manual

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 its 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, press

and hold 

 and the # button on the printer control panel simultaneously for 15 seconds.

If you do not wish to accept these risks, then remove the third-party supply or part from your printer, and then install
a genuine Lexmark supply or part.

Note: For the list of supported supplies, see the “Ordering supplies” section of the User's Guide or visit

From the printer control panel, touch 

 to clear the message and continue printing. For non

‑touch‑screen printer

models, press 

 to confirm.

For more information, visit 

 or contact customer support.

Try one or more of the following:

Install the missing toner cartridge. For more information, see the “Replacing supplies” section of the User’s Guide.

Remove the unresponsive cartridge, and then reinstall it.

Note: If the message appears after reinstalling the supply, then the cartridge may be defective. Replace the
cartridge.

Note: The type can be a black imaging kit, or a black and color imaging kit.

Try one or more of the following:

Install the missing imaging kit. For more information, see the “Replacing supplies” section of the User’s Guide.

Remove the unresponsive imaging kit, and then reinstall it.

Note: If the message appears after reinstalling the supply, then the imaging kit may be defective. Replace the
imaging kit.

Try any of the following:

From the printer control panel, select Continue to clear the message and continue printing the second side of the

sheet. For non

‑touch‑screen printer models, press 

 to confirm.

Cancel the print job.

Troubleshooting

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