Reinstall missing or unresponsive cartridge [31.xy]

‑ On

‑ On

If the light sequence matches the light sequence in the preceding illustration, then press twice to see the supplemental light sequence.

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‑ On

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• Check if the toner cartridge is missing. If missing, then install the toner cartridge.
• For more information, see the instruction sheet that came with the supply.
• If the toner cartridge is installed, then remove and reinstall the unresponsive toner cartridge.

Note:  If the message appears after reinstalling the supply, then replace the toner cartridge. The cartridge may be defective or a non‑genuine Lexmark supply. For more information, see Using genuine Lexmark parts and supplies.