80.00MB3442adw

Lexmark MB3442adw error 80.00: Toner Detection Issue

The Lexmark MB3442adw error 80.00 indicates a toner recognition failure. This message appears when the printer cannot communicate with the consumable's chip. When users ask why does my Lexmark MB3442adw show error 80.00, it is usually due to dust, oil on the chip, or a loose fit in the printer's toner cradle.

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Common causes

  • 1Contaminated toner chip contacts.
  • 2Misalignment of the cartridge in the printer slot.
  • 3Hardware damage to the printer's internal contact pins.
  • 4Defective toner cartridge chip.

Solutions

Quick Diagnosis

If this error happens after installing a new toner, check if the chip (the gold contact square) is free of debris. If the printer doesn't see the chip, it refuses to print.

Step-by-Step Solution

  1. Remove Toner: Open the front door and pull out the toner unit.
  2. Clean Contacts: Use a lint-free cloth to gently wipe the toner chip contacts.
  3. Reinstall: Re-insert the cartridge, ensuring it is properly locked.
  4. Power Cycle: Reboot the machine so it scans the new hardware.

Prevention and Maintenance

Handle cartridges by the edges to avoid touching contacts. Store consumables at room temperature to preserve electronic chip integrity.

When to Call a Technician

If you have tested with a known working, original toner and the error 80.00 persists, the internal connector pins might be misaligned, requiring professional hardware support.

Ficha técnica del equipo

  • Technology: Laser
  • Speed/Performance: 42 ppm
  • Connectivity: USB, Ethernet, Wi-Fi
  • Paper Capacity: 350 sheets
  • Compatible Consumables: 34B series (34B0010/20)
  • Recommended Use: High-traffic offices
  • Drivers / official firmware

Steps to follow

  1. 1

    Remove toner

    Open the access door and take out the toner cartridge.

  2. 2

    Clean contacts

    Wipe the toner chip contacts with a soft, dry cloth.

  3. 3

    Reinstall toner

    Insert the cartridge back until it clicks into place securely.

  4. 4

    Power cycle

    Restart the printer to re-initialize the consumable check.

Frequently asked questions

Error 80.00 occurs when the printer fails to establish communication with the toner cartridge chip.

Yes, this is a blocking error. The printer will remain in a 'Ready' status only once it recognizes a valid toner chip.

Use the 34B series. Ensure the chip on the cartridge is clean and not damaged during installation.

Never touch the gold contacts with your bare skin to prevent oils from affecting the connection.