59.40Color LaserJet Pro MFP M479fdw

HP Color LaserJet Pro MFP M479fdw Error 59.40: Guide

The HP Color LaserJet Pro MFP M479fdw error 59.40 is a specific diagnostic code related to the carousel motor. This mechanism rotates the toner cartridges to align them for printing. This error occurs when the system detects too much friction or an obstruction, preventing a smooth rotation of the imaging assembly.

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Common causes

  • 1Toner spillage jamming the gears.
  • 2Carousel motor failure.
  • 3Sensor error indicating misalignment.
  • 4Incorrect cartridge installation.

Solutions

Diagnóstico rápido

The error 59.40 indicates a failure to rotate the cartridge carousel.

Solución paso a paso

  1. Disconnect power.
  2. Extract all toners.
  3. Clean the cartridge bay of any toner debris.
  4. Reinstall components and test.

Prevención y mantenimiento

Regularly clean the imaging drum and toner bay areas to ensure motor longevity.

Cuándo llamar a un técnico

If the motor does not engage or grinding noises are heard, the motor assembly is faulty.

Ficha técnica del equipo

  • Type: Laser MFP
  • Monthly Volume: Up to 50k pages
  • Connectivity: Wi-Fi/LAN/USB
  • Toners: HP 415
  • Manufacturer Support: HP Support

Steps to follow

  1. 1

    Power off

    Unplug the device.

  2. 2

    Remove toners

    Check for spilled toner inside.

  3. 3

    Clean

    Clear debris carefully.

  4. 4

    Test

    Restart the unit and monitor carousel movement.

Frequently asked questions

Usually caused by toner blockage, removing the cartridges and cleaning the interior helps.

If cleaning fails, the carousel motor likely needs replacement.

HP 415 series is highly recommended.

Keep the interior free of toner dust.

HP Color LaserJet Pro MFP M479fdw Error 59.40: Guide | Vimazdev