e-27fi-6402

Fujitsu fi-6402 E-27 Error: Troubleshooting Guide

The Fujitsu fi-6402 error e-27 usually indicates a sensor communication issue caused by dust or paper debris inside the scanner path. This often triggers when the sensor cannot detect the document correctly, requiring immediate cleaning. Follow this guide to resolve the sensor fault effectively.

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Common causes

  • 1Excessive paper dust on the sensor lens.
  • 2Old document fragments stuck in the path.
  • 3Sensor misalignment.
  • 4Wear and tear from high volume scanning.

Solutions

Diagnóstico rápido

The error e-27 points to a blocked or dirty document detection sensor, preventing the scanner from initiating a job.

Solución paso a paso

  1. Shut down the unit completely.
  2. Open the ADF access panel.
  3. Clean the sensors using a lint-free cloth.
  4. Perform a test scan to clear the status.

Prevención y mantenimiento

Regularly clean the document path to avoid dust build-up.

Cuándo llamar a un técnico

If the error persists after cleaning, the internal sensor may require replacement.

Ficha técnica del equipo

  • Technology: CIS
  • Speed: Up to 100 ppm
  • Connectivity: USB 3.0
  • Capacity: 200 sheets
  • Consumables: Roller replacement kit (fi-6402-RK)
  • Drivers: Official support page available

Steps to follow

  1. 1

    Power off

    Unplug the power cable from the scanner.

  2. 2

    Clean sensors

    Open the cover and wipe the document sensors carefully.

  3. 3

    Reboot

    Reconnect power and check if the error is cleared.

  4. 4

    Test

    Run a test document to confirm it works.

Frequently asked questions

This error usually signifies debris or dust blocking the paper detection sensor.

No, it is a common maintenance-related issue.

It requires the standard pick roller and brake pad kit.

Monthly cleaning is recommended to maintain performance.

Fujitsu fi-6402 E-27 Error: Troubleshooting Guide | Vimazdev