err-04PC42dt

Honeywell PC42dt Error 04: Fix Media Errors

The Honeywell PC42dt error 04 indicates a failure to detect the label gap. This usually occurs when the printer media sensor is dirty or not aligned. Follow our guide to recalibrate your media settings.

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Common causes

  • 1Dusty sensor.
  • 2Misloaded media.
  • 3Calibration reset.
  • 4Optical lens error.

Solutions

Diagnóstico rápido

If the printer shows error 04, it might not be seeing the label edges. Inspect the sensor path.

Solución paso a paso

  1. Check gap: Ensure labels are positioned correctly.
  2. Clean: Use a cotton swab on the sensor.
  3. Calibrate: Hold the feed button until LEDs flash.

Prevención y mantenimiento

Keep paper path free of glue. Wipe down sensors weekly.

Cuándo llamar a un técnico

If mechanical failure persists, contact support for service.

Ficha técnica del equipo

Steps to follow

  1. 1

    Clear path

    Remove dust.

  2. 2

    Auto-cal

    Hold button.

Frequently asked questions

Media sensor fault.

Yes, print stopped.

Use thermal labels.

Daily dusting.