err-head-openPM42 RFID

Honeywell PM42 RFID error err-head-open: Fix

The Honeywell PM42 RFID error err-head-open means the printhead latch is in the open position, blocking printing to prevent hardware damage. This is a standard safety protocol for industrial label printing.

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Common causes

  • 1Latch not fully locked.
  • 2Debris on the contact switch.
  • 3Printhead spring fatigue.

Solutions

Diagnóstico rápido

If you see this error, verify the blue latch on the side of the head.

Solución paso a paso

  1. Latch: Raise and lower the printhead lever.
  2. Clear: Remove any adhesive buildup.
  3. Lock: Ensure it snaps shut.

Prevención y mantenimiento

Regularly clean the thermal head using isopropyl alcohol to ensure longevity.

Cuándo llamar a un técnico

If the latch is closed but the error remains, the sensor is likely faulty.

Ficha técnica del equipo

  • Technology: Thermal Transfer
  • Connectivity: Ethernet, Serial, USB
  • Consumables: Industrial RFID labels
  • Drivers: honeywell.com/support

Steps to follow

  1. 1

    Localize Lever

    Locate the blue lever on the side.

  2. 2

    Apply Pressure

    Push the lever down until it locks.

  3. 3

    Verification

    Verify the screen alert disappears.

Frequently asked questions

The sensor detects the printhead is currently unlocked.

No, ensure the media path is clear before closing.

Use Honeywell certified thermal transfer labels.

Clean the head every time you load a new ribbon.

Honeywell PM42 RFID error err-head-open: Fix | Vimazdev