err-head-openPX45s

Honeywell PX45s Head Open Error: Fix

The Honeywell PX45s error err-head-open indicates that the thermal printhead is not properly locked. This error is common in industrial printers when the pressure lever hasn't been closed with enough force or when debris is obstructing the sensor. This printer is a high-performance model designed for logistics and manufacturing environments where reliability is key.

1 views

Common causes

  • 1Printhead pressure lever not closed correctly.
  • 2Adhesive residue on the closing sensor.
  • 3Detection magnet on the printhead lost or dislodged.
  • 4Physical wear of the printhead hinge.

Solutions

Quick Diagnosis

The 'Head Open' message will appear on the touchscreen whenever the locking mechanism is not engaged. If the lever feels loose, the magnetic sensor will not detect the closure.

Step-by-Step Solution

  1. Manual Adjustment: Ensure the printhead pressure lever is completely closed.
  2. Sensor Cleaning: Remove label debris or dust near the locking mechanism.
  3. Magnetic Check: Ensure the small detection magnet on the printhead is in place.
  4. Print Test: Try printing a test label to see if the status changes to 'Ready'.

Prevention and Maintenance

Clean the thermal printhead with isopropyl alcohol regularly. Check for adhesive accumulation on the platen roller. Use original quality ribbons to avoid residue on sensors.

When to Call a Technician

If the message persists after firmly closing the head, the internal sensor may be damaged or disconnected, requiring professional intervention.

Technical Specifications

  • Technology: Industrial Thermal Printer
  • Speed: Up to 12 ips
  • Connectivity: Ethernet, USB, Serial, optional Wi-Fi
  • Input Capacity: Industrial rolls up to 8 inches
  • Compatible Consumables: Honeywell PX series labels and ribbons
  • Recommended Usage: Distribution Centers / Manufacturing
  • Official Drivers / Firmware

Steps to follow

  1. 1

    Mechanical Locking

    Push the printhead pressure lever down firmly until it clicks.

  2. 2

    Sensor Inspection

    Check for label residue or adhesive blocking the lock sensor.

  3. 3

    Check Display

    Confirm the error message clears from the LCD panel.

Frequently asked questions

The sensor detect that the printhead is not properly locked in the printing position.

Yes, the printer will not print any labels until the sensor detects the head is closed.

It uses standard PX-series labels and thermal ribbons.

Ensure the pressure lever is closed firmly and keep the sensor area free of adhesive.

Honeywell PX45s Head Open Error: Fix | Vimazdev