Printhead Over TemperatureZD220T / ZD220D

Fix Printhead Over Temperature Error on Zebra ZD220

The Printhead Over Temperature error on the Zebra ZD220 is a thermal protection mechanism triggered when the sensor exceeds safe operating limits. This usually occurs during high-volume print jobs or intensive thermal transfer cycles. Allowing the printer to rest and ensuring adequate ventilation is essential for restoring operation.

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Common causes

  • 1Excessive print volume without downtime.
  • 2Blocked air ventilation ports.
  • 3High print darkness settings causing excessive energy consumption.

Solutions

Cooling Period

  1. Power off the printer using the rear power switch.
  2. Open the printhead module to facilitate heat dissipation.
  3. Keep the unit idle for at least 15-20 minutes.
  4. Close the head and power back on to resume printing.

Optimization

  1. Lower the 'Darkness' setting in your print driver.
  2. Clean the printhead surface to ensure even heat distribution.

Steps to follow

  1. 1

    Power down

    Disconnect the device from the power source.

  2. 2

    Physical Inspection

    Ensure no dust or labels are obstructing the airflow.

  3. 3

    Reboot

    Power on the printer after the cooling cycle is complete.

Frequently asked questions

Usually no, it indicates that the thermal limit was reached. Constant repetition might suggest a faulty sensor.

Wait until the printer feels cool to the touch, generally 15 to 20 minutes.

No, it is a firmware-locked safety feature designed to protect the printhead from burning out.