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.
Common causes
- 1Excessive print volume without downtime.
- 2Blocked air ventilation ports.
- 3High print darkness settings causing excessive energy consumption.
Solutions
Cooling Period
- Power off the printer using the rear power switch.
- Open the printhead module to facilitate heat dissipation.
- Keep the unit idle for at least 15-20 minutes.
- Close the head and power back on to resume printing.
Optimization
- Lower the 'Darkness' setting in your print driver.
- Clean the printhead surface to ensure even heat distribution.
Steps to follow
- 1
Power down
Disconnect the device from the power source.
- 2
Physical Inspection
Ensure no dust or labels are obstructing the airflow.
- 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.