ZD620 Alert: Print Head Over Temperature
ALERT: PRINTHEAD OVER TEMP
Description: The printhead is over temperature and paused to allow the printhead to cool.
Possible Cause - 1: The printer is printing a large batch job, typically with large amounts of print.
Resolution: The print operation will resume after the printhead has cooled.
Possible Cause - 2: The ambient temperature at the printers location exceeds the specified operating range. Sometimes, ambient temperatures in the printer can be higher if it is in direct sunlight.