How to fix Zebra ZM400 Error Codes – Compatible printer model: Zebra ZM400 – Error code list of Zebra ZM400 model and steps to troubleshooting: Code: 01 Display: ERROR CONDITION INVALID HEAD Description: The ERROR light flashes. Causes: The printhead was replaced with one that is not a genuine Zebra™ printhead. Troubleshooting Guides: Install a […]