How to fix Zebra 140 Error Codes – Compatible printer model: Zebra 140 – Error code list of Zebra 140 model and steps to troubleshooting: Code: 01 Display: Description: All LEDs light, but nothing displays on LCD and printer will not operate. Causes: Main Logic Board or EPROM faulty. Troubleshooting Guides: Insure EPROMs properly installed […]