All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model Z5200 Error Code 79.1:YZ Problem Description Recoverable firmware error that does not stop the print Corrective Action Options Reboot, check firmware, update. Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us