All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model Z6200 Error Code 28.4:01 Problem Description Light Cyan/Light Magenta Printhead in slot 3 is deteriorating Corrective Action Options This may impact your print quality. If it becomes unacceptable in the future, clean all printheads and check their status., Replace Printhead Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us