All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model T610 Error Code 12.n:YZ Problem Description Carriage & PC Main doesn't detect pens Corrective Action Options Turn off/on. Check trailing cable, check PCA connection, check printheads, check flex ciscuit contacts and printhead contacts, Replace Carriage PCA, replace Main PCA Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us