All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model T1100 Error Code 64:YZ Problem Description Input/Output problem through the USB Port. Corrective Action Options Turn off/on.Check USP cable, check firmware,update, replace formatter, repalce Main PCA Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us