All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model Z5200 Error Code 81.1:YZ Problem Description Problem finding the Drive Roller zero. Corrective Action Options check for obstacles restricting the movement of the Drive Roller. Perform Media diagnostic, check connections to Main PCA, replace the Media Advance Drive Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us