All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model T730 Error Code 0051-0101 Problem Description Top (SFP) or Front (MFP) Cover sensor failure, Main PCA failure Corrective Action Options Turn off/on. Run top cover sonsor diagnostic, replace the top cover sensor PCA, replace cable, replace Main PCA Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us