All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model T830 Error Code 0026-0100 Problem Description ISS Optotrip failureOther Corrective Action Options Turn Off/on. Run ISS diagnostic test, insure ISS cables are OK, ensure no ink spots or debis on media or opto sensors. Replace ISS Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us