Questions & Answers for: Ricoh 421

Fault code SC 421 Machine works fine all day but takes a few goes to start up in the morning. Displays SC 421 you have a fuser problem. you probaly just need new thermistors. you thermo fuse could be ...

Ricoh 1224c Error SC-421 Please help Hello! Well, that is not an easy error. Your machine is detecting a short circuite in the discharge plate. It could be just a defective harness between the High ...