Error Code C5601 is an Engine control malfunction on Konica Minolta bizhub machines. It fires when the machine’s main control board performs a “port monitor” self-diagnostic test and… Read More →

Error Code C5370 is a rear side cooling fan rotation abnormality on Konica Minolta bizhub machines. Depending on the model, this error may refer to the machine rear… Read More →

Error Code C5355 is a Toner cartridge cooling fan rotation abnormality on Konica Minolta bizhub machines. It fires when the machine commands the cooling fan (typically located near… Read More →

Error Code C5102 is a Transport motor (conveyance motor) rotation abnormality on Konica Minolta bizhub machines. It fires when the machine commands the main transport motor to rotate… Read More →

Error Code C4101 is a Polygon Motor rotation abnormality on Konica Minolta bizhub machines. It fires when the machine commands the polygon motor (inside the Laser Scanning Unit)… Read More →

Error Code C4091 is an I/F Communication Error on Konica Minolta bizhub machines. It occurs when the controller control unit (the main system control board, often called the… Read More →

Error Code C392A is a Heating Roller Temperature Sensor Contamination (Main of the Heating Roller) on Konica Minolta bizhub machines. It occurs when the control board detects a… Read More →

Error Code C3825 is a Fusing Abnormally Low Temperature Detection (Main of the Heating Roller) on Konica Minolta bizhub machines. It occurs when the main thermistor (TH1, located… Read More →

Error Code C3722 is a Fusing Abnormally High Temperature Detection (Edge of the Heating Roller) on Konica Minolta bizhub machines. It occurs when the sub‑thermistor (also called the… Read More →

Error Code C3425 is a Fusing Warm-Up Trouble on Konica Minolta bizhub machines. It occurs when the fusing roller does not reach the target temperature within the specified… Read More →