Main motor abnormality: The main motor is not rotating normally copyir.com C21 Scanning system CIS unit initialization error C26 Scanning system Peak detection error: Lighting of the exposure lamp (white reference) is not detected when power is turned ON copyir.com C41 Thermistor or heater abnormality at power-ON: Abnormality of service call the thermistor is detected when power is turned ON or the temperature of the fuser roller does not rise in a specified period of time after power is turned ON copyir.com C43 Thermistor abnormality during warming up or in ready status after abnormality judgment C44 Heater abnormality after abnormality judgment: The temperature of the fuser roller has exceeded the range of control (in this case, the main switch turns OFF automatically) or does not even reach the range copyir.com C45 Thermistor abnormality during printing: Abnormality of the thermistor is detected during printing C55 ADF I/F error: Communication error has occurred between the ADF and the scanner C94 Firmware update error: An error message appears when firmware for e-STUDIO166/206 is updated on e- STUDIO163/203 by mistake, and the power is turned OFF and then back ON after the update copyir.com C97 High-voltage transformer abnormality: Leakage of the main charger is detected copyir.com CA1 Polygonal motor abnormality: The polygonal motor is not rotating normally CA2 H-Sync detection error: H-Sync detection PC board cannot detect laser beams copyir.com E01 Jam not reaching the exit sensor: The paper which has passed through the fuser unit does not reach the exit sensor copyir.com E02 Stop jam at the exit sensor: The trailing edge of the paper does not pass the exit sensor after its leading edge has reached this sensor copyir.com E03 Power-ON jam: The paper is remaining on the paper transport path when power is turned ON copyir.com E09 Jam at the registration area due to registration timeout error E12 Bypass misfeeding (Paper not reaching the registration sensor): The paper fed from the bypass tray does not reach the registration sensor copyir.com E13 Drawer misfeeding (Paper not reaching the registration sensor): The paper fed from the drawer does not reach the registration sensor copyir.com E14 PFU drawer misfeeding (Paper not reaching the PFU feed sensor): The paper fed from the PFU drawer does not reach the PFU feed sensor copyir.com E21 PFU drawer transport jam (Paper not reaching the registration sensor): The paper does not reach the registration sensor after it has passed the PFU feed sensor copyir.com E40 Transfer cover open jam: The transfer cover has opened during printing copyir.com E41 Front cover open jam: The front cover has opened during printing copyir.com E44 PFU cover open jam: The PFU cover has opened during printing copyir.com E71 Jam not reaching the original registration sensor: The original fed from the original feeding tray does not reach the original registration sensor copyir.com E72 Jam not reaching the read sensor: The original does not reach the read sensor after it has passed the registration sensor copyir.com E73 Stop jam at the exit sensor: The trailing edge of the original does not pass the exit sensor after its leading edge has reached this sensor copyir.com E86 ADF jam access cover open: The ADF jam access cover has opened during ADF operation copyir.com E87 ADF open jam: ADF has opened during ADF operation copyir.com F14 Invalid backup counter: The value of the total counter is inconsistent with that of the backup counter
