Description: Fusing Lamp Remains ON Error (Fatal Error) (c2)
Causes: The heating element of the fusing lamp remained at full power longer than 9 sec. after the reload temperature was detected. • Fusing thermistor harness connector loose, broken, defective • Fusing thermistor warped or positioned incorrectly • Fusing lamp harness connector loose, broken, defective
Remedy: • Check Fusing thermistor position and it’s harness connection • Check Fusing lamp and it’s harness connection
Code: SC547
Description: Zero cross Error (r2)
Causes: Power supply frequency is unstable. HVP or PSU failure.
Remedy: • Reset by turning the power OFF/ON. • Use high quality power supply. • Replace the HVP or PSU.
Causes: In the condition of relay ON, the end thermistor on the fusing detects less than 0 degrees Celsius for more than 5 seconds.
Remedy: • Check Fusing thermistor position and it’s harness connection • Check Fusing lamp and it’s harness connection • Replace Fusing unit
Code: SC556
Description: Temperature deviation error (Fatal Error)
Causes: More than 1 degree Celsius temperature difference (between Center – End thermistor) is detected for 1.5 seconds 5 times in a row.
Remedy: • Check Fusing thermistor position and it’s harness connection • Check the input voltage if it’s out of the limit • Replace Fusing unit
Code: SC557
Description: Zero cross Frequency Over
Causes: Power supply frequency is unstable.
Remedy: No error message will be issued on this SC. A log of this SC will be logged in the SOM service mode SC
Code: SC559
Description: Fusing Unit Third Jam Error (Fatal Error) (c3)
Causes: The exit sensor failed to detect the leading edge of the paper within the prescribed time and triggered a jam alert. • After this error has occurred three times, the machine will shut down automatically and cannot be re-started until the machine has been serviced by a service technician.
Remedy: • Check the paper transport path for any physical obstructions (paper scraps, etc.) • Make sure the fusing unit has been installed correctly