Description: Second duct fan error The machine does not detect the fan motor lock signal for 2 seconds while the second duct fan turns on.
Causes: • Disconnected harness • Overload on the second duct fan motor • Defective second duct motor • Defective IOB
Remedy: 1. Check or replace the harness. 2. Replace the second duct fan. 3. Replace the IOB.
Code: 535
Description: Paper exit fan error The machine does not detect the fan motor lock signal for 2 seconds while the paper exit fan turns on.
Causes: • Disconnected harness • Overload on the paper exit fan motor • Defective paper exit motor • Defective IOB
Remedy: 1. Check or replace the harness. 2. Replace the paper exit fan. 3. Replace the IOB.
Code: 536
Description: Controller fan error The motor lock signal error is detected for 10 seconds after the motor lock signal was first detected.
Causes: • Defective controller fan motor • Disconnected or defective harness • Defective IOB
Remedy: 1. Replace the controller fan motor. 2. Check or replace the harness. 3. Replace the IOB.
Code: 540
Description: Fusing/Paper exit motor error The IOB does not receive the lock signal 10 seconds after turning on the fusing/ paper exit motor.
Causes: • Motor overload • Defective fusing/paper exit motor
Remedy: 1. Replace the fusing/paper exit motor.
Code: 541
Description: Heating roller thermopile error The temperature measured by the heating roller thermopile does not reach 0°C for 6 seconds.
Causes: • Loose connection of the heating roller thermopile • Defective heating roller thermopile • Defective thermopile
Remedy: 1. Check if the heating roller thermopile is firmly connected. 2. Replace the heating roller thermopile.
Code: 542
Description: Heating roller warm-up error 1 • After the main switch is turned on or the cover is closed, the increment of the heating roller temperature per 10 seconds is 30°C or less. If this condition is detected five times consecutively, SC 542 is defined. • The heating roller temperature does not reach 100°C for 15 seconds after the heating lamp on. • The heating roller temperature does not reach the ready temperature while 60 seconds after the heating lamp on. • The center temperature of the heating roller does not reach the ready temperature for 30 seconds after the both edge temperature of the heating roller has reached the ready temperature.