Code :

Code: 442
Description: Transfer belt contact error [D] The transfer belt contact sensor does not detect the movement of actuator at the sensor while the polygon motor rotates.
Causes: • Dirty transfer belt contact sensor • Defective transfer belt contact motor • Disconnected connector of transfer belt contact sensor or motor • Disconnected cable
Remedy: 1. Replace the transfer belt contact sensor. 2. Replace the transfer belt contact motor.

Code: 452
Description: Transfer roller contact error [D] The transfer roller contact sensor does not detect the movement of actuator at the sensor while the polygon motor rotates.
Causes: • Defective transfer roller contact sensor • Defective transfer roller contact motor • Defective IOB
Remedy: 1. Replace the transfer roller contact sensor. 2. Replace the transfer roller contact motor. 3. Replace the IOB.

Code: 490
Description: High Voltage Power 1: High voltage output error [D] Error signal is detected for 10 times consecutively
Causes: • One of the DC bias outputs for each PCU is shorted or one of the transfer belt bias outputs for [Y], [M] and [C]. • Power leaking • Defective connection • Disconnected cable • Defective PCU • Defective High Voltage Power 1
Remedy: 1. Replace the High Voltage Power 1. 2. Reset the cables and components. 3. Replace the PCU.

Code: 491
Description: High Voltage Power 2: High voltage output error [D] Error signal is detected for 10 times consecutively.
Causes: • One of the separation bias output, development bias output and transfer belt cleaning bias output is shorted or one of the transfer belt bias output for [K] and transfer roller bias output is shorted. • Power leaking • Defective connection • Defective PCU • Defective High Voltage Power 2
Remedy: 1. Replace the High Voltage Power 2. 2. Reset the cables and components. 3. Replace the PCU.

Code: 531
Description: Paper feed / Fusing motor error [D] 1. LOCK signal is not detected for more than two seconds while the motor START signal is on. 2. LOCK signal is not cancelled within two seconds after the motor is off.
Causes: • Defective paper feed/ fusing motor
Remedy: 1. Replace the paper feed/ fusing motor.

Code: 532
Description: Fan motor error [D] The fan motor .On. signal is not detected for the components below after the drum motor for black is set to .On.. • PSU fan • Fusing unit fan • Polygon motor fan • Drive unit fan • Exit paper fan
Causes: • Defective fan motor
Remedy: 1. If the error occurs again, one of the fans is defective. Remove the covers, find the defective fan and replace it.

Code: 541
Description: Thermistor error [A] The thermistor output is less than 0°C for six seconds.
Causes: • Disconnected thermistor • Defective connector connection
Remedy:

Code: 542
Description: Print ready temperature error [A] 1. The heating roller temperature increase that is less than 67 degrees for 9 seconds is detected five times consecutively. 2. The fusing temperature does not reach the print ready temperature within 15 seconds after the fusing lamp was controlled.
Causes: • Defective thermistor • Thermistor coming off • Incorrect power supply input at the main power socket • Defective fusing lamp
Remedy: