• Code: E3-96
• Description: Intermediate Transfer Belt Detection Error for color registration pattern on the left side of sensor.
• Causes: 1. Belt surface is scratched or contaminated with dirt. 2. OPC surface is scratched.

• Code: E4-01
• Description: Fuser Warm-up Temperature
• Causes: 1. Fuser Unit is defective. 2. Induction Heating (IH) Unit is defective. 3. Thermistor is defective. 4. EC PCB connector is disconnected. 5. EC PCB is defective.

• Code: E4-02
• Description: Fuser Paper Jam
• Causes: 1. Paper Jam in Fuser Unit. 2. Paper Entrance Sensor is disconnected. 3. Paper Entrance Sensor is defective. 4. Paper Exit Sensor is disconnected. 5. Paper Exit Sensor is defective. 6. EC PCB connector is disconnected. 7. EC PCB is defective.

• Code: E4-03
• Description: Fuser Pressure Sensor Position Error
• Causes: 1. Fuser Motor is defective. 2. Fuser Motor connector is disconnected. 3. EC PCB connector is disconnected. (CN502) 4. EC PCB is defective (Fuse is open). 5. EC PCB is defective. 6. Home Position Sensor 1 or 2 is defective. 7. Home Position Sensor connector 1 or 2 is disconnected. 8. Fuser Unit Relay connector is disconnected.

• Code: E4-05
• Description: Fuser Safety Timer
• Causes: The Induction Heating (IH) unit was stopped when the software failed to control the temperature within a certain range. Turn the Power SW OFF to Reset.

• Code: E4-11
• Description: Right Cover Fan Rotation
• Causes: 1. Fan connector is disconnected. 2. Fan is defective. 3. ADU PCB connector is disconnected. (CN403) 4. ADU PCB is defective.

• Code: E4-12
• Description: Fuser Pressure Roller Fan Rotation
• Causes: 1. Fan connector is disconnected. 2. Fan is defective. 3. EC PCB connector is disconnected. (CN510) 4. EC PCB is defective.

• Code: E4-13
• Description: Fuser IH Cooling Fan Rotation
• Causes: 1. Fan connector is disconnected. 2. Fan is defective. 3. EC PCB connector is disconnected. (CN503) 4. EC PCB is defective.