• Code: E804-0022
• Description: Fan error. A failure was detected at the hopper cooling suction fan (FM22).
• Remedy: 1. Check the connection of the connector. 2. Replace the hopper cooling suction fan (FM22)

• Code: E804-0023
• Description: Fan error. A failure was detected at the anti-adhesion fan 1 (FM23).
• Remedy: 1. Check the connection of the connector. 2. Replace the anti-adhesion fan 1 (FM23).

• Code: E804-0024
• Description: Fan error. A failure was detected at the anti-adhesion fan 2 (FM24).
• Remedy: 1. Check the connection of the connector. 2. Replace the anti-adhesion fan 2 (FM24).

• Code: E804-0030
• Description: Fan error. A failure was detected at the decurler suction fan (FM30).
• Remedy: 1. Check the connection of the connector. 2. Replace the decurler suction fan (FM30).

• Code: E804-0031
• Description: Fan error. A failure was detected at the decurler side exhaust fan (FM31).
• Remedy: 1. Check the connection of the connector. 2. Replace the decurler side exhaust fan (FM31).

• Code: E804-0032
• Description: Fan error. A failure was detected at the decurler lower side exhaust fan (FM32).
• Remedy: 1. Check the connection of the connector. 2. Replace the decurler lower side exhaust fan (FM32).

• Code: E840-0001
• Description: Fixing Core/Shield Plate HP error. At the Fixing Core/Shield Plate home position detection operation, move from inside the home position range to outside the range is not completed after the specified period of time has passed.
• Remedy: 1. Check the connection of connectors of the Core Shutter Motor (M56) and Core HP Sensor (PS98). 2. Check the harness of the target parts. -> Replace the harness if it is disconnected. 3. Replace the Core Shutter Motor (M56) and Core HP Sensor (PS98). 4. Clean the IH Unit. (Refer to the Service Manual.) 5. Replace the IH Unit. 6. Replace the Fixing Feed Driver PCB (UN5).

• Code: E840-0002
• Description: Fixing Core/Shield Plate HP error. At the Fixing Core/Shield Plate home position detection operation, move from outside the home position range to inside the range is not completed after the specified period of time has passed.
• Remedy: 1. Check the connection of connectors of the Core Shutter Motor (M56) and Core HP Sensor (PS98). 2. Check the harness of the target parts. -> Replace the harness if it is disconnected. 3. Replace the Core Shutter Motor (M56) and Core HP Sensor (PS98). 4. Check the Fixing Film Unit. -> Replace the unit if it is damaged. 5. Clean the IH Unit. (Refer to the Service Manual.) 6. Replace the IH Unit. 7. Replace the Fixing Feed Driver PCB (UN5).