• Code: E400-0001
• Description: Communication error between Reader Controller PCB and DF Unit
• Remedy: 1. Turn OFF and then ON the power. 2. Check the connection between Reader Controller PCB and DF Driver PCB (Signal Cable and Power Supply Cable), and check that the Cables are not open-circuit. 3. Replace the Cable between Reader Controller PCB and DF Driver PCB. 4. Replace the Reader Controller PCB. 5. Replace the DF Driver PCB.

• Code: E400-0002
• Description: Communication error between Reader Controller PCB and DF Unit
• Remedy: 1. Turn OFF and then ON the power. 2. Check the connection between Reader Controller PCB and DF Driver PCB (Signal Cable and Power Supply Cable), and check that the Cables are not open-circuit. 3. Replace the Cable between Reader Controller PCB and DF Driver PCB. 4. Replace the Reader Controller PCB. 5. Replace the DF Driver PCB.

• Code: E400-0003
• Description: Disconnection of the Flat Cable between the Reader Controller PCB and DF Driver PCB
  Connection of the Flat Cable between the Reader Controller PCB and DF Driver PCB could not be detected.
• Remedy: 1. Turn OFF and then ON the power. 2. Check the connection between Reader Controller PCB and DF Driver PCB (Signal Cable and Power Supply Cable), and check that the Cables are not open-circuit. 3. Replace the cable between Reader Controller PCB and DF Driver PCB. 4. Replace the Reader Controller PCB. 5. Replace the DF PCB.

• Code: E401-0001
• Description: Pickup error
  Pickup Unit is not returned to the home position.
• Remedy: 1. Check that Pickup Unit Lifter HP Sensor flag moves smoothly. 2. Check the connection between DF Driver PCB and Pickup Unit Lifter HP Sensor, and check that the Cable is not open-circuit. 3. Check the operation of Pickup Motor. (Set the service mode: FEEDER > FUNCTION > MTR-CHK > 9. Then, set FEEDER > FUNCTION > MTR-ON.) 4. Replace the DF Driver PCB.

• Code: E401-0002
• Description: Pickup error
  Pickup Unit does not move from the home position.
• Remedy: 1. Check that Pickup Unit Lifter HP Sensor flag moves smoothly. 2. Check the connection between DF Driver PCB and Pickup Unit Lifter HP Sensor, and check that the Cable is not open-circuit. 3. Check the operation of Pickup Motor. (Set the service mode: FEEDER > FUNCTION > MTR-CHK > 9. Then, set FEEDER > FUNCTION > MTR-ON.) 4. Replace the DF Driver PCB.

• Code: E407-0001
• Description: Tray Lifter Motor error
  Tray HP Sensor does not detect ON or OFF within specified time.
• Remedy: 1. Check that after Lifter is lifted fully, it is located in the correct position. (Check the engagement with the Gear.) 2. Check the connection between Tray HP Sensor and DF Driver PCB, and check that the Cable is not opencircuit. 3. Check the operation of Tray Lifter Motor. 4. Replace the DF Driver PCB. 5. Replace the Tray Lifter Motor.

• Code: E407-0002
• Description: Tray Lifter Motor error
  Paper Face Detection Sensor when Lifter is being lifted does not become ON within specified time.
• Remedy: 1. Check that after Lifter is lifted fully, it is located in the correct position. (Check the engagement with the Gear.) 2. Check the Tray Lifter Motor, and also check whether shifting operation is performed normally. 3. Check the connection between Paper Face Detection Sensor and DF Driver PCB, and check that the Cable is not open-circuit. 4. Replace the DF Driver PCB. 5. Replace the Tray Lifter Motor.r

• Code: E412-0005
• Description: Failure in the drive of the DF Drive Cooling Fan
  The DF Cooling Fan was not driven.
• Remedy: 1. Disconnect and then connect the connector. 2. Check if the cable is open circuit. 3. Replace the fan. 4. Replace the DF Driver PCB.