• Code: E315-0400
• Description: There is a fault in the image data.
  Shift device A timeout
• Remedy: - Turn off/on the power switch. Replace the PCB for frequent error occurrence.

• Code: E315-0401
• Description: There is a fault in the image data.
  Shift device B timeout
• Remedy: - Turn off/on the power switch. Replace the PCB for frequent error occurrence.

• Code: E503-0002
• Description: There is an error in the finisher internal communication (finisher).
  There is an error in the communication between the finisher and the saddle unit.
• Remedy: - Check the connection between the saddle stitcher controller PCB and the finisher controller PCB.

• Code: E503-0003
• Description: There is an error in the finisher internal communication (finisher).
  There is an error in the communication between the finisher and the punch unit.
• Remedy: - Check the communication between the saddle stitcher controller PCB and the finisher controller PCB.

• Code: E505-0001
• Description: There is a finisher backup memory error (finisher).
  An error has occurred in the data stored in the backup memory.
• Remedy: - Turn off the main power; check the DC controller PCB and the finisher controller PCB for wiring; check the 24-V system fuse; then, turn the main power back on.

• Code: E505-0002
• Description: There is a finisher backup memory error (finisher).
  There is an error in the punch unit EEPROM data.
• Remedy: - Turn off the main power; check the DC controller PCB and the puncher controller PCB for wiring; then, check the 24-V system fuse; then, turn the main power back on.

• Code: E514-8001
• Description: There is a trailing edge assist motor error (finisher).
  The home position sensor does not go off even when the trailing edge assist motor has rotated for a specific period of time.
• Remedy: 1. Check the trailing edge assist home position sensor. Is the sensor normal? 2. Check the wiring between the finisher controller PCB and the trailing edge assist motor. Is it normal? 3. Check the trailing edge assist mechanism. Is there a fault? 4. Try replacing the trailing edge assist motor. Is the problem corrected?

• Code: E514-8002
• Description: There is a trailing edge assist motor error (finisher).
  The home position sensor does not go on even when the trailing edge assist motor has rotated for a specific period of time.
• Remedy: 1. Check the trailing edge assist home position sensor. Is the sensor normal? 2. Check the wiring between the finisher controller PCB and the trailing edge assist motor. Is it normal? 3. Check the trailing edge assist mechanism. Is there a fault? 4. Try replacing the trailing edge assist motor. Is the problem corrected?