• Code: E500-0000
• Description: A. Error in IPC communication(Finisher-K1) B. Communication error(Finisher-L1). A. Communication failed between the host machine and the finisher B. The communication with the connected device is interrupted.
• Remedy: A: A-1. IPC cable is disconnected. A-2. IPC cable is faulty. A-3. The finisher controller PCB is faulty. A-4. The host machine controller PCB is faulty. B: B-1. The finisher controller PCB is faulty. B-2. The connected device DC controller PCB is faulty.

• Code: E503-0001
• Description: A. Communication error with insertion unit (Document Insertion Unitr-J1,Paper Folding Unit-G1) B. Error in communication between the finisher - saddle stitcher (Finisher-K1). A. Communication failed, or the communication line has been interrupted for a specified period of time. B. Communication failed between the finisher and the saddle stitcher
• Remedy: A: A-1. DC controller PCB is faulty A-2. Disconnection of communication cable A-3. Connector on the DC controller PCB is disconnected B: B-1. The connector on the wiring between the finisher controller PCB and the saddle stitcher controller PCB is disconnected. B-2. The wiring between the finisher controller PCB and the saddle stitcher controller PCB is faulty. B-3. The finisher controller PCB is faulty. B-4. The saddle stitcher controller PCB is faulty.

• Code: E503-0002
• Description: A. Error in communication between the finisher - saddle stitcher (Finisher-K1) B. Error in communication between the finisher - saddle stitcher (Finisher-L1). A. Communication failed between the finisher and the saddle stitcher B. The communication with the saddle stitcher is interrupted.
• Remedy: A: A-1. The connector on the wiring between the finisher controller PCB and the saddle stitcher controller PCB is disconnected. A-2. The wiring between the finisher controller PCB and the saddle stitcher controller PCB is faulty. A-3. The finisher controller PCB is faulty. A-4. The saddle stitcher controller PCB is faulty. B: B-1. The wiring between the finisher controller PCB and saddle controller PCB is faulty. B-2. The finisher controller PCB is faulty. B-3. The saddle stitcher controller PCB is faulty.

• Code: E503-0003
• Description: A. Communication error between the integration unit - professional puncher B. Communication error (Finisher-L1). A. Communication failed between the integration unit - professional puncher B. The communication with the puncher unit is interrupted.
• Remedy: A: A-1. Connector on the integration unit controller PCB is disconnected. A-2. Connector on the professional puncher controller PCB is disconnected. A-3. The integration unit controller PCB is faulty. A-4. The professional puncher controller PCB is faulty. B: B-1. The wiring between the finisher controller PCB and host machine DC controller PCB is faulty. B-2. The punch controller PCB is faulty. B-3. The finisher controller PCB is faulty. B-4. The connected device DC controller PCB is faulty.

• Code: E503-0004
• Description: A. Inserter communication error (Finisher-L1) B. Paper Folding Inserter Unit / Inserter Unit Communication error (Finisher-L1). A. The communication with the inserter or the folder is interrupted. B. Communication failed for 3 consecutive times, or the communication line has been interrupted for a specified period of time.
• Remedy: A: A-1. The wiring between the finisher controller PCB and the connected device controller PCB is faulty. A-2. The finisher controller PCB is faulty. A-3. The connected device controller PCB is faulty. B: B-1. Controller PCB is faulty. B-2. Disconnection of communication cable B-3. DC controller PCB is faulty.

• Code: E503-0021
• Description: Error in communication between the finisher - inserter (Finisher-K1). Communication failed between finisher - insertion unit
• Remedy: 1. The connector on the cable between the finisher and the insertion unit is disconnected. 2. The cable between the finisher and the insertion unit is faulty. 3. The finisher controller PCB is faulty. 4. The insertion unit controller PCB is faulty.

• Code: E503-0022
• Description: Error in communication between the finisher - inserter (Finisher-K1). Communication failed between finisher - insertion unit
• Remedy: 1. The connector on the cable between the finisher and the insertion unit is disconnected. 2. The cable between the finisher and the insertion unit is faulty. 3. The finisher controller PCB is faulty. 4. The insertion unit controller PCB is faulty.

• Code: E503-0061
• Description: Error in communication between the finisher - paper folding unit (Finisher-K1). Communication failed between the finisher - paper folding unit
• Remedy: 1. The connector on the cable between the finisher and the paper folding unit is disconnected. 2. The cable between the finisher and the paper folding unit is faulty. 3. The finisher controller PCB is faulty. 4. The paper folding unit controller PCB is faulty.