• Code: 761
• Description: Finisher folder plate motor error
  The folder plate moves but is not detected at the home position within the specified time. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Folder plate HP sensor disconnected, defective • Folder plate motor disconnected, defective • Folder plate motor overloaded due to obstruction.
• Remedy: 1. Check the connections and cables for the folder plate motor and HP sensor. 2. Check for blockages in the folder plate motor mechanism. 3. Replace the folder plate HP sensor and/or folder plate motor 4. Replace the finisher main board.

• Code: 763
• Description: Punch movement motor error
  The punch unit moves but is not detected at the home position within the specified time. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Motor harness disconnected, loose, defective • Defective motor
• Remedy: 1. Check the connections to the punch movement motor. 2. Defective punch movement motor

• Code: 764
• Description: Paper position sensor slide motor error
  The paper position sensor moves but is not detected at the home position within the specified time. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Motor harness disconnected, loose, defective • Defective motor
• Remedy: 1. Check the connections to the paper position sensor slide motor. 2. Defective paper position sensor slide motor.

• Code: 791
• Description: Bridge unit error
  The machine recognizes the finisher, but does not recognize the bridge unit.
• Causes: • Defective connector • Broken harness
• Remedy: 1. Check the connections between the bridge unit and the machine. 2. Install a new bridge unit.

• Code: 792
• Description: Finisher error
  The machine does not recognize the finisher, but recognizes the bridge unit.
• Causes: • Defective connector • Defective harness • Incorrect installation
• Remedy: 1. Check the connections between the finisher and the machine. 2. Install a new finisher.

• Code: 818
• Description: Watch-dog error
  While the system program is running, other processes do not operate at all.
• Causes: • Defective controller • Software error
• Remedy: 1. Replace the controller.

• Code: 819
• Description: Fatal error
• Causes: [696E] Process error System completely down • Defective RAM DIMM • Defective controller • Software error 1. Check and/or replace the RAM DIMM. 2. Replace the controller. • See Note 1 at the end of the SC table [766D] Memory error Unexpected system memory size • Defective RAM DIMM • Defective controller • Software error 1. Check and/or replace the RAM DIMM. 2. Replace the controller. [4361] Kernel stop error The cache error trap occurs in the CPU. • CPU cache error 1. Replace the controller. - Kernel stop error An error in the operation system (An error message is output.) • Defective CPU • Defective memory • Defective flash memory • Incorrect software
• Remedy: 1. Replace the memory. 2. Replace the controller.

• Code: 820
• Description: Self-diagnostics error: CPU [XXXX]: Detailed error code
• Causes: [0001] to [06FF] [0801] to [4005] CPU error During the self-diagnostic, the controller CPU detects an error. There are 47 types of error code (0001 to 4005) depending on the cause of the error. The CPU detects an error and displays the specific error code with the program address where the error occurs. • System firmware problem • Defective controller 1. Turn the main switch off and on. 2. Reinstall the controller system firmware. 3. Replace the controller. When the problem cannot be fixed with the above procedure, the following information displayed on the screen needs to be fed back to a technical support center. • SC code • Detailed error code • Program address [0702] CPU/Memory Error [0709] [070A] • System firmware problem • Defective RAM-DIMM • Defective controller 1. Reinstall the controller system software. 2. Replace the RAM-DIMM. 3. Replace the controller.
• Remedy: