• Code: 687
• Description: Memory address command error
  The BICU does not receive a memory address command from the controller 120 seconds after paper is in the position for registration.
• Causes: • Loose connection • Defective controller • Defective BICU
• Remedy: 1. Check if the controller is firmly connected to the BICU. 2. Replace the controller. 3. Replace the BICU.

• Code: 690
• Description: GAVD communication error
  • The I2C bus device ID is not identified during initialization. • A device-status error occurs during I2C bus communication. • The I2C bus communication is not established due to an error other than a buffer shortage.
• Causes: • Loose connection • Defective BICU • Defective LD controller board
• Remedy: 1. Turn the main switch off and on. 2. Check the cable connection. 3. Replace the laser optics-housing unit. 4. Replace the BICU board.

• Code: 700
• Description: Original stopper HP error
  When the pick-up motor turns on clockwise, the original stopper HP sensor does not detect the home position of the original stopper.
• Causes: • Detached timing belt for the pick-up motor • Defective original stopper HP sensor • Defective pick-up motor • Defective DF drive board
• Remedy: 1. Check the timing belt for the pick-up motor. 2. Replace the DF drive board if the pick-up motor does not work correctly. 3. Replace the pick-up motor. 4. Replace the original stopper HP sensor.

• Code: 701
• Description: Pick-up roller HP error
  When the pick-up motor turns on counterclockwise, the pick-up roller HP sensor does not detect the home position of the pick-up roller.
• Causes: • Defective pick-up roller HP sensor • Defective pick-up motor • Defective DF drive board
• Remedy: 1. Replace the DF drive board if the pick-up motor does not work correctly. 2. Replace the pick-up motor. 1. Replace the pick-up roller HP sensor.

• Code: 705
• Description: ADF original table lift malfunction
  One of the following conditions was detected. • The bottom plate position sensor does not activate when the bottom plate motor lifts the original table. • The bottom plate HP sensor does not activate when the bottom plate motor lowers the original table.
• Causes: • Loose, broken or defective harnesses, connectors of the bottom plate position sensor, bottom plate HP sensor, bottom plate motor • Defective bottom plate position sensor • Defective bottom plate HP sensor • Defective bottom plate motor • Defective ADF main control board
• Remedy: Bottom plate motor rotation: 1. Check or replace the bottom plate position sensor. 2. Check or replace the bottom plate HP sensor. No bottom plate motor rotation: 1. Replace the bottom plate motor. 2. Replace the ADF main control board.

• Code: 708
• Description: DF fan error
  DF fan motor lock signal is detected after the original transportation has finished.
• Causes: Turn the machine off and on.
• Remedy:

• Code: 715-001
• Description: ADF pick-up motor driver error
  The protection circuit of the motor driver stops the motor operation due to over current or high temperature.
• Causes: Turn the machine off and on.
• Remedy:

• Code: 715-002
• Description: ADF feed motor driver error
  The protection circuit of the motor driver stops the motor operation due to over current, high temperature or driver open.
• Causes: Turn the machine off and on.
• Remedy: