• Code: 687
• Description: Memory address command error
• Causes: • Loose connection • Defective controller • Defective BCU

• Code: 690
• Description: GAVD I2C communication error
  690-001: Y 690-002: M 690-003: C 690-004: K • 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 BCU • Defective LD controller board

• Code: 691
• Description: Scanner startup error
  • After the machine is powered on or recovering from the power save mode, the scanner ready signal is not verified.
• Causes: • Board connector between controller and motherboard loose • Board connector between motherboard and IPU loose • IPU board defective • Controller board defective • Motherboard defective

• Code: 692
• Description: GAPCII2C communication error
• Causes: • Loose connection • Defective BCU • Defective LD controller board

• Code: 700
• Description: ARDF original pick-up malfunction
  • After the pick-up motor is turned on, the original stopper HP sensor is not activated.
• Causes: • Original stopper HP sensor defective • Pick-up motor defective (not rotating) • Timing belt out of position • ARDF main board defective

• Code: 701
• Description: ARDF original pick-up/paper lift mechanism malfunction
  • The original pick-up HP sensor is not activated after the pick-up motor is turned on.
• Causes: • Original pick-up HP sensor defective • Pick-up motor defective • ARDF main board defective

• Code: 722
• Description: Two-tray finisher jogger motor error
  • The jogger fences of the two-tray finisher donot return to home position within a specific time. • The two-tray finisher jogger motor does not leave home position within a given time.
• Causes: • Defective jogger H.P. sensor • Loose connection • Defective jogger motor

• Code: 724
• Description: Two-tray finisher staple hammer motor error
  Stapling does not finish within 150 ms after the staple hammer motor turns on.
• Causes: • Staple jam • Loose connection • Overload caused by stapling too many pages • Defective staple hammer motor