• Code: SC635
• Description: Communication error between BICU and paper feed board 1
  The acknowledge signal does not come back from the paper feed board to the BICU board 3 times consecutively.
• Causes: • Paper feed board defective • BICU board defective • Poor connection between BICU board and paper feed board • Noise on the interface cable

• Code: SC636
• Description: Communication error between BICU and paper feed board 2
  The BICU board receives a low signal even when the communication line is connected between the BICU board and the paper feed board.
• Causes: • Paper feed board defective • BICU board defective • Poor connection between BICU board and paper feed board • Noise on the interface cable

• Code: SC700
• Description: ADF original pick-up malfunction 1
  The pick-up roller H.P sensor signal does not change after the pick-up motor has turned on.
• Causes: • Pick-up roller H.P sensor defective • Pick-up motor defective • Timing belt out of position • ADF main board defective

• Code: SC701
• Description: ADF original pick-up malfunction 2
  The pick-up roller HP sensor is not activated even after the pick-up motor turns on.
• Causes: • Pick-up roller HP sensor defective • Pick-up motor defective • ADF main board defective

• Code: SC702
• Description: ADF feed-in motor lock
  1) The encoder signal cannot be detected within a specific time when the feedin motor is on. 2) The pulse signal from the length sensor is not detected within a specific time when the feed-in motor is on.
• Causes: • Feed-in motor defective • Length sensor defective • Cable for length sensor or feed-in motor defective • Main board defectived.

• Code: SC703
• Description: ADF transport motor lock
  The encoder signal cannot be detected within a specific time when the transport motor is on.
• Causes: • Transport motor defective • Cable for transport motor defective • Main board defective

• Code: SC704
• Description: ADF feed-out motor lock
  The encoder signal cannot be detected within a specific time when the feed-out motor is on.
• Causes: • Feed-out motor defective • Cable for feed-out motor defective • Main board defective

• Code: SC705
• Description: ADF bottom plate motor error
  1) The bottom plate position sensor does not turn on when the bottom plate motor lifts the bottom plate. 2) The bottom plate HP sensor does not turn on when the bottom plate motor lowers the bottom plate.
• Causes: • Bottom plate position sensor defective • Bottom plate HP sensor defective • Bottom plate motor defective • Main board defective