• Code: SC738
• Description: Finisher Shift Tray Lift Motor Error (B478)
  The staple mode HP or shift mode HP sensor does not activate within the specified time after the tray lift motor turned on.
• Causes: • Staple mode HP or shift mode HP sensor defective • Staple mode HP or shift mode HP sensor connection loose or broken • Tray lift motor defective • Finisher main control board defective • Motor overload

• Code: SC740
• Description: Finisher Upper Tray Lift Motor Error (B468)
  The upper tray paper height sensor does not change its status with the specified time after the tray raises or lowers.
• Causes: • Upper tray paper height sensor defective • Upper tray paper height sensor connection loose or broken • Tray lift motor defective • Finisher main control board defective • Motor overload

• Code: SC741
• Description: Finisher Lower Tray Lift Motor Error (B468)
  The lower tray paper height sensor does not change its status with the specified time after the tray raises or lowers.
• Causes: • Lower tray paper height sensor defective • Lower tray paper height sensor connection loose or broken • Tray lift motor defective • Finisher main control board defective • Motor overload

• Code: SC742
• Description: Finisher Shift Motor Error (B468)
  Shift motor not detected at the home position within the specified time.
• Causes: • Shift roller HP sensor defective • Shift roller HP sensor connection loose or broken • Shift motor defective • Finisher main control board defective • Motor overload

• Code: SC743
• Description: Finisher Pressure Plate Motor Error (B468)
  Pressure plate motor operating but the plate is not detected at the home position within the specified time.
• Causes: • Pressure plate HP sensor defective • Pressure plate HP sensor connection loose or broken • Pressure plate motor defective • Finisher main control board defective • Motor overload

• Code: SC744
• Description: Finisher Exit Guide Motor Error (B468)
  After moving away from the guide plate position sensor, the exit guide is not detected at the home position within the specified time (800 ms)
• Causes: • Guide plate motor overload • Motor defective • Motor harness defective • Motor connector loose

• Code: SC745
• Description: Finisher Folder Plate Motor Error (B468)
  The folder plate moves but is not detected at the home position within the specifiedtime.
• Causes: • Folder plate HP sensor defective • Folder plate HP sensor harness broken or poor connection • Folder plate motor defective • Finisher main control board defective • Motor overload

• Code: SC746
• Description: Stapler Unit Saddle Stitch Motor Error 1
  The front stapler unit saddle-stitch motor does not start operation within the specified time (450 ms).
• Causes: • Motor harness defective or connection loose • Motor defective • Finisher main controller board defective • Motor overload