• Code: 101
• Description: Exposure Lamp Error
  The standard white level was not detected properly when scanning the white plate.
• Causes: • Exposure lamp defective • Exposure lamp stabilizer defective • Exposure lamp connector defective • Dirty scanner mirror or scanner mirror out of position • SBU board defective • SBU connector defective • Lens block out of position • Incorrect position or width of white plate scanning

• Code: 120
• Description: Scanner home position error 1
  The scanner home position sensor does not detect the off condition during initialization or copying.
• Causes: • Scanner home position sensor defective • Scanner drive motor defective • Scanner home position sensor connector defective • Scanner drive motor connector defective • BICU board defective

• Code: 121
• Description: Scanner home position error 2
  The scanner home position sensor does not detect the on condition during initialization or copying.
• Causes: • Scanner home position sensor defective • Scanner drive motor defective • Scanner home position sensor connector defective • Scanner drive motor connector defective • BICU board defective

• Code: 143
• Description: SBU white/black level correction error
  The automatic SBU adjustment has failed to correct the black level. The automatic SBU adjustment has failed to correct the white level twenty times consecutively.
• Causes: • Exposure lamp defective • Dirty white plate • Incorrect position or width of white plate scanning • BICU board defective • SBU board defective

• Code: 144
• Description: Communication Error between BICU and SBU
  The BICU board cannot detect the SBU connect signal.
• Causes: • The flat cable between the BICU board and the SBU has a poor connection • The flat cable between the BICU board and the SBU is damaged • BICU board defective • SBU defective

• Code: 145
• Description: Automatic SBU adjustment error
  During the automatic SBU adjustment, the machine detects that the white level read from the white plate or paper is out of range.
• Causes: • Exposure lamp defective • Dirty white plate • Incorrect position or width of white plate scanning • BICU board defective • SBU board defective

• Code: 193
• Description: Image transfer error
  Scanned images are not transferred to the controller memory within 1 minute.
• Causes: • BICU board defective • Controller board defective

• Code: 198
• Description: Memory address error
  The BICU board does not receive memory addresses from the controller board.
• Causes: • The firmware programs of the engine and the controller do not match. • BICU board defective • Controller board defective