• Code: 01
• Description: Transfer roller leak error 1
  A current leak signal for the transfer roller is detected. A current feedback signal for the transfer roller is not detected.
• Causes: • High voltage supply board defective • Poor connection of the PCU • Transfer/separation unit set incorrectly • Transfer roller damaged

• Code: 101
• Description: Exposure Lamp Error
  The peak white level is 64/255 digit or less (8 bit) 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 (SP4015)

• 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: 141
• Description: Black offset level correction error
  The black level cannot be adjusted within the target value during the automatic SBU adjustment.
• Causes: • SBU board defective

• Code: 143
• Description: SBU white/black level correction error
  The automatic SBU adjustment has • Exposure lamp defective 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 (SP4015) • 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.(SP4015)
• Causes: