• Code: 101
• Description: Exposure lamp error
  The standard white level was not detected properly when scanning the white plate.
• Causes: • Exposure lamp defective • Lamp stabilizer defective • Exposure lamp connector defective • Standard white plate dirty • Scanner mirror or scanner lens out of position or dirty • SBU defective

• Code: 120
• Description: Scanner home position error 1
  The scanner home position sensor does not detect the on condition during initialization or copying.
• Causes: • SIB or scanner drive motor defective • Scanner motor defective • Harness between SIB and scanner drive motor disconnected • Harness between SIB and scanner drive motor power source disconnected • Scanner HP sensor defective • Harness between SIB and HP sensor disconnected • Scanner wire, timing belt, pulley, or carriage defective

• Code: 121
• Description: Scanner home position error 2
  The scanner home position sensor does not detect the off condition during initialization or copying.
• Causes: • SIB or scanner motor drive board defective • Scanner motor defective • Harness between SIB and scanner drive motor disconnected • Harness between SIB and scanner drive motor power source disconnected • Scanner HP sensor defective • Harness between SIB and scanner HP sensor disconnected • Scanner wire, timing belt, pulley, or carriage defective

• Code: 143
• Description: SBU auto adjust error
  One of the following occurred: When the machine was powered on, automatic adjustment of the SBU failed. Automatic white density adjustment failed when reading standard white plate.
• Causes: • Exposure lamp defective • Lamp stabilizer defective • Lamp stabilizer connection loose, disconnected or damaged • White plate mounting is incorrect or defective • Scanner mirror or scanner lens out of position or dirty • SBU defective • BICU (Ri10) defective • SIB defective • Harness connections between SIB and SBU loose, disconnected, or damaged.

• Code: 144
• Description: SBU communication error
  Immediately after power on, the operation check done by the SIB for the SBU failed because the SBU was not operating normally.
• Causes: • Flat film or harness connectors between the SBU and SIB are loose, disconnected, or damaged • Replace SBU • Replace BICU

• Code: 165
• Description: Copy Data Security Unit error
  An error occurred when the machine attempted to set the Copy Data Security Unit SD card.
• Causes: • The Copy Data Security Unit card not installed • The Copy Data Security Unit card is installed, but it is not the correct type for the machine.

• Code: 302
• Description: Charge roller current leak
  A charge roller current leak signal was detected.
• Causes: • Charge roller damaged • High voltage supply board defective • PCU harness defective or disconnected

• Code: 304
• Description: Charge roller current correction error
  The charge roller bias correction is performed twice even if the maximum charge roller bias (-2000V) is applied to the roller.
• Causes: • ID sensor defective