• Code: SC120
• 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 • IOSCC board defective • Scanner home position sensor harness defective

• Code: SC121
• 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 • IOCSS board defective • Scanner home position sensor harness defective bq

• Code: SC122
• Description: Scanner home position error 3
  The scanner home position sensor detects the on condition while the scanner is returning to the home position.
• Causes: • Scanner home position sensor defective • Scanner drive motor defective • IOCSS board defective • Scanner home position sensor harness defective bq

• Code: SC123
• Description: Scanner home position error 4
  The scanner home position sensor does not detect the on condition after the scanner returns to the home position.
• Causes: • Scanner home position sensor defective • Scanner drive motor defective • IOCSS board defective • Scanner home position senor harness defective

• Code: SC192
• Description: Automatic SBU adjustment error
  An error is detected during automatic SBU adjustment.
• Causes: • SBU defective • BiCU board defective • Lamp regulator defective • Exposure lamp deective • Dirty white plateM

• Code: SC302
• Description: Charge roller current leak
  A charge roller current leak signal is detected.
• Causes: • Charge roller damaged • Charge high voltage supply board defective • Poor connection of the PCU

• Code: SC306
• Description: Charge roller home position error
  The charge roller contact sensor does not detect the on condition.
• Causes: • Charge roller contact sensor defective • Charge roller contact clutch defective

• Code: SC320
• Description: Polygon motor error
  The polygon motor does not reach its operating speed within 10 seconds after the polygon motor on signal, or the lock signal is not detected for more than 40 ms continuously during operation.
• Causes: • Polygon motor defective • Poor connection of the interface harness which connects the polygon motor driver and the IOCSS board • IOCSS board defective