• Code: L3-00
• Description: Scanner return trouble
  Scanner return is not completed within the specified time.
• Causes: Scanner unit abnormality Scanner wire disconnection
• Remedy: Check scanning with SIM 1-1.

• Code: L4-01
• Description: Main motor lock detection
  The motor lock signal is detected for 1.5sec during rotation of the main motor.
• Causes: main motor trouble Check connection of harness between the PCU PWB and the main motor. Control circuit trouble
• Remedy: Use SIM25-1 to check the main motor operation. Check harness and connector between the PCU PWB and the main motor.

• Code: L4-02
• Description: Drum motor lock detection
  The motor lock signal is detected for 1.5sec during rotation of the drum motor.
• Causes: Drum motor trouble Improper connection of harness between the PCU PWB and the drum motor. Control circuit trouble
• Remedy: Use SIM6-1 to check the drum motor operation. Check harness and connector between the PCU PWB and the drum motor.

• Code: L4-30
• Description: Controller fan motor lock detection
  The motor lock signal is detected during rotation of the controller fan motor. The motor lock signal is detected during rotation of the HDD fan motor.
• Causes: Fan motor trouble Improper connection of the harness between the controller PWB and the fan motor. Control circuit trouble
• Remedy: Use SIM 6-2 to check the fan motor operation. Check the harness and the connector between the controller PWB and the fan motor.

• Code: L6-10
• Description: Polygon motor lock detection
  It is judged that the polygon motor lock signal is not outputted. Lock signal is checked in the interval of 10sec after starting the polygon motor, and it is judged that the polygon motor does not rotate normally.
• Causes: The LSU connector or harness in the LSU is disconnected or broken. Polygon motor trouble
• Remedy: Use SIM61-1 to check the polygon motor operation. Check connector and harness connection. Replace LSU.

• Code: L8-01
• Description: No fullwave signal
  Full wave signal is not detected.
• Causes: The PCU PWB connector or the power unit harness is disconnected or broken. PCU PWB trouble 12V power source trouble
• Remedy: Check connection of the harness and connector. Replace PCU PWB. Replace the power unit. Replace the controller connection mother board.

• Code: L8-02
• Description: Full wave signal width abnormality
  It is judged as full wave signal frequency abnormality. (When the detection cycle is judged as 69Hz or above or 42.5Hz or below)
• Causes: The connector or harness of the PCU PWB and the power PWB is disconnected. PCU PWB trouble Power unit trouble
• Remedy: Check connection of the harness and connector. Replace the PCU PWB. Replace the power unit.

• Code: PF-00
• Description: RIC copy inhibit signal is received.
  Copy inhibit command from RIM (host) is received.
• Causes: Judged by the host.
• Remedy: Inform to the host.