• Code: L8-01
• Description: Full wave signal detection error
  The full wave signal is not detected.
• Causes: PCU PWB trouble. Power unit trouble. Connection trouble of the connector and the harness.
• Remedy: Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.

• Code: L8-02
• Description: Full wave signal width abnormality
  The full wave signal frequency is judged as abnormal. (The detected freauency is over 65Hz or below 45Hz.)
• Causes: PCU PWB trouble. Power unit trouble. Harness trouble.
• Remedy: Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.

• Code: L8-20
• Description: Power controller communication trouble
  Communication establishment error / Framing / Parity / Protocol error
• Causes: PCU PWB - MFPC PWB connector connection trouble. Broken connector pin of the PCU PWB of the MFPC PWB.
• Remedy: Replace the PCU PWB. Check connector connection between the PCU PWB and the MFPC PWB. Check the ground of the main unit.

• Code: P1-00
• Description: PCI communication error
• Causes: Communication error between the MFPC PWB and the PCI. Connection failure of connectors and harness between the MFPC PWB and the PCI. MFPC PWB trouble. PCI control PWB trouble.
• Remedy: Check connection of the harness and connectors between the MFPC PWB and the PCI. Check the MFPC PWB, and replace if necessary. (Refer to the necessary procedures after replacement of the MFPC PWB in the Service Manual, and perform the procedures.) Check the PCI control PWB, and replace if necessary.

• Code: P1-01
• Description: PCI fan error
• Causes: The PCI fan operation signal is not detected. PCI fan trouble. PCI control PWB trouble.
• Remedy: Check connection of the connectors and harness between the PCI fan and the PCI control PWB. Check the PCI control PWB, and replace if necessary. Check the PCI fan, and replace if necessary.

• Code: P1-02
• Description: Plasma generating device error
• Causes: Connection failure of connectors and harness between the plasma generating device and the PCI control PWB. Plasma generating device trouble. PCI control PWB trouble.
• Remedy: Check connection of the connectors and harness between the plasma generating device and the PCI control PWB. Replace the plasma generating device. Check the PCI control PWB, and replace if necessary.

• Code: PC--
• Description: Personal counter not detected
• Causes: The personal counter is not installed. The personal counter is not detected. SCU PWB trouble.
• Remedy: Check connection of the connectors and the harness. Replace the SCU PWB.

• Code: U1-01
• Description: Battery trouble
  RTC backup battery voltage fall
• Causes: 1) Battery life
  2) Battery circuit abnormality
• Remedy: Check to confirm that the battery voltage is about 2.5V or above. Replace the battery.