• Code: C9060
• Description: DP EEPROM error (optional DP) Read and write data does not match. Data in the specified area of the backup memory does not match the specified values.
• Causes: Defective DP main PWB. Device damage of EEPROM.
• Remedy: Defective DP main PWB. Replace the DP main PWB and check for correct operation. Device damage of EEPROM. Contact the Service Administrative Division.

• Code: C9070
• Description: Communication problem between DP and SHD (optional DP) A communication error is detected.
• Causes: Loose connection of the SHD PWB. Defective SHD PWB.
• Remedy: Loose connection of the SHD PWB. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Defective SHD PWB. Replace the SHD PWB and check for correct operation.

• Code: C9080
• Description: Communication problem between DP and CIS (optional DP) Reading cannot be performed correctly.
• Causes: Loose connection of CIS. Defective CIS.
• Remedy: Loose connection of CIS. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable. Defective CIS. Replace CIS and check for correct operation.

• Code: F000
• Description: Operation panel PWB communication error
• Causes: Defective main PWB. Defective operation panel PWB.
• Remedy: Defective main PWB. Replace the main PWB and check for correct operation. Defective operation panel PWB. Replace the operation panel PWB and check for correct operation.

• Code: F010
• Description: Main PWB checksum error
• Causes: Defective main PWB.
• Remedy: Defective main PWB. Replace the main PWB and check for correct operation.

• Code: F020
• Description: Memory checksum error
• Causes: Defective main PWB. Defective expansion memory.
• Remedy: Defective main PWB. Replace the main PWB and check for correct operation. Defective expansion memory. Replace the expansion memory and check for correct operation.

• Code: F030
• Description: Main PWB system error
• Causes: Defective main PWB.
• Remedy: Defective main PWB. Replace the main PWB and check for correct operation.

• Code: F040
• Description: Engine PWB communication error
• Causes: Defective main PWB. Defective engine PWB.
• Remedy: Defective main PWB. Replace the main PWB and check for correct operation. Defective engine PWB. Replace the engine PWB and check for correct operation.