• Code: 1810
• Description: Paper feeder 2 communication error A communication error is detected 10 times in succession.
• Remedy: Improper installation paper feeder. Follow installation instruction carefully again.
  Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and PF main PWB (YC4)
  Defective PF main PWB. Replace the PF main PWB.

• Code: 1820
• Description: Paper feeder 3 communication error A communication error is detected 10 times in succession.
• Remedy: Improper installation paper feeder. Follow installation instruction carefully again.
  Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and PF main PWB (YC4)
  Defective PF main PWB. Replace the PF main PWB.

• Code: 1830
• Description: Paper feeder 4 communication error A communication error is detected 10 times in succession.
• Remedy: Improper installation paper feeder. Follow installation instruction carefully again.
  Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and PF main PWB (YC4)
  Defective PF main PWB. Replace the PF main PWB.

• Code: 1900
• Description: Paper feeder 1 EEPROM error When writing the data, the write data and the read data is not in agreement.
• Remedy: Defective PF main PWB. Device damage of EEPROM. Replace the PF main PWB.

• Code: 1910
• Description: Paper feeder 2 EEPROM error When writing the data, the write data and the read data is not in agreement.
• Remedy: Defective PF main PWB. Replace the PF main PWB.
  Device damage of EEPROM. Replace the PF main PWB.

• Code: 1920
• Description: Paper feeder 3 EEPROM error When writing the data, the write data and the read data is not in agreement.
• Remedy: Defective PF main PWB. Replace the PF main PWB.
  Device damage of EEPROM. Replace the PF main PWB.

• Code: 1930
• Description: Paper feeder 4 EEPROM error When writing the data, the write data and the read data is not in agreement.
• Remedy: Defective PF main PWB. Replace the PF main PWB.
  Device damage of EEPROM. Replace the PF main PWB.

• Code: 2000
• Description: Main motor drive error The main motor is not stabilized within 4 s after driving starts.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Main motor and engine PWB (YC4)
  Defective drive transmission system of the main motor. Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Defective main motor. Replace the main motor.
  Defective engine PWB. Replace the engine PWB and check for correct operation.