• Code: 8090
• Description: DF paddle motor error
  When the DF paddle motor is driven, DF paddle sensor does not turn on within 1 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF paddle sensor.
  Defective DF paddle motor.
  Defective DF main PWB.
• 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. DF paddle motor and DF main PWB (YC15) DF paddle sensor and DF main PWB (YC22)
  Defective DF paddle sensor. Replace the DF paddle sensor.
  Defective DF paddle motor. Replace the DF paddle motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8100
• Description: DF eject release motor error
  When the DF eject release motor is driven, DF bundle discharge sensor does not turn on within 1 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF bundle discharge sensor.
  Defective DF eject release motor.
  Defective DF main PWB.
• 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. DF eject release motor and DF main PWB (YC12) DF bundle discharge sensor and DF main PWB (YC22)
  Defective DF bundle discharge sensor. Replace the DF bundle discharge sensor.
  Defective DF eject release motor. Replace the DF eject release motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8110
• Description: DF shift motor 1 error (4000-sheet finisher)
  When the DF shift motor 1 is driven, DF shift sensor 1 does not turn on within 160 ms.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF shift sensor 1.
  Defective DF shift motor 1.
  Defective DF main PWB.
• 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. DF shift motor 1 and DF main PWB (YC14) DF shift sensor 1 and DF main PWB (YC23)
  Defective DF shift sensor 1. Replace the DF shift sensor 1.
  Defective DF shift motor 1. Replace the DF shift motor 1.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8120
• Description: DF shift motor 2 error (4000-sheet finisher)
  When the DF shift motor 2 is driven, DF shift sensor 2 does not turn on within 160 ms.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF shift sensor 2.
  Defective DF shift motor 2.
  Defective DF main PWB.
• 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. DF shift motor 2 and DF main PWB (YC14) DF shift sensor 2 and DF main PWB (YC23)
  Defective DF shift sensor 2. Replace the DF shift sensor 2.
  Defective DF shift motor 2. Replace the DF shift motor 2.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8130
• Description: DF shift release motor error (4000-sheet finisher) When the DF shift release motor is driven, DF shift release sensor does not turn on within 1 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF shift release sensor.
  Defective DF shift release motor.
  Defective DF main PWB.
• 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. DF shift release motor and DF main PWB (YC14) DF shift release sensor and DF main PWB (YC23)
  Defective DF shift release sensor. Replace the DF shift release sensor.
  Defective DF shift release motor. Replace the DF shift release motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8140
• Description: DF tray motor error 1
  When the main tray has started ascending, DF tray sensor 1 or DF tray upper surface sensor does not turn on within 20 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective sensor.
  Defective DF tray motor.
  Defective DF main PWB.
• 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. DF tray motor and DF main PWB (YC16) DF tray sensor 1 and DF main PWB (YC22) DF tray upper surface sensor and DF main PWB (YC21, YC13)
  Defective sensor. Replace DF tray sensor 1 or DF tray upper surface sensor.
  Defective DF tray motor. Replace the DF tray motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8150
• Description: DF tray motor error 2
  When the main tray has descended, DF tray sensor 1 or DF tray upper surface sensor does not turn off within 5s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective sensor.
  Defective DF tray motor.
  Defective DF main PWB.
• 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. DF tray motor and DF main PWB (YC16) DF tray sensor 1 and DF main PWB (YC22) DF tray upper surface sensor and DF main PWB (YC21, YC13)
  Defective sensor. Replace DF tray sensor 1 or DF tray upper surface sensor.
  Defective DF tray motor. Replace the DF tray motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8160
• Description: DF tray motor error 3
  When the main tray has descended, DF tray sensor 3 does not turn on within 20 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF tray sensor 3.
  Defective DF tray motor.
  Defective DF main PWB.
• 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. DF tray motor and DF main PWB (YC16) DF tray sensor 3 and DF main PWB (YC23)
  Defective DF tray sensor 3. Replace DF tray sensor 3.
  Defective DF tray motor. Replace the DF tray motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.