• Code: 8170
• Description: DF side registration motor 1 error 1
  When initial operation, DF side registration sensor 1 does not turn on within 3 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF side registration sensor 1.
  Defective DF side registration 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 side registration motor 1 and DF main PWB (YC15) DF side registration sensor 1 and DF main PWB (YC22)
  Defective DF side registration sensor 1. Replace DF side registration sensor 1.
  Defective DF side registration motor 1. Replace DF side registration motor 1.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8180
• Description: DF side registration motor 1 error 2
  JAM6810 is detected twice.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF side registration sensor 1.
  Defective DF side registration 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 side registration motor 1 and DF main PWB (YC15) DF side registration sensor 1 and DF main PWB (YC22)
  Defective DF side registration sensor 1. Replace DF side registration sensor 1.
  Defective DF side registration motor 1. Replace DF side registration motor 1.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8190
• Description: DF side registration motor 2 error 1
  When initial operation, DF side registration sensor 2 does not turn on within 3 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF side registration sensor 2.
  Defective DF side registration 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 side registration motor 2 and DF main PWB (YC15) DF side registration sensor 2 and DF main PWB (YC22)
  Defective DF side registration sensor 2. Replace DF side registration sensor 2.
  Defective DF side registration motor 2. Replace DF side registration motor 2.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8200
• Description: DF side registration motor 2 error 2
  JAM6910 is detected twice.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF side registration sensor 2.
  Defective DF side registration 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 side registration motor 2 and DF main PWB (YC15) DF side registration sensor 2 and DF main PWB (YC22)
  Defective DF side registration sensor 2. Replace DF side registration sensor 2.
  Defective DF side registration motor 2. Replace DF side registration motor 2.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8210
• Description: DF slide motor error
  When initial operation, DF staple sensor does not turn on within 3 s.
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF staple sensor.
  Defective DF slide 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 slide motor and DF main PWB (YC12) DF staple sensor and DF main PWB (YC22)
  Defective DF staple sensor. Replace the DF staple sensor.
  Defective DF slide motor. Replace the DF slide motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8230
• Description: DF staple motor error 1
  Staple JAM (DF) has been detected twice in a row. (The home position could not be detected in 600 ms since the motor was driven after jam was detected twice.)
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF staple sensor.
  Defective DF staple 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. Staple unit and DF main PWB (YC17)
  Defective DF staple sensor. Defective DF staple motor. Replace the staple unit.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8240
• Description: DF staple motor error 2
  Staple JAM (DF) has been detected twice in a row. (The second JAM detection condition fullfilled with a lock detection signal maintained 1 V for 500 ms continuously, while the stapler motor was driven.)
• Causes: Defective connector cable or poor contact in the connector.
  Defective DF staple 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. Staple unit and DF main PWB (YC17)
  Defective DF staple motor. Replace the staple unit.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.

• Code: 8250
• Description: DF tray motor error 4
  The lock signal of the motor is detected continuously for 10 s.
• Causes: Defective connector cable or poor contact in the connector.
  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 motor. Replace the DF tray motor.
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.