• Code: 8010
• Description: Punch motor 1 error
  When the punch motor is driven, punch home position sensor does not turn on within 200 ms.
• Causes: Punch motor. Punch home position sensor. Punch PWB. DF main PWB.
• Remedy: Punch motor 1. Execute U240 Motor - Punch to check the finisher operation. 2. Manipulate the punch up and down to check it can smoothly move up and down. 3. Check that the drive from the motor reaches the punch cam. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch motor and Punch PWB (YC4) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the punch motor.
  Punch home position sensor 1. Execute U241 Punch - Punch HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch home position sensor and Punch PWB (YC8) 4. Replace the Punch home position sensor.
  Punch PWB 1. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2. Replace the punch PWB.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8020
• Description: Punch motor 2 error
  Home position is not obtained in 3 s after home position is initialized or in standby.
• Causes: Punch motor. Punch PWB. DF main PWB.
• Remedy: Punch motor 1. Execute U240 Motor - Punch to check the finisher operation. 2. Manipulate the punch up and down to check it can smoothly move up and down. 3. Check that the drive from the motor reaches the punch cam. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch motor and Punch PWB (YC4) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the punch motor.
  Punch PWB 1. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch PWB (YC1) and DF main PWB (YC7)(4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8)(1000-sheet finisher) 2. Replace the punch PWB.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8030
• Description: Punch motor 3 error Home position does not turn from On to Off in 50 ms after home position has been initialized.
• Causes: Punch motor. Punch PWB. DF main PWB.
• Remedy: Punch motor 1. Execute U240 Motor - Punch to check the finisher operation. 2. Manipulate the punch up and down to check it can smoothly move up and down. 3. Check that the drive from the motor reaches the punch cam. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch motor and Punch PWB (YC4) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the punch motor.
  Punch PWB 1. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Punch PWB (YC1) and DF main PWB (YC7) (4000-sheet finisher) Punch PWB (YC1) and DF main PWB (YC8) (1000-sheet finisher) 2. Replace the punch PWB.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• 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: DF paddle motor. DF paddle sensor. DF main PWB.
• Remedy: DF paddle motor 1. Execute U240 Motor - Beat to check the finisher operation. 2. Check that the paddle can rotate. 3. Check that the drive from the motor reaches the paddle. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF paddle motor and DF main PWB (YC15) (4000-sheet finisher) DF paddle motor and DF main PWB (YC11) (1000-sheet finisher) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF paddle motor.
  DF paddle sensor 1. Execute U241 Finisher - Bundle Eject HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF paddle sensor and DF main PWB (YC22) (4000-sheet finisher) DF paddle sensor and DF main PWB (YC20) (1000-sheet finisher) 4. Replace the DF paddle sensor.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• 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: DF eject release motor DF bundle discharge unit sensor. DF bundle discharge unit sensor. DF main PWB.
• Remedy: DF eject release motor DF bundle discharge unit sensor 1. Execute U240 Motor - Eject Unlock (Full) to check the finisher operation. 2. Check that the eject guide of the process tray is opened and, if not, correct the guide. 3. Check that the drive from the motor reaches the eject guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF bundle discharge unit sensor and DF main PWB (YC22)(4000-sheet finisher) DF bundle discharge unit sensor and DF main PWB (YC20)(1000-sheet finisher) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF eject release motor.
  DF bundle discharge unit sensor 1. Execute U241 Finisher - Bundle Eject HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF bundle discharge unit sensor and DF main PWB (YC22)(4000-sheet finisher) DF bundle discharge unit sensor and DF main PWB (YC20)(1000-sheet finisher) 4. Replace the DF bundle eject unit sensor.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8110
• Description: DF shift motor 1 error (4000-sheet finisher)
  DF shift sensor 1 won’t turn on when it has travelled 160 mm after DF shift motor 1 is driven.
• Causes: DF shift motor 1 [front]. DF shift sensor 1 [front]. DF main PWB.
• Remedy: DF shift motor 1 [front] 1. Execute U240 Motor - Sort Test to check the finisher operation. 2. Manipulate the front shift guide back and forth to check it is smoothly operable. 3. Check that the drive from the motor reaches the front shift guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF shift motor 1[front] and DF main PWB (YC14) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF shift motor 1 [front].
  DF shift sensor 1 [front] 1. Execute U241 Finisher - Shift Front HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF shift sensor 1[front] and DF main PWB (YC23) 4. Replace the DF shift sensor 1 [front].
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8120
• Description: DF shift motor 2 error (4000-sheet finisher)
  DF shift sensor 2 won’t turn on when it has travelled 160 mm after DF shift motor 2 is driven.
• Causes: DF shift motor 2 [rear]. DF shift sensor 2 [rear]. DF main PWB.
• Remedy: DF shift motor 2 [rear] 1. Execute U240 Motor - Sort Test to check the finisher operation. 2. Manipulate the rear shift guide back and forth to check it is smoothly operable. 3. Check that the drive from the motor reaches the rear shift guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF shift motor 2 [rear] and DF main PWB (YC14) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF shift motor 2 [rear].
  DF shift sensor 2 [rear] 1. Execute U241 Finisher - Shift Tail HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF shift sensor 2 [rear] and DF main PWB (YC23) 4. Replace the DF shift set sensor2 [rear].
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• 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: DF shift release motor. DF shift release sensor. DF main PWB.
• Remedy: DF shift release motor 1. Check that cancelling the maintenance mode after executing U240 Motor - Sort for the finisher operation check lets the rear and forth cursors returns to the home position. 2. Manipulate the front and rear shift guide to check it is smoothly operable. 3. Check that the drive from the motor reaches the shift guide front and rear. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF shift release motor and DF main PWB (YC14) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF shift release motor.
  DF shift release sensor 1. Execute U241 Finisher - Shift Unlock HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF shift release sensor and DF main PWB (YC23) 4. Replace the DF shift release sensor.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).