• Code: 39
• Description: The page is too complex to properly print.
• Remedy: Step 1 Reset the printer, and then navigate to: Paper Menu > Print Settings > Download Target > Disk Does the problem remain? Go to step 2. The problem is solved. Step 2 Enter the Diagnostics menu, and then navigate to: PRINTER TESTS > Tray 1 > Single Does the problem remain? Go to step 4. Go to step 3. Step 3 If applicable, install extra memory card. If applicable, make sure that the additional memory card is properly installed. Does the problem remain? Go to step 4. The problem is solved. Step 4 Check the controller board pins for damage, and replace if necessary. See “Controller board removal”. Does the problem remain? Contact the next level of support. The problem is solved.

• Code: 400.11...400.15
• Description: 400.11 Paper remains detected at the sensor 1 (HPT transport) after the printer is turned on. 400.13 Paper never arrived at the sensor 1 (HPT transport). 400.15 Paper never cleared the sensor 1 (HPT transport).
• Remedy: Step 1 a Check the HPT and multiposition staple, hole punch finisher for proper installation. b Open door K and clear paper jams, fragments, and obstructions along the paper path. c Enter the Diagnostics menu, and then touch Output bin quick feed. d Select a bin and test type, and then start the test. Does the problem remain? Go to step 2. The problem is solved. Step 2 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Horizontal paper transport b Find the sensor (Transport). Does the sensor status change while toggling the sensor? Go to step 5. Go to step 3. Step 3 Reseat the sensor cable, and then check the sensor and its actuator for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 5. Go to step 4. Step 4 Reinstall or replace the sensor. See “Sensor (HPT transport) removal”. Does the problem remain? Go to step 5. The problem is solved. Step 5 Check the HPT alignment rollers for misalignment, wear, damage, and contamination. Are the rollers properly installed and free of wear, damage, and contamination? Go to step 7. Go to step 6. Step 6 Reinstall or replace the rollers. See “HPT alignment rollers removal”. Does the problem remain? Go to step 7. The problem is solved. Step 7 Check the HPT transport idler roller for misalignment and damage. Is the roller properly installed and free of damage? Go to step 9. Go to step 8. Step 8 Reinstall or replace the roller. See “HPT transport idler roller removal ”. Does the problem remain? Go to step 9. The problem is solved. Step 9 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests b Find the motor (HPT transport and fan), and then touch Start. Does the motor run? Go to step 12. Go to step 10. Step 10 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 12. Go to step 11. Step 11 Reinstall or replace the motor. See “Motor (HPT transport) removal”. Does the problem remain? Go to step 12. The problem is solved. Step 12 Check the HPT transport drive belt for misalignment and damage. Is the belt properly installed and free of damage? Go to step 14. Go to step 13. Step 13 Reinstall or replace the belt. See “HPT transport drive belt removal”. Does the problem remain? Go to step 14. The problem is solved. Step 14 Check the HPT front transport drive belt for misalignment and damage. Is the belt properly installed and free of damage? Go to step 16. Go to step 15. Step 15 Reinstall or replace the belt. See “HPT front transport belt removal”. Does the problem remain? Go to step 16. The problem is solved. Step 16 Check the HPT transport belts for misalignment and damage. Are the belts properly installed and free of damage? Go to step 18. Go to step 17. Step 17 Reinstall or replace the belts. See “HPT transport belts removal”. Does the problem remain? Go to step 18. The problem is solved. Step 18 Check the HPT front transport belt gear for wear and damage. Is the gear free of wear and damage? Go to step 20. Go to step 19. Step 19 Replace the gear. See “HPT front transport belt gear removal”. Does the problem remain? Go to step 20. The problem is solved. Step 20 Check the HPT transport gear for wear and damage. Is the gear free of wear and damage? Go to step 22. Go to step 21. Step 21 Replace the gear. See “HPT transport gears removal”. Does the problem remain? Go to step 22. The problem is solved.

• Code: 401.11...401.15
• Description: 401.11 Paper remains detected at the sensor 2 (HPT transport) after the printer is turned on. 401.13 Paper never arrived at the sensor 2 (HPT transport). 401.15 Paper never cleared the sensor 2 (HPT transport).
• Remedy: Step 1 a Check the HPT and multiposition staple, hole punch finisher for proper installation. b Open door K and clear paper jams, fragments, and obstructions along the paper path. c Enter the Diagnostics menu, and then touch Output bin quick feed. d Select a bin and test type, and then start the test. Does the problem remain? Go to step 2. The problem is solved. Step 2 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Horizontal paper transport b Find the sensor (HPU entrance). Does the sensor status change while toggling the sensor? Go to step 5. Go to step 3. Step 3 Reseat the sensor cable, and then check the sensor and actuator for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 5. Go to step 4. Step 4 Reinstall or replace the sensor. See “Sensor (HPU entrance) removal”. Does the problem remain? Go to step 5. The problem is solved. Step 5 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests > Finisher b Find the motor (HPT transport and fan), and then touch Start. Does the motor run? Go to step 8. Go to step 6. Step 6 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 8. Go to step 7. Step 7 Reinstall or replace the motor. See “Motor (HPT transport) removal”. Does the problem remain? Go to step 8. The problem is solved. Step 8 Check the HPT transport drive belt for misalignment and damage. Is the belt properly installed and free of damage? Go to step 10. Go to step 9. Step 9 Reinstall or replace the belt. See “HPT transport drive belt removal”. Does the problem remain? Go to step 10. The problem is solved. Step 10 Check the HPT transport drive gear for wear and damage. Is the gear properly installed and free of damage? Go to step 12. Go to step 11. Step 11 Replace the gear. See “HPT transport gears removal”. Does the problem remain? Go to step 12. The problem is solved. Step 12 Check the HPT transport gear for wear and damage. Is the gear properly installed and free of damage? Go to step 14. Go to step 13. Step 13 Replace the gear. See “HPT transport gears removal”. Does the problem remain? Go to step 14. The problem is solved. Step 14 Check the HPT transport belts for misalignment and damage. Are the belts properly installed and free of damage? Go to step 16. Go to step 15. Step 15 Reinstall or replace the belts. See “HPT transport belts removal”. Does the problem remain? Go to step 16. The problem is solved. Step 16 Check the HPT front transport belt gear for wear and damage. Is the gear properly installed and free of damage? Go to step 18. Go to step 17. Step 17 Replace the gear. See “HPT front transport belt gear removal”. Does the problem remain? Go to step 18. The problem is solved. Step 18 a Manually turn knob K1 and the hole punch unit gears. b Check if the punch rotates with the knob and gears. Does the punch rotate with knob K1 and the gears? Go to step 20. Go to step 19. Step 19 Replace the hole punch unit. Does the problem remain? Go to step 20. The problem is solved. Step 20 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Horizontal paper transport b Find the sensor (HPU). Does the sensor status change while toggling the sensor? Go to step 23. Go to step 21. Step 21 Reseat the sensor cable, and then check the sensor and actuator for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 23. Go to step 22. Step 22 Reinstall or replace the sensor. See “Sensor (hole punch unit) removal”. Does the problem remain? Go to step 23. The problem is solved. Step 23 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests > Finisher b Find the motor (HPU), and then touch Start. Does the motor run? Go to step 26. Go to step 24. Step 24 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 26. Go to step 25. Step 25 Reinstall or replace the motor. See “Motor (hole punch unit) removal”. Does the problem remain? Go to step 26. The problem is solved. Step 26 Check the hole punch unit gears for misalignment and damage. Are the gears properly installed and free of damage? Go to step 28. Go to step 27. Step 27 Reinstall or replace the gears. See “Hole punch unit gears removal”. Does the problem remain? Go to step 28. The problem is solved. Step 28 Check the HPT alignment rollers for misalignment, wear, damage, and contamination. Are the rollers properly installed and free of wear, damage, and contamination? Go to step 30. Go to step 29. Step 29 Reinstall or replace the rollers. See “HPT alignment rollers removal”. Does the problem remain? Go to step 30. The problem is solved. Step 30 Check the HPT transport idler roller for misalignment and damage. Is the roller properly installed and free of damage? Go to step 32. Go to step 31. Step 31 Reinstall or replace the roller. See “HPT transport idler roller removal ”. Does the problem remain? Go to step 32. The problem is solved. Step 32 Check the HPT transport rollers for misalignment, wear, damage, and contamination. Are the rollers properly installed and free of wear, damage, and contamination? Go to step 34. Go to step 33. Step 33 Reinstall or replace the rollers. See “HPT transport rollers removal”. Does the problem remain? Go to step 34. The problem is solved. Step 34 Reseat the HPT controller board cables, and then check the cables for damage. Are the cables free of damage? Go to step 36. Go to step 35. Step 35 Replace the cables. See “HPT controller board removal”. Does the problem remain? Go to step 36. The problem is solved. Step 36 Replace the controller board. See “HPT controller board removal”. Does the problem remain? Go to step 37. The problem is solved. Step 37 Replace the HPT. Does the problem remain? Contact the next level of support. The problem is solved.

• Code: 402.51...402.55
• Description: 402.51 Motor (HPT transport) did not turn off. 402.54 Motor (HPT transport) ran too fast. 402.55 Motor (HPT transport) ran too slow.
• Remedy: Step 1 a Check the HPT and multiposition staple, hole punch finisher for proper installation. b Open door K and clear paper jams, fragments, and obstructions along the paper path. c Enter the Diagnostics menu, and then touch Output bin quick feed. d Select a bin and test type, and then start the test. Does the problem remain? Go to step 2. The problem is solved. Step 2 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests b Find the motor (HPT transport and fan), and then touch Start. Does the motor run? Go to step 5. Go to step 3. Step 3 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 5. Go to step 4. Step 4 Reinstall or replace the motor. See “Motor (HPT transport) removal”. Does the problem remain? Go to step 5. The problem is solved. Step 5 Check the HPT transport drive belt for misalignment and damage. Is the belt properly installed and free of damage? Go to step 7. Go to step 6. Step 6 Reinstall or replace the belt. See “HPT transport drive belt removal”. Does the problem remain? Go to step 7. The problem is solved. Step 7 Check the HPT transport drive gear for misalignment and damage. Is the gear properly installed and free of damage? Go to step 9. Go to step Step 8 Reinstall or replace the gear. See “HPT transport gears removal”. Does the problem remain? Go to step 9. The problem is solved. Step 9 Check the HPT transport gear for wear and damage. Is the gear free of wear and damage? Go to step 11. Go to step 10. Step 10 Replace the gear. See “HPT transport gears removal”. Does the problem remain? Go to step 11. The problem is solved. Step 11 Check the HPT transport belts for misalignment and damage. Are the belts properly installed and free of damage? Go to step 13. Go to step 12. Step 12 Reinstall or replace the belts. See “HPT transport belts removal”. Does the problem remain? Go to step 13. The problem is solved. Step 13 Check the HPT front transport belt gear for wear and damage. Is the gear properly installed and free of damage? Go to step 15. Go to step 14. Step 14 Replace the gear. See “HPT front transport belt gear removal”. Does the problem remain? Go to step 15. The problem is solved. Step 15 Check the HPT alignment rollers for misalignment, wear, damage, and contamination. Are the rollers properly installed and free of wear, damage, and contamination? Go to step 17. Go to step 16. Step 16 Reinstall or replace the rollers. See “HPT alignment rollers removal”. Does the problem remain? Go to step 17. The problem is solved. Step 17 Check the HPT transport idler roller for misalignment and damage. Is the roller properly installed and free of damage? Go to step 19. Go to step 18. Step 18 Reinstall or replace the roller. See “HPT transport idler roller removal ”. Does the problem remain? Go to step 19. The problem is solved. Step 19 Check the HPT transport rollers for misalignment, wear, damage, and contamination. Are the rollers properly installed and free of wear, damage, and contamination? Go to step 21. Go to step 20. Step 20 Reinstall or replace the rollers. See “HPT transport rollers removal”. Does the problem remain? Go to step 21. The problem is solved. Step 21 Reseat the HPT controller board cables, and then check the cables for damage. Are the cables free of damage? Go to step 23. Go to step 22. Step 22 Replace the cables. See “HPT controller board removal”. Does the problem remain? Go to step 23. The problem is solved. Step 23 Replace the controller board. See “HPT controller board removal”. Does the problem remain? Go to step 24. The problem is solved. Step 24 Replace the HPT. Does the problem remain? Contact the next level of support. The problem is solved.

• Code: 403.13...403.55
• Description: 403.13 The hole punch fails to reach home at the specified time. 403.15 The hole punch fails to leave home at the specified time. 403.51 Motor (hole punch unit) did not turn off. 403.54 Motor (hole punch unit) ran too fast. 403.55 Motor (hole punch unit) ran too slow.
• Remedy: Step 1 a Check the HPT and multiposition staple, hole punch finisher for proper installation. b Open door K and clear paper jams, fragments, and obstructions along the paper path. c Enter the Diagnostics menu, and then touch Output bin quick feed. d Select a bin and test type, and then start the test. Does the problem remain? Go to step 2. The problem is solved. Step 2 a Manually turn knob K1 and the hole punch unit gears. b Check if the punch rotates with the knob and gears. Does the punch rotate with knob K1 and the gears? Go to step 5. Go to step 3. Step 3 Check the quality of the punched holes on the media. Is the quality of the holes good? Go to step 5. Go to step 4. Step 4 Replace the hole punch unit. Does the problem remain? Go to step 5. The problem is solved. Step 5 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Horizontal paper transport b Find the sensor (HPU). Does the sensor status change while toggling the sensor? Go to step 8. Go to step 6. Step 6 Reseat the sensor cable, and then check the sensor and actuator for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 8. Go to step 7. Step 7 Reinstall or replace the sensor. See “Sensor (hole punch unit) removal”. Does the problem remain? Go to step 8. The problem is solved. Step 8 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests > Finisher b Find the motor (HPU), and then touch Start. Does the motor run? Go to step 11. Go to step 9. Step 9 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 11. Go to step 10. Step 10 Reinstall or replace the motor. See “Motor (hole punch unit) removal”. Does the problem remain? Go to step 11. The problem is solved. Step 11 Check the hole punch unit gears for misalignment and damage. Are the gears properly installed and free of damage? Go to step 13. Go to step 12. Step 12 Reinstall or replace the gears. See “Hole punch unit gears removal”. Does the problem remain? Go to step 13. The problem is solved. Step 13 Reseat the HPT controller board cables, and then check the cables for damage. Are the cables free of damage? Go to step 15. Go to step 14. Step 14 Replace the cables. See “HPT controller board removal”. Does the problem remain? Go to step 15. The problem is solved. Step 15 Reset the printer. Does the problem remain? Go to step 16. The problem is solved. Step 16 Replace the controller board. See “HPT controller board removal”. Does the problem remain? Go to step 17. The problem is solved. Step 17 Replace the HPT. Does the problem remain? Contact the next level of support. The problem is solved.

• Code: 415.33, 415.35
• Description: 415.33 The diverter did not reach the sensor (mailbox diverter home). 415.35 The diverter never cleared the sensor (mailbox diverter home).
• Remedy: Step 1 a Check the mailbox for proper installation, and then check its paper path. See “Procedure before starting the mailbox service checks”. b Enter the Diagnostics menu, select Output bin quick feed > select bin, and then touch Single or Continuous. Does the problem remain? Go to step 2. The problem is solved. Step 2 Check the mailbox jam door and its rollers for misalignment and damage. Is the door properly installed and free of damage? Go to step 4. Go to step 3. Step 3 Reinstall or replace the mailbox jam door. See “Mailbox jam door removal”4. Does the problem remain? Go to step 4. The problem is solved. Step 4 Check the mailbox diverters and bottom diverter spring for misalignment and damage. Are the diverters properly installed and free of damage? Go to step 6. Go to step 5. Step 5 Reinstall or replace the mailbox diverters. See “Mailbox diverter removal”6. Does the problem remain? Go to step 6. The problem is solved. Step 6 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Mailbox b Find the sensor (Diverter). Does the sensor status change while toggling the sensor? Go to step 9. Go to step 7. Step 7 Reseat the sensor cable, and then check the sensor for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 9. Go to step 8. Step 8 Reinstall or replace the sensor. See “Sensor (mailbox diverter home) removal”5. Does the problem remain? Go to step 9. The problem is solved. Step 9 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests > Mailbox > Mailbox position diverter b Touch Start. Does the motor run? Go to step 12. Go to step 10. Step 10 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 12. Go to step 11. Step 11 Reinstall or replace the motor. See “Motor (mailbox diverter) removal”5. Does the problem remain? Go to step 12. The problem is solved. Step 12 Check the mailbox diverter gear for misalignment and damage. Is the gear properly installed and free of damage? Go to step 14. Go to step 13. Step 13 Reinstall or replace the mailbox diverter gear. See “Mailbox diverter gear removal”7. Does the problem remain? Go to step 14. The problem is solved. Action Yes No Step 14 Check the mailbox interface cable: • Check the connectors and its pins for damage. • Check the cable for cuts and exposed wires. Is the cable free of damage? Go to step 16. Go to step 15. Step 15 Replace the mailbox interface cable. See “Mailbox interface cable removal”0. Does the problem remain? Go to step 16. The problem is solved. Step 16 Reseat all connectors on the mailbox controller board, and then reset the printer. Does the problem remain? Go to step 17. The problem is solved. Step 17 Replace the mailbox controller board. See “Mailbox controller board removal”7. Does the problem remain? Go to step 18. The problem is solved. Step 18 Replace the mailbox. Does the problem remain? Contact the next level of support. The problem is solved.

• Code: 416.74, 416.75
• Description: 416.74 The motor (mailbox transport) ran too slow. 416.75 The motor (mailbox transport) ran too fast.
• Remedy: Step 1 a Check the mailbox for proper installation, and then check its paper path. See “Procedure before starting the mailbox service checks”. b Enter the Diagnostics menu, select Output bin quick feed > select bin, and then select Single or Continuous. Does the problem remain? Go to step 2. The problem is solved. Step 2 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests > Mailbox > Mailbox transport b Touch Start. Does the motor run? Go to step 5. Go to step 3. Step 3 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 5. Go to step 4. Step 4 Reinstall or replace the motor. See “Motor (mailbox transport) removal”8. Does the problem remain? Go to step 5. The problem is solved. Step 5 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Mailbox b Look for Transport, and then toggle the sensor. Does the sensor status change while toggling the sensor? Go to step 8. Go to step 6. Step 6 Reseat the sensor cable, and then check the sensor and its actuator for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 8. Go to step 7. Step 7 Reinstall or replace the sensor. See “Sensor (mailbox transport) removal”8. Does the problem remain? Go to step 8. The problem is solved. Step 8 Check the mailbox jam door and its rollers for misalignment and damage. Is the door properly installed and free of damage? Go to step 10. Go to step 9. Step 9 Reinstall or replace the mailbox jam door. See “Mailbox jam door removal”4. Does the problem remain? Go to step 10. The problem is solved. Step 10 Check the mailbox diverters and bottom diverter spring for misalignment and damage. Are the diverters properly installed and free of damage? Go to step 12. Go to step 11. Step 11 Reinstall or replace the mailbox diverters. See “Mailbox diverter removal”6. Does the problem remain? Go to step 12. The problem is solved. Step 12 Check the mailbox transport rollers for contamination, wear, and damage. Are the rollers free of damage? Go to step 13. Go to step 23. Step 13 Check the mailbox drive gears for misalignment and damage. Are the gears properly installed and free of damage? Go to step 15. Go to step 14. Step 14 Reinstall or replace the mailbox drive gears. See “Mailbox drive gears removal”3. Does the problem remain? Go to step 15. The problem is solved. Step 15 Check the mailbox pulley gears for misalignment and damage. Are the gears properly installed and free of damage? Go to step 17. Go to step 16. Step 16 Reinstall or replace the mailbox pulley gears. See “Mailbox bin 1 pulley gear removal”2 or “Mailbox bin 2 pulley gear removal”0. Does the problem remain? Go to step 17. The problem is solved. Step 17 Check the mailbox drive belts for misalignment and damage. Are the belts properly installed and free of damage? Go to step 19. Go to step 18. Step 18 Reinstall or replace the mailbox drive belts. See “Mailbox drive belt removal”1. Does the problem remain? Go to step 19. The problem is solved. Step 19 Check the mailbox interface cable: • Check the connectors and its pins for damage. • Check the cable for cuts and exposed wires. Is the cable free of damage? Go to step 21. Go to step 20. Step 20 Replace the mailbox interface cable. See “Mailbox interface cable removal”0. Does the problem remain? Go to step 21. The problem is solved. Step 21 Reseat all connectors on the mailbox controller board, and then reset the printer. Does the problem remain? Go to step 22. The problem is solved. Step 22 Replace the mailbox controller board. See “Mailbox controller board removal”7. Does the problem remain? Go to step 23. The problem is solved. Step 23 Replace the mailbox. Does the problem remain? Contact the next level of support. The problem is solved.

• Code: 417.31...417.35
• Description: 417.31 Paper remains detected at the sensor (mailbox transport) after the printer is turned on. 417.33 Paper did not reach the sensor (mailbox transport). 417.35 Paper never cleared the sensor (mailbox transport).
• Remedy: Step 1 a Check the mailbox for proper installation, and then check its paper path. See “Procedure before starting the mailbox service checks”. b Enter the Diagnostics menu, select Output bin quick feed > select bin, and then touch Single or Continuous. Does the problem remain? Go to step 2. The problem is solved. Step 2 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Sensor tests > Mailbox b Find the sensor (Transport). Does the sensor status change while toggling the sensor? Go to step 5. Go to step 3. Step 3 Reseat the sensor cable, and then check the sensor and its actuator for misalignment and damage. Is the sensor properly installed and free of damage? Go to step 5. Go to step 4. Step 4 Reinstall or replace the sensor. See “Sensor (mailbox transport) removal”8. Does the problem remain? Go to step 5. The problem is solved. Step 5 Check the mailbox jam door and its rollers for misalignment and damage. Is the door properly installed and free of damage? Go to step 7. Go to step 6. Step 6 Reinstall or replace the mailbox jam door. See “Mailbox jam door removal”4. Does the problem remain? Go to step 7. The problem is solved. Step 7 Check the mailbox diverters and bottom diverter spring for misalignment and damage. Are the diverters free of damage? Go to step 9. Go to step 8. Step 8 Reinstall or replace the mailbox diverters. See “Mailbox diverter removal”6. Does the problem remain? Go to step 9. The problem is solved. Step 9 Check the mailbox bin full sensor flags for misalignment and damage. Are the flags properly installed and free of damage? Go to step 11. Go to step 10. Step 10 Reinstall or replace the mailbox bin full sensor flags. See “Mailbox bin 1 full sensor flag removal”3 or “Mailbox bin 2 full sensor flag removal”1. Does the problem remain? Go to step 11. The problem is solved. Step 11 a Enter the Diagnostics menu, and then navigate to: Output device diagnostics > Motor tests > Mailbox > Mailbox transport b Touch Start. Does the motor run? Go to step 14. Go to step 12. Step 12 Reseat the motor cable, and then check the motor for misalignment and damage. Is the motor properly installed and free of damage? Go to step 14. Go to step 13. Step 13 Reinstall or replace the motor. See “Motor (mailbox transport) removal”8. Does the problem remain? Go to step 14. The problem is solved. Step 14 Check the mailbox transport rollers for contamination, wear, and damage. Are the rollers free of damage? Go to step 15. Go to step 25. Step 15 Check the mailbox drive gears for misalignment and damage. Are the gears properly installed and free of damage? Go to step 17. Go to step 16. Step 16 Reinstall or replace the mailbox drive gears. See “Mailbox drive gears removal”3. Does the problem remain? Go to step 17. The problem is solved. Step 17 Check the mailbox pulley gears for misalignment and damage. Are the gears properly installed and free of damage? Go to step 19. Go to step 18. Step 18 Reinstall or replace the mailbox pulley gears. See “Mailbox bin 1 pulley gear removal”2 or “Mailbox bin 2 pulley gear removal”0. Does the problem remain? Go to step 19. The problem is solved. Step 19 Check the mailbox drive belts for misalignment and damage. Are the belts properly installed and free of damage? Go to step 21. Go to step 20. Step 20 Reinstall or replace the mailbox drive belts. See “Mailbox drive belt removal”1. Does the problem remain? Go to step 21. The problem is solved. Step 21 Check the mailbox interface cable: • Check the connectors and its pins for damage. • Check the cable for cuts and exposed wires. Is the cable free of damage? Go to step 23. Go to step 22. Step 22 Replace the mailbox interface cable. See “Mailbox interface cable removal”0. Does the problem remain? Go to step 23. The problem is solved. Step 23 Reseat all connectors on the mailbox controller board, and then reset the printer. Does the problem remain? Go to step 24. The problem is solved. Step 24 Replace the mailbox controller board. See “Mailbox controller board removal”7. Does the problem remain? Go to step 25. The problem is solved. Step 25 Replace the mailbox. Does the problem remain? Contact the next level of support. The problem is solved.