What to confirm |
Yes |
No |
1. Did you feed a single document? |
Check No. 2. |
Check No. 3 |
2. Did you use thin paper or converted paper? |
Recommend the customer to use the document glass. |
Check No. 8. |
3. Did you set documents more than the capacity? |
Check No. 4. |
Check No. 5. |
4. If you set documents within the capacity, the symptom be fixed. |
Solved. |
Check No. 5. |
5. Did you use wrinkled or curled documents? |
Recommend the customer to use the document glass. |
Check No. 6. |
6. Does the machine still feed documents? |
Check No. 7. |
Check No. 8. |
7. Does the machine still discharge documents? |
Check No. 23. |
Check No. 24. |
8. Does the clutch rotate properly? |
Check No. 9. |
Replace the clutch. |
9. Does the separate roller work properly? |
Check No. 11. |
Check No. 10. |
10. Does the transfer gear work properly? |
Check No. 11. |
Adjust the gear. |
11. Does the ADF motor rotate properly? |
Check No. 12. |
Replace the ADF motor. |
12. Is the separation pad pressure appropriate? |
Check No. 13. |
Adjust the separation pad pressure. |
13. Do CN1-1, 2, 3 and 4 of the power supply have +24V output? |
Check No. 14. |
Replace the power supply. |
14. If you replace the harness between the power supply and main control board, the message will disappear. |
Replace the harness between the power supply and main control board. |
Check No. 15. |
15. Do P3-1, 2, 3, and 4 on the main control board have +24V output |
Check No. 16. |
Replace the main control board. |
16. Has the DS1 sensor been installed properly? |
Check No. 17. |
Re-install it properly. |
17. Does the feeler for the DS1 sensor work properly? |
Check No. 18. |
Replace the DS1 sensor feeler. |
18. Are there any foreign objects stuck around paper guides? |
Remove the objects. |
Check No. 19. |
19. Does the voltage level of P3-5 on the main control panel change to +0V when the DS1 is ON, and to +3.3V when the DS1 is OFF? |
Check No. 21. |
Check No. 20. |
20. If you replace the DS1 sensor, the symptom will be fixed. |
Replace the DS1. |
Replace the main control board. |
21. Does the voltage level of P3-12 on the main control panel change to +0V when the DS2 is ON, and to +3.3V when the DS2 is OFF? |
Check No. 22. |
Check No. 25. |
22. If you replace the DS2 sensor, the symptom will be fixed. |
Replace the DS2. |
Replace the main control board. |
23. Does the voltage level of P4-5 on the main control panel change to +0V when the DS3 is ON, and to +3.3V when the DS3 is OFF? |
Check No. 24. |
Check No. 25. |
24. If you replace the DS3 sensor, the symptom will be fixed. |
Replace the DS3. |
Replace the main control board. |
25. Is the separation roller dirty? |
Replace the separation roller. |
Check No. 26. |
26. Is the separation pad dirty? |
Replace the separation pad. |
Replace the machine. |