Lexmark 7421-036 MX910de
Troubleshooting. Print quality. Shadow images check
| Actions | Yes | No |
|---|---|---|
| Step 1 Make sure that the paper type and weight are supported. Does the problem remain? |
Go to step 2. | The problem is solved. |
| Step 2 Check the exit roller for wear, damage, or contamination, and replace if necessary. Does the problem remain? |
Go to step 3. | The problem is solved. |
| Step 3 a Check the exit belt for proper tension, and adjust if necessary. b Check the exit gear and belt for wear or damage, and replace if necessary. Does the problem remain? |
Go to step 4. | The problem is solved. |
| Step 4 Check the transfer roller for wear, damage, or contamination, and replace if necessary. Does the problem remain? |
Go to step 5. | The problem is solved. |
| Step 5 a Make sure that the registration unit is properly installed. b Make sure that the unit is clear of obstructions. c Check the unit for damage, and replace if necessary. Does the problem remain? |
Go to step 6. | The problem is solved. |
| Step 6 Check the sensor (fusing speed) for damage. Is it free of damage? |
Go to step 7. | Go to step 9. |
| Step 7 Enter the Diagnostics menu, and then navigate to: SENSOR TESTS > PRINTER SENSOR TESTS > Fusing speed Does the sensor status change while toggling the sensor? |
Go to step 8. | Go to step 10. |
| Step 8 a Reseat the fusing speed sensor cable. b Check the cable for damage, and replace if necessary. Does the problem remain? |
Go to step 9. | The problem is solved. |
| Step 9 Replace the sensor (fusing speed). Does the problem remain? |
Go to step 10. | The problem is solved. |
| Step 10 a Make sure that the fuser and its cable are properly connected. b Check the fuser for damage, and replace if necessary. Does the problem remain? |
Contact the next level of support. | The problem is solved. |