Lexmark 5028-135 CS720
Troubleshooting. Print quality 5. Blurred print or color misalignment check
| Action | Yes | No |
|---|---|---|
| Step 1 Remove, and then reinstall the transfer belt. Does the problem remain? |
Go to step 2. | The problem is solved. |
| Step 2 a Enter the Diagnostics menu, and then navigate to: Advanced Print Quality Samples > Advanced Print Quality Samples b Check the test page. Is only one color blurred or misaligned? |
Go to step 3. | Go to step 6. |
| Step 3 • If the affected color is cyan, magenta, or yellow, then replace the developer unit of the affected color. • If the affected color is black, then reseat the imaging unit. Does the problem remain? |
Go to step 4. | The problem is solved. |
| Step 4 Perform the color alignment service check for the affected color. Does the problem remain? |
Go to step 5. | The problem is solved. |
| Step 5 • If the affected color is cyan, magenta, or yellow, then replace the developer unit of the affected color. • If the affected color is black, then replace the imaging unit. Does the problem remain? |
Go to step 6. | The problem is solved. |
| Step 6 Perform the color alignment service check for all the colors. Does the problem remain? |
Go to step 7. | The problem is solved. |
| Step 7 Perform the auto alignment sensors service check. Does the problem remain? |
Go to step 8. | The problem is solved. |
| Step 8 Remove the printhead, and then check the printhead lenses for contamination. See “Printhead removal”. Are the lenses contaminated? |
Go to step 9. | Go to step 10. |
| Step 9 Clean the lenses, and then reinstall the printhead. Does the problem remain? |
Go to step 10. | The problem is solved. |
| Step 10 Replace the EP gear box. See “EP gear box removal”. Does the problem remain? |
Go to step 11. | The problem is solved. |
| Step 11 Replace the printhead. See “Printhead removal”. Does the problem remain? |
Go to step 12. | The problem is solved. |
| Step 12 Replace the controller board. See “Controller board removal”. Does the problem remain? |
Contact the next level of support. | The problem is solved. |