Step 1 ![](https://publications.lexmark.com/media/ids_assets/images/transparent.png) Using the Maintenance Defect Ruler page, measure the distance between the repeating defects on the affected color page. ![](https://publications.lexmark.com/media/ids_assets/images/transparent.png) Replace the supply item that matches the measurement on the affected color page. Photoconductor unit - 94.5
mm (3.72
in.)
- 38
mm (1.5
in.)
Developer unit ![](https://publications.lexmark.com/media/ids_assets/images/transparent.png) Print the Print Quality Test Pages.
Do the defects appear? | Take note of the distance, and then contact customer support or your service representative. | The problem is solved. |
Step 2 ![](https://publications.lexmark.com/media/ids_assets/images/transparent.png) Using the Maintenance Defect Ruler page, measure the distance between the repeating defects on the affected color page. ![](https://publications.lexmark.com/media/ids_assets/images/transparent.png) Replace the supply item that matches the measurement on the affected color page. Second transfer roller - 56.5
mm (2.22
in.)
Fuser - 95.1
mm (3.74
in.)
- 82.5
mm (3.25
in.)
Transfer belt - 56.8
mm (2.24
in.)
- 19.1
mm (0.75
in.)
- 31.7
mm (1.25
in.)
- 70.9
mm (2.79
in.)
- 41.0
mm (1.61
in.)
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png) Print the Print Quality Test Pages.
Do the defects appear? | Take note of the distance, and then contact customer support or your service representative. | The problem is solved. |