Solution
Check for anything binding paper together such as staples, paper clips, binder clips, or pages with bent corners (dog-ears). Click here for an illustration.
If problem persists, clean ADF pick rollers, belt and the separator roller.
To do this:
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Open the ADF cover to expose the pick-roller assembly.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Clean both pick rollers and the belt with a lint-free cloth and a safe solvent such as isopropyl alcohol. Click here for an illustration.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
With ADF cover still open, remove the green separator roller access cover as seen l.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Lift the tab(A) on the separator roll hub, and slide the separator roll off the shaft. Click here for an illustration.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Again, with a lint-free cloth and a safe solvent such as isopropyl alcohol, clean the separator roller as seen here.
Note: Do not use hard solvents or hand sanitizer to clean rubber surfaces.