If scanned images contain streaks, or if the scanned documents become dirty, the scanning glass or rollers inside the scanner may be dirty. Clean them periodically.

1. Open the feed tray.
    
   
   
2. Open the feeder cover.
    
   
   
3. Use compressed air to remove dust and paper particles from the inside of the scanner.
   
   
4. Remove any dirt from the scanning glass, separation pad and rollers inside the scanner (parts   shown in the figure).
   Use a clean dry cloth to wipe off any dirt on the scanning glass.Wipe off any dirt on the rollers with a cloth that has been dampened with water, and then wipe the rollers with a clean soft dry cloth.
   Remove the feed rollers before cleaning them. For details on removal, see “Replacing the Feed Roller”.