Load an original document faceup, short edge first into the ADF tray or facedown on the scanner glass.
Notes:
- Do not load postcards, photos, small items, transparencies, photo paper, or thin media (such as magazine clippings) into the ADF tray. Place these items on the scanner glass.
- The ADF indicator light comes on when the paper is loaded properly.
If you are loading a document into the ADF tray, then adjust the paper guides.
From the home screen, navigate to:
Copy > Copy from > select the size of the original document > 
Navigate to:
Copy to > select the tray containing the letterhead > Copy It
If there are no trays that support letterhead, then navigate to:
Manual Feeder > select the size of the letterhead > Letterhead
Load the letterhead faceup, top edge first into the multipurpose feeder, and then touch Copy It.