Do not place heavy objects on the scanner glass and do not press the glass with too much force. Otherwise, the scanner may be damaged.

Do not press too hard on the scanner glass or handle.
Do not open the document cover to an angle larger than 80 degrees. This could damage the hinge.
Remove the original when scanning is complete. If you leave the original on the scanner glass for a long time, it may stick to the glass.
Always keep the scanner glass clean.

When originals are placed in the ADF and on the scanner glass, priority is given to the originals in the ADF.
This applies when Document Source is set to Auto Detect if you are using Document Capture Pro/Document Capture or Epson Scan 2.