Epson Stylus CX3100 Copy Manual page 19

Note:
An area of up to 2.5 mm from the edge of the document table glass
will not be scanned.
2. Close the document cover gently so that the document does
not move.
Note:
Make sure the document is flat against the glass surface;
otherwise the image becomes out of focus. Be sure to close the
document cover to prevent interference from the external light.
Always keep the document table clean.
Do not leave photographs on the document table for an extended
period of time as they may stick to the glass.
Do not place heavy objects on top of this product.
12
Copying
2.5mm
2.5 mm