Depending on the original, the edge of the original may not scanned when automatically detecting the size of the original.
Adjust Crop Margins for Size "Auto" in the Epson Scan 2 window. When you are using Document Capture Pro, you can open the window by pressing the Detailed Settings button on the Scan Settings screen.
Click the Main Settings tab > Document Size > Settings. On the Document Size Settings screen, adjust Crop Margins for Size "Auto".
Depending on the original, the area of the original may not be detected correctly when using the Auto Detect feature. Select the appropriate size of the original from the Document Size list.
If the size of the original you want to scan is not on the list, create the size manually in the Epson Scan 2 window. When you are using Document Capture Pro, you can open the window by pressing the Detailed Settings button on the Scan Settings screen.
Click the Main Settings tab > Document Size, and then select Customize.