Scanning area
2 Select the settings for Image Type, Resolution, Scan Type, Brightness and Contrast, as needed.
3 In the Brother MFC-8820D, Brother MFC-8820D USB or Brother MFC-8820D LAN Scanner Setup dialog box, click the PreScan button.
The entire original will be scanned into the PC and will appear in the Scanning Area.
Scanning area
4 Select the portion you want to scan by clicking the left mouse button and dragging it.
face up in the ADF, or face down on the
1 Place the original scanner glass.
PreScanning to crop a portion you want to scan
The Pre-Scanbutton is used to preview an image for cropping any unwanted areas from the image. When you are satisfied with the preview, click the Start button in the scanner window to scan the image.

13 - 4 HOW TO SCAN USING WINDOWS®