320Using the Scanner With MacintoshCustomizing the Scanning SettingsEdge EmphasisThis function is valid only when Image Type is set to Black & White. If thisfunction is selected, only the edge of the image is emphasized when theimage is scanned. This is disabled for prescan.4 Click the OK button. The main IS Scan dialog box displays.5 Place the image to be scanned in the printer, then click the Prescan buttonor Scan button to start scanning.