Brother International MFC 4650 Users Manual - English - Page 156

142 C H A P T E R F I F T E E N Scanning a Document into your PC 1 Insert the document(s) face down in the document feeder of the MFC. 2 Adjust the following settings, if needed, in the Scanner Setup window: • Resolution • Gray Scale (Black & White, Gray [Error Diffusion], True Gray) • Brightness • Contrast • Size 3 Select the Start button from the Scanner window. When scanning is completed, the Visioneer PaperPort screen will appear showing the image you scanned. Settings in the Scanner Window Image Resolution Resolution: Select the scanning resolution from the Resolution drop down list. Higher resolutions take more memory and transfer time, but can achieve a finer scanned image. When the setting is True Gray, 200 x 100 dpi and 200 x 400 dpi is not available. Gray Scale Gray Scale: Set the image Type to Black & White for text or line art. For photographic images, set the image type to Gray (Error Diffusion) or True Gray. Gray (Error Diffusion) is used for documents that contain photographic images or graphics. (Error Diffusion is a method for creating simulated gray images by placing black dots in a specific matrix instead of true gray dots.) 64 True Gray mode is used for documents containing photographic images or graphics. This mode requires the most memory and longest transfer time.