Advanced Guide > Scanning > Scanning with the Bundled Application Software > MP Navigator EX Screens > PDFDialog BoxPDF Dialog BoxClick Save as PDF file on the Custom Scan with One-click tab or click PDF in the One-click Mode screento open the PDF dialog box.Scan SettingsDocument TypeSelect the type of document to be scanned.Color ModeSelect how to scan the document.Document SizeSelect the size of the document to be scanned.When you select Custom, a screen in which you can specify the document size appears. Select aUnits, then enter the Width and Height and click OK.ImportantWhen you select Auto Detect, the image may not be scanned at the correct position and size. Inthat case, change the size to the actual document size (A4, Letter, etc.) and align a corner of thePage 517 of 973 pagesPDF Dialog Box