Brother MFC-640CW - Manual (Page 143)

ControlCenter2
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Scan to OCR
10
„ General tab
Enter a name in Name for Custom (up to 30 characters) to create the button name.
Choose the type of scan from the Scan Action field.
„ Settings tab
Choose the Target Application, File Type, OCR Software, OCR Language, Resolution, Scan Type,
Document Size, Show Scanner Interface, Brightness and Contrast settings.