Websites such as Retrevo, ManualsLib and Manuals Online offer a robust library of instruction manuals for popular scanners. Users can print a manual, view it online or download it to a computer for future reference.

The fastest and most reliable method to find a scanner's instruction manual is through the search function on any of these websites, which allows the user to search by the product's name or model number. Otherwise, refer to the equipment manufacturer's official website to locate its instruction manual. Browse through the main Support or Downloads section, then click on or search for the scanner's name or model number.