The user listens through headphones. Screen readers can, and should, be customized to effectively work with the library automation system's screen displays. Screen navigation and reading of screen content are accomplished through keyboard commands. Most screen readers come pre configured for use with most popular Web browsers and major applications. A screen reading program requires a speech synthesizer, the device which actually speaks the information from the screen.
Computers now come with built-in capacity for speech synthesis.
These devices allow the user to modify contrast, reverse contrast and modification of foreground and background color, if desired. Such systems should also have the capacity to enlarge pictures as well as text, if they are included in the library system. AI Squared For Macintosh CloseView Training Guide For Persons With Physical Disabilities Keyboard Modification Necessary for persons who cannot use the keyboard in a standard fashion. For persons whose disabilities make it difficult to use a standard keyboard, keyboard modification software is required. Keyboard modification software supports key latching, stops automatic key repeat, and provides keyboard commands for mouse-driven activities.