49English EnglishExternal input devicesYou can connect a variety of input devices to your computer's USB ports, providingincreased functionality and greater ease-of-use. In addition, the USB ports can be usedto connect many other peripheral devices, such as digital cameras, printers andscanners. See "Expansion devices" for more information on connecting USB devices.External keyboardYour computer features a full-size keyboard. However, if you prefer, you can connect anexternal keyboard to one of your computer's USB ports. This enables you to enjoy the