1 Getting startedAcer n10 tour5Left viewNo. Label Description1 IR port Uses infrared techbology to transmit and receive data fromother IR-enabled devices.2 Scroll wheel Scroll up or down to display text and other information thatextends beyond the area of the LCD touchscreen. Scrollthrough icons and pull down menus, press to open files/appli-cations (same as double tapping with the stylus).3 Start hardwarebuttonHardware button to display the Start menu.4 SD/MMC slot Accepts a Secure Digital or MultiMedia Card, allowing you toadd more memory, install add-on applications or use audio ortext files stored on it with internal applications. You can alsouse expansion cards to back up data from your handheld.