1-2 SAMSUNG X10 Plus / X15 Plus / X30 ManualIntroducing The ComputerX10 Plus Model■ Front ViewPower ButtonStatus Indicators (LED)LCD PanelKeyboardScroll Wheel/FingerprintSensor(Optional)LCD LatchMemory Stick Slot(Optional)Status Indicators(LED)Speaker (L) Speaker (R)Hot KeysTouchpadTouchpad ButtonCCCC aaaa uuuu tttt iiii oooo nnnn About fingerprint sensorFingerprint sensor is an option. Models with fingerprint sensorare provided without scroll wheels. For detailed instruction on usingfingerprint sensor, refer to the separate fingerprint sensor manual.