1. TURN ON DEVICE: Press and hold the Power/Lock button until the screen lights up.
   Note: If you are unable to turn your device on, plug the device into a power source for 15 minutes, and then try again.
   
2. TURN OFF DEVICE: Press and hold the Power/Lock button.
   Note: If your device is not responding, press and hold the Power/Lock and Volume down buttons for 7 seconds until the device restarts.
   
3. Select Power off.