2LU700 Trouble Shooting GuideCannot power on- Press and hold the power button (marked in red) for four seconds until the indicator light (marked in blue)is on, then release it and confirm that the light turns to purple.- If long press and hold the power-on key still does not turn on, please connect the device to the chargingcable in the shutdown state.- Make sure the blue indicator light is on, and continue charging until the light goes out.