Reference

The tablet does not turn on.

    The battery may be extremely low on power.
  • Connect your tablet to an AC outlet (wall socket), and charge the battery.

    Your tablet may be turned off completely.
  • Press and hold the power button for about three seconds to turn on your tablet.

    When your tablet is using power supplied from the outlet, make sure you have securely connected the tablet with the USB cable for Multi Port, the USB cable for Multi Port with the AC adapter, the AC adapter with the AC power cord (mains lead), and the AC power cord (mains lead) with an AC outlet (wall socket).
  • When your tablet is sitting in the cradle (sold separately), make sure you have securely connected the tablet with the cradle, the cradle with the USB cable for Multi Port, the USB cable for Multi Port with the AC adapter, the AC adapter and the AC power cord (mains lead), and the AC power cord (mains lead) with an AC outlet (wall socket).

    If you have not turned off your tablet properly, the power supply controller may have stopped due to a program failure. Reset the tablet by pressing and holding the power button for about 10 seconds, and then turn on the tablet again [Details].