Description of the problem: The screen of the device remains black and nothing is displayed.


Possible causes:


  • The battery is not inserted correctly.
  • The battery is empty.
  • The tablet may be in sleep mode.
  • The device switches off automatically due to power management.
  • The brightness may be set too low. 
  • The screen output may have been switched to an external device.


Possible solutions:


  • Check that the battery is correctly inserted and locked.
  • Charge the battery or connect the mains adapter.
  • Press the power button to wake up the display.
  • Increase the brightness.
  • Switch the screen to the internal display via the Windows settings.