A light is displayed on the controller. What should I do?

• See the table below:
  
  

  Light	Status
  Light blue	Operating
  Flashing light blue (one second intervals)	Starting up / Shutting down
  Flashing light blue (two second intervals)	Charging
  Flashing red	Battery running low/Startup error
  Flashing red three times	Insufficient battery to start up
  Blue	Sleep mode