Point detail

The  lighting  units  for  the  main-beam  may  be  switched  ON  either simultaneously or in pairs. For changing over from the dipped-beam to the main-beam  at  least  one  pair  of  lighting  units  for  the  main-beam  shall  be switched ON. For changing over from the main-beam to the dipped-beam all lighting units for the main-beam shall be switched OFF simultaneously.