Int 15 Fn 62  - Hunter 16 - Set Low Power Threshold                        [b]

   AH = 62h
   AL = level (00h 5%, 01h 10%, ... 12h 95%)
   BX = interval between power low warnings in seconds (1..600)

Return: AH = Status
Desc:  set the level (relative to full power) when power-low warnings begin
     and the interval between the warnings

See Also: AH=61h,AH=65h,AH=66h