Int 10 Fn 7F04  - Sollex Supervga - Power Control - Get Power State        [V]

   AX = 7F04h
   BL = 01h

Return: AL <> 7Fh if not supported
   AL = 7Fh if supported
       AH = status
       00h successful
           CX = current power state
           DX = maximum state
       01h failed

See Also: AX=7F00h"SOLLEX",AX=7F04h/BL=00h