INT 10 - SOLLEX SuperVGA - POWER CONTROL - SET POWER STATE
AX = 7F04h
BL = 00h
CX = new power state
Return: AL != 7Fh if not supported
AL = 7Fh if supported
AH = status
00h successful
01h failed
Note:   higher values progressively reduce the operations available on the
video adapter while yielding increasing power savings
SeeAlso: AX=7F04h/BL=01h

See also: 107F00

107F04BL00 - SOLLEX SuperVGA - POWER CONTROL - SET POWER STATE