Int 10 Fn 007F  - Video - Paradise VGA, At&t Vdc600 - Set Non-vga Operati  [V]

   AX = 007Fh
   BH = 01h

Return: AL = 7Fh if successful (AT&T VDC600)
   BH = status (Paradise/Dell)
       00h invalid function
       7Fh successful

Note:  color modes (0,1,2,3,4,5,6) will set non-VGA CGA operation, monochrome
     mode 7 will set non-VGA MDA/Hercules operation

See Also: AX=007Fh/BH=00h,AX=007Fh/BH=02h