Int 5F Fn 00  - Hp 95lx/100lx/200lx Graphics Primitives - Set Video Mode   [b]

   AH = 00h
   AL = video mode
       03h text,CGA color (100LX/200LX)
       06h 640x200 CGA graphics (100LX/200LX)
       07h text, system manager compliant
       20h 240x128 mono graphics, system manager compliant
       87h text, not system manager compliant
       A0h 240x128 mono graphics, not system manager compliant

Notes: the defaults after setting the mode to graphics are (0,0) logical
     origin, full-screen clip region, (0,0) pen location, pen color 1,
     pixel replacement FORCE, line type and fill mask all bits set
   modes 03h and 06h can also be set with the standard INT 10/AH=00h

See Also: INT 0F"HP 95LX",INT 10/AH=00h,INT 15/AX=4DD4h