INT 10 - UNCHAIN - UPDATE PAGE 2 OFFSET AX = CB02h BX = offset of page 2 Return: nothing Desc: inform UNCHAIN of the location of video page 2 in video memory; the default is 3E80h (16000, for 320x200) SeeAlso: AX=CB00h,AX=CB01h,AX=CB03h,AX=CB04h