PORTIBM PC Portable (uses same BIOS as XT) 06E8-06EF - 8514/A and compatible (e.g. ATI Graphics Ultra) - HORZ DISPLYD
SeeAlso: PORTIBM PC Portable (uses same BIOS as XT) 02E8h-02EFh,PORTIBM PC Portable (uses same BIOS as XT) 0AE8h,PORTIBM PC Portable (uses same BIOS as XT) 96E8h,PORTIBM PC Portable (uses same BIOS as XT) 9AE8h

06E8w -W  CRT control: horizontal displayed