INT 6F - HP Vectra EX-BIOS - "F_SYSTEM SF_TEST" - PERFORM HARDWARE TEST
	AX = 0216h
	BP = driver ID (see #03741)
Return: AH = status (see #03744)
	BP,DS destroyed
	---on failure---
	CX = length of reason string
	ES:DI -> string describing error
SeeAlso: AH=00h"HP Vectra",AX=0200h,AX=0208h,AX=020Eh,AX=0212h,AX=0214h