INT 10 - Chips & Technologies Extended BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware.  The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - SET POWER-ON DISPLAY MODE
	AX = 5F03h
	BL = 00h
	CL = display mode
	CH = mode (see #00181)
Return: AL = 5Fh if function supported
	    AH = status
		00h unsuccessful
		01h successful
SeeAlso: AX=5F02h,AX=5F03h/BL=01h"Chips",AX=5F90h


Bitfields for Chips&Technologies display mode:
Bit(s)	Description	(Table 00181)
 1-0	scanlines (00 = 200, 01 = 350, 10 = 400)
 7	persistence (0 reset on next boot, 1 until changed)