Intel SE7520JR2 4.7.1Operating Model, C78844-002, System BIOS, Intel® Server Board SE7520JR2, Table 43: Security Features Operating Model

System BIOS Intel® Server Board SE7520JR2

4.7.1Operating Model

The following table summarizes the operation of security features supported by the BIOS.

Some security features require the Intel Management Module (IMM) to be installed. These include “Diskette Write Protect”, “Video Blanking”, and “Power Switch inhibit.”

Table 43: Security Features Operating Model

Mode	Entry	Entry Criteria	Behavior	Exit Criteria	After Exit
	Method/
	Event
Secure boot	Power	User Password	Prompts for password if	User	Floppy writes are re-
	On/Reset	and Secure Boot	booting from drive A.	Password	enabled. Front panel
		Enabled	Enters secure mode just	Admin	switches are re-enabled.
			before scanning option	Password	PS/2 Keyboard and PS/2
			ROMs as indicated by		mouse inputs are
			flashing LEDs on the		accepted. System
			keyboard. Disables the		attempts to boot from drive
			NMI switch on the front		A. If the user enters
			panel if enabled in Setup.		correct password, and
					drive A is bootable, the
			Accepts no input from		system boots normally
			PS/2 mouse or PS/2
			keyboard; however, the
			Mouse driver is allowed
			to load before a
			password is required. If
			booting from drive A and
			the user enters correct
			password, the system
			boots normally.
			If the IMM module is
			installed and the options
			are enabled in Setup, the
			system also blanks on-
			board video, disables
			floppy writes, and
			disables the power and
			reset switches on the
			front panel.
Password	Power	User Password	System halts for user	User	Front Panel switches are
on boot	On/Reset	set and	Password before	Password	re-enabled. PS/2
		password on	scanning option ROMs.	Admin	Keyboard and PS/2 mouse
		boot enabled	The system is not in	Password	inputs are accepted. The
		and Secure Boot	secure mode. No mouse		system boots normally.
		Disabled in	or keyboard input is		Boot sequence is
		setup	accepted except the		determined by setup
			password.		options.
Fixed disk	Power	Set feature to	Will write protect the	Set feature	Hard drive will behave
boot sector	On/Reset	Write Protect in	master boot record of the	to Normal in	normally.
		Setup	IDE hard drives only if the	Setup
			system boots from a
			floppy. The BIOS will
			also write protect the boot
			sector of the drive C: if it
			is an IDE drive.

106	Revision 1.0
	C78844-002