Intel SR1520ML manual Configuration Jumpers, Two Intel Server Boards X38ML have the same jumpers

Configuration Jumpers

The two Intel® Server Boards X38ML have the same jumpers.

	A
B	D
C
	E

Callout	Location	Jumper Name	Jumper Purpose
A	J1A4	iBMC Boot	When pins 2-3 are jumpered, the iBMC boot block
		Block Write	is write enabled. When pins 1-2 are jumpered, the
		Protect	iBMC boot block is write protected. Pins 1-2 should
			be jumpered for normal operation.
B	J1A2	BIOS	When pins 2-3 are jumpered, the BIOS will be
		Recovery	recovered on the next boot. Pins 1-2 should be
		Mode	jumpered for normal operation.
C	J1A3	CMOS Clear	When pins 2-3 are jumpered, the CMOS settings
			will be cleared on the next boot. Pins 1-2 should be
			jumpered for normal operation.
D	J3A1	iBMC Force	When pins 2-3 are jumpered, the iBMC firmware
		Update Mode	will be updated on the next boot. Pins 1-2 should
			be jumpered for normal operation.
E	J6B1	Password	When pins 2-3 are jumpered, the administrator
		Clear	and user passwords will be reset on the next boot.
			Pins 1-2 should be jumpered for normal operation.

Figure 7. Configuration Jumpers

10 Intel® Server System SR1520ML User’s Guide