Intel Xeon Jumper Settings Sheet 1 of, Jumpers and Headers, Ref Des, Description/Settings

Jumpers and Headers

Table 4.	Jumper Settings (Sheet 1 of 3)
	Jumper Name	Ref Des	Description/Settings	Default
				Position
			Enables 3.3 V AUX
	3.3V Aux Enable	J1A1	1-2:Enable 3.3 V AUX for wake events	1-2
			Open: 3.3 V Operation Only
			Enable PXH
	Enable PXH	J2G2	1-2:Enable	1-2
			Open: Disable
			Prevents the system from rebooting following
	No Reboot	J2G3	a reset from Intel 6300ESB I/O Controller	Open
			1-2:No Reboot
			Open: Normal
			Enable on SIO
	Enable Super I/O Chip	J2J1	1-2:Enable	1-2
			Open: Disable
			Enables 5 V AUX
	5V Aux Enable	J3A1	1-2:Enable 5 V VAUX for wake events	1-2
			Open: 3.3 V Operation Only
			Override VRM disable if no CPU0 installed
	CPU0 Present Override	J2H114	1-2 Override	Open
			Open : Normal
			Enable on Board video	1-2
	Enable Video	J4A1	1-2:Enable	(not
			Open: Disable	populated)
		J3J1	LED Control	1-2
			1-2 : Illuminate LED CR4J1 when EDT expires
	ICH WDT Output
		J3J2	Reset Control	1-2
			1-2 : Reset board when WDT Expires
	ICH VSWING Header	J4G5	Access to ICH VSWING pin	Open
			Do not Install Jumper
	ICH VREF Header	J4G6	Access to ICH VREF pin	Open
			Do not Install Jumper
			Access to PCI SMbus
			Do not install Jumper
	PCI SMBus Header	J4H1	1: PCI _SMBDAT	Open
			2. Ground
			3. PCI_SMBCLK
			Access to DDR SMbus
			Do not install Jumper
	DDR SMBus Header	J4H3	1: DIMM _SMBDAT	Open
			2. Ground
			3. DIMM_SMBCLK

22Intel® Xeon™ Processor, Intel® E7520 Chipset, Intel® 6300ESB ICH Development Kit User’s Manual