Jumpers & Connectors Function, JP8 | Tyan Computer B3970-U specs

Jumpers & Connectors

Jumper

/Connector

J2/J3	3-pin Back Panel Fan Connector

J4/J22/J23/	4-pin Fan Connector with Speed Control
J35

J6	COM2 Header

J24	USB Front Panel Connector

J25	Front Panel SATA LED Pin Header

J26	Front Panel Header

J27	LCM Pin Header

J29	IPMB Pin Header

JP1	VGA Enable/Disable Jumper
	(Close 1-2) Default, Enabled
	(Close 2-3) Disabled

JP2/JP3	SMDC/ASF2.0 Select Jumper
	(Close 1-2) Default, support ASF2.0
	(Close 2-3) support SMDC card

JP6	PCI-X Frequency Select Jumper
	Open: 100MHz
	Installed: Default, 133MHz

JP8	Clear CMOS Jumper
	(Close 1-2) Default
	(Close 2-3) Clear CMOS

J21	TARO SO-DIMM Socket

J36	SMDC Connector

J5/J28	Reserved for OEM only

10	Chapter 1: Overview