SUPER MICRO Computer X8STE, X8ST3-F user manual 2-25, Power Supply I2C Connector, Onboard Power LED

Chapter 2: Installation

Power Supply I2C Connector

Power Supply (I2C) Connector, locat- ed at SMB_PS1 on the motherboard. This connector monitors the status of the power supply, fan and system temperature. See the table on the right for pin definitions.

Onboard Power LED

An onboard Power LED header is located at JLED1. This Power LED header is connected to Front Control Panel located at JF1 to indicate the status of system power. See the table on the right for pin definitions.

PWR Supply I2C

Pin Definitions

Pin# Definition

1Clock

2Data

3PWR Fail

4Ground

Onboard PWR LED

Pin Definitions

Pin# Definition

1VCC

2No Connection

3Connection to PWR LED in JF1

	KB/MOUSE	JPUSB1 JPW2
USB 0/1	IPMI LAN
COM1		LAN CTRL
		for IPMIl LAN
VGA	LAN
	CTRL1

A

SMBUS_PS1

DIMM3A

DIMM3B

DIMM2A

DIMM2B

DIMM1A

DIMM1B

FAN1

JPW1

CPU FAN

A. PWR SMB

B. PWR LED

LAN2 LAN1

LAN

CTRL2

FAN5

Intel Processor

Slot6 PCI-E 2.0 X8 on X16

Intel X58-Express

North Bridge

Battery

SPKR1

JBT1

JWOL

	JLED	B
	LE1
	JF1
		1
	JOH
	JWD
FAN2
	JD1
T-SGPIO1	JAR
	I-SATA1	I-SATA0

X8ST3-F/X8STE SI/O

COM2

1

Slot5 PCI-E 2.0 X8

I-Button

Slot4 PCI-E 2.0 X4 on X8	BMC
	Firmware

JPL1
JPL2		JPG1
Slot3 PCI-E 2.0 X8
		BMC CTRL
Slot2 PCI 33MHz		WPCM 450
	JBMC1		SAS0
Slot1 PCI 33MHz		JPUSB3
Floppy	JI2C1	JI2C2
	BMC JTAG	USB2 USB3

	BIOS		Intel ICH10R
			South Bridge
			SAS CTRL
			LSI 1068E
		3-SGPIO1
SAS1	SAS2	SAS3	SAS4	SAS5 LES2 SAS6
		3-SGPIO2

JPS2

T-SGPIO2 I-SATA3		I-SATA2
	I-SATA5	I-SATA4
	USB 6/7
	USB 4/5
JPUSB2
JPS1	JL1
		1

LES1 FAN3

SAS7

FAN4

2-25