SUPER MICRO Computer X7DBi+ user manual SMBus PS I2C Connector, SMB J18 PWR SMB J17

Chapter 2: Installation

SMB

A System Management Bus header is located at J18. Connect the appropri- ate cable here to utilize SMB on your system.

SMBus PS (I2C) Connector

Power Supply SMB (I2C) Connector (J17) monitors the status of power supply, fans and system tempera- tures. See the table on the right for pin definitions.

SMB Header

Pin Definitions

Pin# Definition

1Data

2Ground

3Clock

4No Connection

PWR SMB

Pin Definitions

Pin# Definition

1Clock

2Data

3PWR Fail

4Ground

5+3.3V

		DIMM 4D (Bank4)	CPU FAN1	24-Pin ATX PWR	8-Pin PWR
FAN5	Bank4	DIMM 4C (Bank4)	FAN7			FP CTRL
					4-Pin PWR
FAN6		DIMM 4B (Bank4)
		DIMM 4A (Bank4)				Buzzer

A. SMB (J18)

B. PWR SMB (J17)

KB/Mouse

	Bank3
	USB 0/1
COM1	Bank2
	Printer
VGA	Bank1

DIMM 3D (Bank3)

DIMM 3C(Bank3)

DIMM 3B(Bank3)

DIMM 3A (Bank3)

DIMM 2D(Bank2)

DIMM 2C (Bank2)

DIMM 2B(Bank2)

DIMM 2A(Bank2)

DIMM 1D(Bank1)

DIMM 1C(Bank1)

DIMM 1B(Bank1)

PSF SMBus PSJ3P

JAR B

CPU1

FAN1

FAN2

JD1

LE1

GLAN2 GLAN1

X7DBi+

VGA

CTRL

Memory

VGA

GLAN

CTRL

Slot7 SIMLP

JPG1

Slot6 PCI-E X8

Slot5 PCI-E X4

Slot4 PCI-E X8

Slot3 PCI-E X4

DIMM 1A(Bank1)

CPU2

Intel 5000P

(North Bridge)

JWD

J28		SATA0-I SATA1-I SATA2-I SATA3-I	SATA4-I SATA5-I	BIOS
J27	WOL

USB 4	JBT1	JPL1
Intel		SI/O
		JPL2
ESB 2
		JK1
(SouthBridge)
		KEYLOCK

		JOH1
		FAN3
		FAN8
	CPU FAN2
Floppy	Compact Flash	IDE#1
JCF1	J29J30
JWF1
Battery

Slot2 PCI-E X4

A

Slot1 PCI-X 133MHZ	USB 2/3	SMB		FAN4
WOR			JL1

2-21