Chapter 2: Installation

2-19

SMB Power (I2 C)

Connector
I2 C Connector (PSSMB), located

next to the IDE#2 Connector, moni-

tors onboard power supply, fan and

system temperatures.

PWR SMB
Pin Defi nitions
Pin# Defi nition
1 Clock
2 Data
3N/A
4N/A
5N/A

SMB Header

A System Management Bus header is

located at J22. Connect the appropri-

ate cable here to utilize SMB on your

system.

SMB Header
Pin Defi nitions
Pin# Defi nition
1 Data
2 Ground
3 Clock
4 No Connection
DIMM A6
DIMM B6
DIMM B2
DIMM A2
DIMM B5
DIMM A5
JRB1
24-Pin ATX PWR
CPU 4
CPU 3
COM2
ICH5R
JPL1
JP13
Slot 5 PCI-Ex4(in x8 Slot)
Battery
JPG1 SCSI Channel A
I-SATA1
IPMI
IDE #2
Fan1
VGA
CTRL
USB2/3
KB/
Mouse
USB0/1
COM1
VGA
(South Bridge)
DIMM B1
DIMM A1
X6QT8
®
SUPER
WOL1 I-SATA2
Fan2
GLAN2
DIMM B8
DIMM A8
DIMM B7
DIMM A7
Fan7
Fan8
GLAN1
DIMM A3
DIMM B3
DIMM A4
Fan9
GLAN
CTRL
Slot 6 PCI-Ex8(inx16 slot)
BIOS
Slot 4 PCI-X 133MHz
Slot 3 PCI-X 133MHz
Slot 2 PCI-X 133MHz
Slot 1 PCI-X 100MHz (*: ZCR/Green Slot: X6QT8)
S I/O
J3P1
JAR1
SMB
JL1
WOR1
SCSI Channel B
IDE #1
PSSMB
WD1
Fan3
Fan4
CPU 2
CPU 1
Fan6
Fan5
LE1
JD1
UXMB1
UXMB2
UXMB3
DA1
DA2
J27
JPA1
8-Pin PW
8-Pin PW
UXMB4
E8501
(North Bridge)
PXH
PXH
SCSI
AIC7902W
DIMM B4
JPA2
JWF1
Floppy
JOH1
JPA3
JBT1
JWF2
SPKR
CPLD
JFSB1
JTAG
FP CTRL
A. SMB
B. PWR SMB
A
B