Chapter 2: Installation
2-27
JF1
LE4
SW1
J18
JWR2
JWR1
FA
N2
FAN1
FAN4
JP10
JWOL1
J19
JWD1
J1
19
JPL1
JPG1
JPEN1
JBT1
LEB1 LEB2
LE2
JBAT1
JNMI1
JSPK1
J_UID_OW
T-SGPIO0
I-SA
TA5
I-SA
TA4
P1 DIMM3B
P2 DIMM1A
P1 DIMM3A
P2 DIMM1B
P1 DIMM2B
P2 DIMM2A
P1 DIMM2A
P2 DIMM2B
P1 DIMM1B
P2DIMM3A
P2DIMM3B
VGA
COM1
LAN2
LAN1
USB0/1
IPMI_LAN
PCI-E 2.0 GEN2 X16
CPU2
I-SA
TA3
I-SA
TA1
IPMB
USB2/3
I-SA
TA0
PWR I2C
CPU1
T-SGPIO1
P1 DIMM1A
FA
N3
Battery
X8DTT Series
BIOS
I-SA
TA2
Intel
5520/5500
Intel
ICH-10R
Nuvoton
WPCM450
PHY
InfiniBand CTRL
LAN CTRL
InfiniBand
Connector
4-pin PWR
(North Bridge)
(South Bridge)
JTPM1
LE1
Rev. 2.0
JBMC1
JPB
A
Required Connection
D
4-pin Auxiliary Power Connector
In addition to two 20-pin power connectors, a
4-pin 12V PWR supply is located at JP10 on
the motherboard. This power connector is used
to provide power supply to hard drive disks.
Refer to the layout below for the location.
Note1:
The 4-pin Auxiliary Power
Connector is used for power supply
output to HDDs only.
Note 2
: The black square (dot) on the
power connector indicates the loca-
tion of Pin 1. (See the pictures below
for the power cable connections.)
B
C
4-Pin Power
Pin Defi nitions
Pin # Defi nition
1
+12V
2
Ground
3
Ground
4
+5V
A. 4-pin Aux. PWR
B. One Male (Receptacle)
PWR Connector
C.& D. Two Female PWR
Connectors