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Chapter 2: Installation
2.7 Connectors
Power Connections
Main ATX Power Supply Connector
The primary power supply connector (JPW1) meets the ATX SSI EPS 24-pin specification
(see below). You must also connect the 8-pin (JPW2) processor power connector to your
power supply.
ATX Power 24-pin Connector
Pin Definitions
Pin#
Definition
Pin#
Definition
13
+3.3V
1
+3.3V
14
-12V
2
+3.3V
15
COM
3
COM
16
PS_ON
4
+5V
17
COM
5
COM
18
COM
6
+5V
19
COM
7
COM
20
Res (NC)
8
PWR_OK
21
+5V
9
5VSB
22
+5V
10
+12V
23
+5V
11
+12V
24
COM
12
+3.3V
Required Connection
MAC CODE
BIOS
LICENSE
DESIGNED IN USA
X11SAE-M
REV: 1.01
BAR CODE
S1
BIOS RESTORE
JF1
JPW2
JPW1
SP1
B3
JD1
JBT1
JTBT1
JSD1
JTPM1
JL1
JSTBY1
COM1
I-SA
TA3
I-SA
TA2
I-SA
TA7
I-SA
TA6
I-SA
TA1
I-SA
TA5
I-SA
TA0
I-SA
TA4
I-SGPIO1
I-SGPIO2
J23
LED3
LED1
FAN2
FAN1
FAN4
FAN5
JPME2
JP
AC1
JWD1
JI2C1 JI2C2
JLED1
JPL2
JPL1
JVR1
MH12
MH9
MH10
MH11
FAN3
PCH
C236
SIO
BIOS
USB8/9(3.0)
USB10/11(3.0)
USB2/3
USB4/5
AUDIO FP
SLOT5 PCI 33MHz
PCH SLOT4 PCI-E 3.0 X4
CPU SLOT7 PCI-E 3.0 X16
HD AUDIO
UNB ECC/NON-ECC DDR4 DIMM REQUIRED
ALWAYS POPULATE BLUE SOCKET FIRST
M.2 PCI-E 3.0 X4
USB0/1
LAN2
USB6/7(3.0)
LAN1
HDMI/DP
DVI-D
DIMMB2
DIMMB1
DIMMA2
DIMMA1
CPU F
AN
USB12/13(3.1)
CPU Socket LGA 1151
1. 24-Pin ATX Main PWR
1