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2.6 Connectors and Headers
Power Connectors
The primary ATX power supply connector (JPWR1) meets the ATX SSI EPS 12V specification.
JPV1 is the 12V DC power connector that provides power to the motherboard. JPH1 is a
4-pin HDD power connector that provides power to onboard hard disk drives.
8-pin 12V Power
Pin Definitions
Pins
Definition
1 - 4
Ground
5 - 8
+12V
4-pin HDD Power
Pin Definitions
Pins
Definition
1
12V
2-3
Ground
4
5V
LED2
UID
C
MH6
C
A
JSXB1A
LED3
LEDM1
C
A
JVGA1
COM2
JMD1_SRW1
JMD2_SRW1
JSIM1
JPL2:
LAN 2/3/4/5
1-2:ENABLE
2-3:DISABLE
JPL3:
LAN 6/7/8/9
1-2:ENABLE
2-3:DISABLE
JMD2:M.2-H
PCI-E 3.0 X2 / S-SATA4
JSXB1C
MH2
JNVI2C1
MH7
USB 0/1
3
USB 2/3
S-SATA3
JF1
S-SATA2
JPW1
MH4
JBT1
LED1
PRESS FIT
LAN 2/3/4/5/6/7/8/9
LAN 10/11
JSDP3
LAN 12/13
JBM1
J1
BAR CODE
DESIGNED IN USA
X11SDW-4C-TP13F
REV:1.01
CPU
JF1:
PWR
OH
HDD
PWR
RST X
NIC2
NIC1
LED
ON
FF
LED
JD1:
JPT1:TPM
1-3:PWR LED
1-2:ENABLE
4-7:SPEAKER
2-3:DISABLE
FAN4
ATX Power 24-pin Connector
Pin Definitions
Pin#
Definition
13
+3.3V
14
-12V
15
Ground
16
PS_ON
17
Ground
18
Ground
19
Ground
20
Res (NC)
21
+5V
22
+5V
23
+5V
24
Ground
1. 24-pin ATX Power
JBM2
2. 8-Pin 12V Power
COM1
3. 4-pin HDD Power
USB 4/5
LAN 1
IPMI_LAN
MH3
JPL1
JPI2C1
JLANLED1
JTGLED2
JMD3:M.2-P
PCI-E 3.0 X1
JTGLED1
JMD3_SRW1
JL1
JMD1: M.2-H
PCI-E 3.0 X4 / I-SATA4
2
MH5
1
JSTBY1
BT1
MH1
FAN3
37
Chapter 2: Installation
Pin#
Definition
1
+3.3V
2
+3.3V
3
Ground
4
+5V
5
Ground
6
+5V
7
Ground
8
PWR_OK
9
5VSB
10
+12V
11
+12V
12
+3.3V
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