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Universal Serial Bus (USB) Ports
There are two USB 3.0 ports (USB2/3) on the I/O back panel and one USB 2.0 header
(USB0/1) on the motherboard. The onboard headers can be used to provide front side USB
access with a cable (not included).
Front Panel USB0/1 (2.0) Headers
Pin Definitions
Pin#
Definition
Pin#
1
+5 V
2
3
USB_N
4
5
USB_P
6
7
Ground
8
9
Key
10
MH2
LED3
VGA
JPG1:VGA
1-2:ENABLE
2-3:DISABLE
Aspeed
2600
LEDT4
LEDT3
JMD1_SRW1
LEDT2
LEDT1
LAN3/4
1
JMD1:M.2-HC PCIe 4.0 X4/S-SATA 3.0
JMD1
P1_NVME0
JTPM1
JGP1
JL1
MH4
CHASSIS INTRUSION
Definition
Pin#
+5 V
1
USB_N
2
USB_P
3
Ground
4
NC
5
6
7
8
9
2
COM1
Intel
IPMI_LAN
X550
USB 2/3(3.0)
LAN1/2
CPU
JPV1
JPF1:
1-2:NORMAL
2-3:POWER FORCE ON
FAN2
JPF1
JF1:
PWR
X OH NIC2
HDD PWR
RST
NIC1
ON
FF
LED LED
JBT1
: CMOS Clear
31
Back Panel USB2/3 (3.0) Ports
Pin Definitions
Definition
Pin#
+5 V
10
USB_N
11
USB_P
12
Ground
13
USB3_RXN
14
USB3_RXP
15
Ground
16
USB3_TXN
17
USB3_TXP
18
1. USB0/1
2. USB2/3
MH1
PJ1
LED1
JF1
MH3
Chapter 2: Installation
Definition
+5 V
USB_N
USB_P
Ground
USB3_RXN
USB3_RXP
Ground
USB3_TXN
USB3_TXP
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