LAN Ports
Two Gigabit Ethernet ports (LAN1, LAN2) are located on the I/O back panel. In addition, a
dedicated IPMI LAN is located above USB4/5. All of these ports accept RJ45 cables. Please
refer to the LED Indicator section for LAN LED information.
LAN Port
Pin Definition
Pin#
Definition
Pin#
1
TD0-
11
2
TD0+
12
3
TD1-
13
4
TD1+
14
5
TD2-
15
6
TD2+
16
7
TD3-
17
8
TD3+
18
9
COMMCT
10
GND
2
1
JUIDB1
LE1
USB1
USB0
VGA
LAN2
Intel
Aspeed
X550
AST2500
LEDM1
MH10
BT1
M.2-H_1 PCI-E 3.0 X4
Intel
C621
M.2-H_2 PCI-E 3.0 X4
JBT1
CPU
S-SGPIO1
I-SGPIO2
FAN4
FAN3
IPMI CODE
SAN MAC
MAC CODE
BAR CODE
JPI2C1
Definition
P3V3_Dual
Act LED (Yellow)
Link 1000
(Amber)
Link 100 LED
(Green)
GND
GND
GND
GND
3
LAN1
IPMI_LAN
USB4/5(3.0)
MH12
SP1
LE3
LE4
BIOS LICENSE
FAN2
FAN1
JL1
37
Chapter 2: Installation
IPMI LAN
Pin Definition
Pin#
Definition
Pin#
9
19
10
TD0+
20
11
TD0-
21
12
TD1+
22
13
TD1-
23
14
TD2+
24
15
TD2-
25
16
TD3+
26
17
TD3-
18
GND
1. LAN1
2. LAN2
3. IPMI LAN
Definition
GND
Act LED
(Yellow)
Link 100 LED
(Green)
Link 1000 LED
(Amber)
SGND
SGND
SGND
SGND