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Chapter 4: Motherboard Connections
4.3 Rear I/O Ports
The following rear input/output ports are provided by the motherboard.
Figure 4-2. Rear I/O Ports
14
1
9
8
7
6
5
4
3
2
10
13
12
11
18
17
16
15
LAN Ports
The motherboard has 13 LAN ports. LAN1 is a 1G port, LAN2/LAN3 are 10G SFP+ ports,
and LAN4 - LAN13 are 10G ports. In addition to the LAN ports, the motherboard offers a
dedicated IPMI LAN port. Refer to the table below for the pin definitions.
LAN Port
Pin Definition
Pin#
Definition
Pin#
Definition
1
TX_D1+
5
BI_D3-
2
TX_D1-
6
RX_D2-
3
RX_D2+
7
BI_D4+
4
BI_D3+
8
BI_D4-
Item Description
Item
Description
Item Description
Item Description
1.
COM1
6.
SFP+ LAN13
11.
LAN2
16.
LAN9
2.
USB5 (USB3.0)
7.
SFP+ LAN12
12.
LAN5
17.
LAN8
3.
USB4 (USB3.0)
8.
LAN11
13.
LAN4
18.
UID Switch
4.
IPMI LAN
9.
LAN10
14.
LAN7
5.
LAN1
10.
LAN3
15.
LAN6
