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COM Header
A single COM connection (COM1) is located on the motherboard. COM1 is located next to
P1 SLOT1. Refer to the layout below for the location of COM1.
M.2-C1/M.2-C2 Slots (for NVMe Only)
Two M.2 slots are located at M.2-C1 and M.2-C2 on the motherboard. These M.2 slots support
PCIe 5.0 x4 M.2 NVMe devices in the 2280 and 22110 form factors. M.2 allows for a variety
of card sizes, increased functionality, and spatial efficiency. Refer to the layout below for the
locations of M.2-C1 and M.2-C2.
JPTG1
BMC
LAN
CTRL
LEDBMC1
FAN7
JNCSI1
1
FAN6
FAN5
COM1
2
BIOS
M.2-C1
LICENSE
MH10
MH11
(NVME ONLY)
LED4
JTP1
T-SGPIO1
USB0/1
JBT1
(CLEAR CMOS)
JVRM1
JVRM2
MH13
JPG1
PCH
MH12
FANC
3
USB6/7 (3.0)
USB8 (3.1 Gen 2)
JS1
(SATA0~7)
FANB
BT1
JSD1
JSD2
M.2-C2
FANA
LED7
(NVME ONLY)
I-SATA9
I-SATA8
FAN4
FAN3
JL1
COM Header
Pin Definitions
Pin#
Definition
Pin#
1
DCD
6
2
RXD
7
3
TXD
8
4
DTR
9
5
Ground
10
VGA
LAN1
LAN2
USB4/5 (3.0)
USB2/3 (3.0)
JAUDIO1
FAN8
CPU2
X13DAI-T
MAC CODE
BAR CODE
REV:1.00
IPMI CODE
CM CODE
DESIGNED IN USA
CPU1
75
Definition
DSR
RTS
CTS
RI
N/A
AUDIO FP
1. COM1
2. M.2 Slot (M.2-C1)
3. M.2 Slot (M.2-C2)
FAN9
JPWR2
JPWR3
JPWR1
JPI2C1
(PWR I2C)
JF1
FAN1
FAN2
Chapter 2: Installation
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