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Chapter 2: Installation
COM Ports
There are two COM connections on this motherboard. COM1 is located on the I/O back panel.
COM2 is located next to MH1.
COM Port
Pin# Pin#
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 N/A
VGA Port
A video (VGA) port is located next to LAN2 on the I/O back panel. Refer to the board layout
below for the location.
BMC
JPG1
JWD1
I-SGPIO1
I-SGPIO2
M.2-P
M.2 NVME
I-SATA4
I-SATA3
I-SATA2
MEGERAC
LICENCE
BT1
CPU SLOT6 PCIe 4.0 x8 (IN x16)
PCH SLOT4 PCIe 3.0 x2 (IN x4)
CPU SLOT5 PCIe 4.0 x8
JBT1
REV:1.01
X12STL-F
JUIDB1
LED1
LEDM1
JPCIE7
FAN4
COM2
USB2/3
JIPMB1
JPME2
JPWR2
JPWR1
JPI2C1
JF1
USB6/7 (3.0)
JL1
JSD2
JSD1 USB8(3.0)
LED4
LED3
JSTBY1
FAN1FAN2
FAN3
FANAFANB
I-SATA1
I-SATA0
JPCIE6
JPCIE5
JPCIE4
JPCIE5
MH10
MH11
JTPM1
CPU SLOT7 PCIe 4.0 x4 (IN x8)
DIMMB1
DIMMA2
DIMMB2
DIMMA1
USB0/1
BMC_LAN
COM1
VGA
LAN2
LAN1
USB4/5
I-SATA5
CHASSIS INTRUSION
PWRI2C
DESIGNED IN USA
M.2
CPU
1. VGA Port
2. COM1
3. COM2
1
2
3
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