Serial Ports - Supermicro X11SBA-LN4F/F User Manual

Serial Ports

There are two COM headers (COM1 and COM2) on the motherboard. See the table below
for pin definitions.
VGA
JPG1
JPAC1
JIPMB1
LEDBMC
SRW1
SRW2
mSATA/mini PCIE
I-SATA1
1
COM1
JL1
1
2
USB7/8
JF1
COM Port
Pin Definitions
Pin# Definition Pin#
1 DCD 6
2 RXD 7
3 TXD 8
4 DTR 9
5 Ground 10
6
1
COM Port Pin Layout
USB2/3(3.0)
USB0/1
LAN2
LAN1
IPMI_LAN
LAN4
LAN3
X11SBA
DESIGNED IN USA
CPU
SODIMM2(1.35V only)
BIOS LICENSE
JSD1
JF1
PWR NIC NIC HDD PWR
RST X OH/FF X NMI
ON 2 1 LED LED
JSATA1
JTPM1
29
Definition
DSR
RTS
CTS
RI
N/A
9
5
1. COM1
2. COM2
HDMI/DP
JPME2
LED1
LED2
FAN1
BAR CODE
JPW2
JSTBY1
BT1
JBT1
JPW1
Chapter 2: Installation