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Headers
COM Header
The motherboard has one COM header (COM1) that provides a serial connection .
4-pin External BMC I
2
A System Management Bus header for IPMI 2.0 is located at JIPMB1. Connect a cable to
this header to use the IPMB I
definitions.
USB0/1(3.0)
BMC_LAN
SRW4
MH4
1
SRW3
2
MH6
P1 - AIOM PCIe5.0 x16
JRK1
MH15
MH11
J18
MH16
MH17
JPW1
BT1
SATA9
MH13
SATA1
SATA8
JAIOMSB1
SATA2
X13SEFR-A
REV: 1.01
JBT1
DESIGNED IN USA
CMOS CLEAR
MH9
BIOS LICENSE
MH8
JNVME4
JNVME3
FAN4 FAN3
FAN2
MH1
COM Header (COM1)
Pin Definitions
Pin#
Definition
1
DCD
3
RXD
5
TXD
7
DTR
9
Ground
C Header
C connection on your system. Refer to the table below for pin
2
External I
Pin Definitions
Pin#
Definition
1
Data
2
Ground
3
Clock
4
No Connection
VGA
MH3
UID_LED
SRW2
SRW1
J17
LE6
MH10
LED1
JPWRMAX1
MH7
MH5
MH14
MH12
JPW2
NVME5
JPW3
MH2
FAN1
Pin#
Definition
2
DSR
4
RTS
6
CTS
8
RI
10
N/A
C Header
2
1. COM Header
2. 4-pin External BMC I
Header
39
Chapter 2: Installation
C
2
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