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Serial (COM) Ports* : The 9-pin RS232/422/485 serial connector allows you to
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connect devices that have serial ports.
* This motherboard supports RS232/422/485 on COM1, 2 ports. Please refer to table below for the
pin definition. In addition, COM1, 2 ports (RS232/422/485) can be adjusted in BIOS setup utility >
Advanced Screen > Super IO Configuration. You may refer to our user manual for details.
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DP : Connect the DisplayPort to VGA, DVI, HDMI and DisplayPort monitors via
adapter cables.
USB 3.2 Gen2 ports : The USB 3.2 Gen2 ports provide a transfer rate up to 10
6, 11
Gbit/s.
Debug LED** : These LEDs indicate the debug status of the motherboard.Please
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refer to the table below to get more information about the Debug LED.
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LAN ports*** : The RJ-45 LAN ports support a standard Ethernet cable for
10/100/100 Mbps & 2.5G connection to local network.
Antenna Holes : The antenna holes allow you to connect a wireless antenna to
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enhance wireless signal reception.
USB 2.0 ports : The USB port is compatible with USB 2.0 or USB 1.1 devices.
10
Reset Button : Use this button on a computer that allows you to turn off the
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computer off and turn it on again when a program does not work correctly.
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Audio (Mic-In) : The Mic-in audio connector on the I/O panel supports 5.1
channel HD audio and fully complies with Intel® High Definition Audio
specifications.
Audio (Line-Out) : The port connects speakers to the Line-out connector for
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better sound quality.
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Antenna Hole : The antenna hole allows you to connect a wireless antenna to
enhance wireless signal reception.
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COM1, 2 Ports Pin Definition
Pin
RS232
1
DCD, Data Carrier Detect
2
RXD, Receive Data
3
TXD, Transmit Data
4
DTR, Data Terminal Ready
5
GND
6
DSR, Data Set Ready
7
RTS, Request To Send
8
CTS, Clear To Send
9
N/A
RS422
RS485
TX-
RTX-
TX+
RTX+
RX+
N/A
RX-
N/A
GND
GND
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
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