I/O Panel - ASROCK IMB-185 User Manual

1.4 I/O Panel

11
1 COM Port (COM1)*
2 COM Port (COM3)*
3 LAN RJ-45 Port (LAN1)**
4 LAN RJ-45 Port (LAN2)**
5 Line out (Lime)
6 Microphone (Pink)
* This motherboard supports RS232/422/485 on COM1~3 ports. Please refer to below table for
the pin definition. In addition, COM1~3 ports (RS232/422/485) can be adjusted in BIOS setup
utility > Advanced Screen > Super IO Configuration. You may refer to page 30 for details.
COM1~3 Port Pin Definition
PIN
1 DCD, Data Carrier Detect
2 RXD, Receive Data
3 TXD, Transmit Data
4 DTR, Data Terminal Ready
5
6 DSR, Data Set Ready
7 RTS, Request To Send
8 CTS, Clear To Send
9 No Power/+5V/+12V
** There are two LEDs next to the LAN port. Please refer to the table below for the LAN port
LED indications.
LAN Port LED Indications
Activity/Link LED
Status Description
Off No Link
Blinking Data Activity
On Link
1
10
RS232
GND
SPEED LED
Status
Off
Orange
Green
2 3
9
7 USB 2.0 Ports (USB_23)
8 USB 3.0 Ports (USB_01)
9 VGA Port (VGA1)
10 COM Port (COM2)*
11 HDMI Port (HDMI1)
RS422 RS485
TX- RTX-
RX+ N/A
TX+ RTX+
RX- N/A
GND GND
N/A N/A
N/A N/A
N/A N/A
N/A N/A
Description
10Mbps connection
100Mbps connection
1Gbps connection
10
4
8
7
ACT/LINK SPEED
LED LED
LAN Port
5
6