I/O Panel - ASROCK IMB-140D User Manual

1.4 I/O Panel

1
13 12
1 PS/2 Mouse Port
2 Com Port A (COM1)*
3 VGA Port (VGA1)
4 LAN RJ-45 Port**
5 LAN RJ-45 Port**
6 Line out (Green)
7 Microphone (Pink)
* This motherboard supports RS232/422/485 on COM1 port. Please refer to below table for
the pin definition. In addition, COM1 port (RS232/422/485) can be adjusted in BIOS setup
utility > Advanced Screen > Super IO Configuration. You may refer to page 33 for details.
PIN
1
2
3
4
5
6
7
8
9
** There are two LED 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
2 3
11
COM1 Port Pin Definition
RS232
DCD/+5V/+12V
RXD
TXD
DTR
GND
DSR
RTS
CTS
+5V/+12V/RI
SPEED LED
Status
Off
Orange
Green
4
10 9
8 USB 2.0 Ports (USB23)
9 USB 2.0 Ports (USB01)
10 HDMI Port (HDMI1)
11 RJ-45 Com Port C (COM3)
12 Com Port B (COM2)
13 PS/2 Keyboard Port
RS422
TX-/+5V/+12V
RX+
TX+
RX-
GND
N/A
N/A
N/A
N/A
Description
10Mbps connection
100Mbps connection
1Gbps connection
10
5
6
7
8
RS485
RTX-/+5V/+12V
N/A
RTX+
N/A
GND
N/A
N/A
N/A
N/A
ACT/LINK SPEED
LED LED
LAN Port