Chassis Intrusion Switch Connector: Jci1; Irda Infrared Module Header: Jir1; Serial Port Connector: Jcom1 - MSI MS-7236 Manual

IrDA Infrared Module Header: JIR1

The connector allows you to connect to IrDA Infrared module. You must con-
figure the setting through the BIOS setup to use the IR function. JIR1 is compliant with
®
Intel Front Panel I/O Connectivity Design Guide.

Serial Port Connector: JCOM1

The mainboard offers one 9-pin male DIN connector COM 1 (on the rear panel), and
one optional serial port JCOM1. Both are 16550A high speed communication ports
that send/receive 16 bytes FIFOs. You can attach a serial mouse or other serial
device directly to them.
JCOM1
10 9
2 1

Chassis Intrusion Switch Connector: JCI1

This connector is connected to a 2-pin chassis switch. If the chassis is opened,
the switch will be short. The system will record this status and show a warning
message on the screen. To clear the warning, you must enter the BIOS utility and
clear the record.
JIR1
6 5
2 1
Pin Definition
PIN SIGNAL DESCRIPTION
1 DCD
2 SIN
3 SOUT
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
10 X
2
GND
1
CINTRU
JCI1
Hardware Setup
Pin Definition
Pin Signal
1 IRRX
2 IRTX
3 GND
4 VCC5
5 NC
6 NC
Data Carry Detect
Serial in or receive data
Receive Data Transmit
Serial out or transmit data
Data
Data Set Ready
Request To Send Ring
Clear To Send
Indicate
X
2-19