2-18
KT3 Ultra2-C ATX Mainboard
IrDA Infrared Module Header: JIR1
The connector allows you to connect to IrDA Infrared module. You
must configure the setting through the BIOS setup to use the IR function.
JIR1 is compliant with Intel
®
Front Panel I/O Connectivity Design Guide.
Pin
Signal
1
NC
2
NC
3
VCC5
4
GND
5
IRTX
6
IRRX
JIR1 Pin Definition
Chassis Intrusion Switch Connector: J3
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.
J3
2
1
GND
CINTRU
JIR1
6
5
2
1