MSI 745 ULTRA User Guide - Page 29
Connectors
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Hardware Setup Connectors The mainboard provides connectors to connect to FDD, IDE HDD, case, modem, LAN, USB Ports, IR module and CPU/System FAN. Floppy Disk Drive Connector: FDD1 The mainboard provides a standard floppy disk drive connector that supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types. FDD1 IrDA Infrared Module Header: JIR1 This connector allows you to connect to IrDA Infrared modules. You must configure the setting through the BIOS setup to use the IR function. The JIR1 is compliant to Intel Front Panel I/O Connectivity Design Guide. 2-11 51 JIR1 62 JIR1 Pin Definition Pin Signal 1 NC 2 NC 3 VCC5 4 GND 5 IRTX 6 IRRX
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Hardware Setup
2-11
The mainboard provides connectors to connect to FDD, IDE HDD,
case,
modem, LAN, USB Ports, IR module and CPU/System FAN.
Floppy Disk Drive Connector: FDD1
The mainboard provides a standard floppy disk drive connector that
supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types.
Connectors
IrDA Infrared Module Header: JIR1
This connector allows you to connect to IrDA Infrared modules. You
must configure the setting through the BIOS setup to use the IR function. The
JIR1 is compliant to Intel Front Panel I/O Connectivity Design Guide.
FDD1
1
NC
2
NC
3
VCC5
4
GND
5
IRTX
6
IRRX
Pin
Signal
JIR1 Pin Definition
1
2
5
6
JIR1