24
Installing the Motherboard
IRDA: Infrared header
The motherboard supports an Infrared (IRDA) data port. Infrared ports allow the wireless
exchange of information between your computer and similarly equipped devices such as
printers, laptops, Personal Digital Assistants (PDAs), and other computers.
Pin
Description
1
RSVD
2
No Pin
3
IR Power, +5V
5
IR_Tx
6
IR_Rx
4
Ground
Pin
Signal Name
SATA1/2/3/4: Serial ATA connectors
These connectors are use to support the new Serial ATA devices for the highest date transfer
rates (150 MB/s), simpler disk drive cabling and easier PC assembly. It eliminates limitations
of the current Parallel ATA interface. But maintains register compatibility and software
compatibility with Parallel ATA.
Pin
Signal Name
Function
1
Ground
2
TX+
3
TX-
4
Ground
5
RX-
6
RX+
7
Ground
-
-
Pin
Signal Name
Pin
Signal Name
SPDIF-I1: SPDIF in header
This is an optional header that provides an S/PDIF (Sony/Philips Digital Interface) input to
digital multimedia device through optical fiber or coxial connector.
SPDIF-O1: SPDIF out header
This is an optional header that provides an S/PDIF (Sony/Philips Digital Interface) output
to digital multimedia device through optical fiber or coxial connector.
Pin
Signal Name
Function
1
VCC3
Power
2
GND
Ground
3
SPDIF
SPDIF digital input
Pin
Signal Name
Function
1
SPDIF
SPDIF digital output
2
+5VA
5V analog power
3
Key
No pin
4
GND
Ground
Function
Pin
Signal Name