23
Installing the Motherboard
CD_IN: Analog audio input header
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.
SPDIFO1: 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 CD in_L CD In left channel
2 GND Ground
3 GND Ground
4 CD in_R CD In right channel
Pin Signal Name Function
1 Ground 2 TX+
3 TX- 4 Ground
5 RX- 6 RX+
7 Ground - -
Pin Signal Name
Pin Signal Name
Pin Signal Name Function
1 SPDIF SPDIF digital output
2 +5VA 5V analog power
3 Key No pin
4 GND Ground
Pin Signal Name
Function
TV_OUT: TV-out header (optional)
Users may connect this header to your TV set to achieve the TV-out function.
Pin Signal Name Function
1 GND Ground
2 COMP Composite
3 Y Luminance
4 GND Ground
5C Chrominance
6 KEY No pin
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