18
Installing the Motherboard
F_AUDIO: Front Panel Audio header
This header allows the user to install auxiliary front-oriented microphone and line-
out ports for easier access.
SATA1~6: Serial ATA connectors
These connectors are used to support the new Serial ATA devices for the highest data
transfer rates (3.0 Gb/s), simpler disk drive cabling and easier PC assembly. It elimi-
nates limitations of the current Parallel ATA interface. But maintains register com-
patibility and software compatibility with Parallel ATA.
SPDIFO: 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 coaxial connector.
Pin Signal Name Function
1 PORT 1L 2 AUD_GND
3 PORT 1R 4 PRESENCE#
5 PORT 2R 6 SENSE1_RETURN
7 SENSE_SEND 8 KEY
Pin Signal Name
9 PORT 2L 10 SENSE2_RETURN
Pin Signal Name
1 Ground 2 TX+
3 TX- 4 Ground
5 RX- 6 RX+
7 Ground - -
Pin Signal Name
Pin Signal Name
2 +5VA 5V analog Power
3 Key No pin
4 GND Ground
Pin Signal Name Function
1 SPDIF SPDIF digital output
SPI_DEBUG: SPI DEBUG header
This 16 MB DEBUG contains the programmable BIOS program.
1 CHIP SELECT Select chip
2 VCC VCC
3 DATA OUTPUT data output
4 HOLD hold
5 WRITE PROTECT BIOS write protect
6 CLOCK clock
7 CND CND
8 DATA INPUT data input
Pin Signal Name
Function