ECS A780GM-A Ultra, Manual, Page: 22 / 70

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.
SATA1~5: 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.
CD_IN: Analog audio input connector
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
Pin Signal Name Function
1
CD_L Left CD-in signal
2
GND Ground
3
GND Ground
4
CD_R Right CD-in signal
2
+5VA 5V analog Power
3
Key No pin
4
GND Ground
Pin Signal Name Function
1
SPDIF SPDIF digital output