ECS A785GM-M7

16
Installing the Motherboard
Connecting Optional Devices
Refer to the following for information on connecting the motherboard’s optional
devices:
F_AUDIO: Front Panel Audio header
This header allows the user to install auxiliary front-oriented microphone and line-
out ports for easier access.
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
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.
2 +5VA 5V analog Power
3 Key No pin
4 GND Ground
Pin Signal Name Function
1 SPDIF SPDIF digital output