ECS A785GM-AD3 (V1.0) Specifications download pdf (Page 22)

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

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 Function

1 CD_L Left CD-in signal

2 GND Ground

3 GND Ground

4 CD_R Right CD-in signal

CASE: Chassis Intrusion Detect Header

This detects if the chassis cover has been removed. This function needs a chassis

equipped with instrusion detection switch and needs to be enabled in BIOS.

Short Chassis cover is removed

Open Chassis cover is closed

Pin 1-2 Function

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 85 86

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ECS A785GM-AD3 (V1.0) Specifications Page 22