Aspire AX1920 Service Guide 73
Connecting Optional Devices
Refer to the following for information on connecting the main board’s optional devices:
SATA1~2: Serial ATA connectors
These connectors are used to support the new Serial ATA devices for the highest datatransfer 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.
F_AUDIO1: 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 Pin Signal Name
1 Ground 2 TX+
3 TX- 4 Ground
5 RX- 6 RX+
7 Ground
Pin Signal Name Pin Signal Name
1 PORT 1L 2 AUD_GND
3 PORT 1R 4 PRESENCE#
5 PORT 2R 6 SENSE1_RETURN
7 SENSE_SEND 8 KEY
9 PORT 2L 10 SENSE2_RETURN
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