Connecting Optional Devices - Acer AX1400 Service Manual

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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.
Pin Signal Name
1 Ground
3 TX-
5 RX-
7 Ground
72
Function
ATX12V CONN
Pin
2
4
6
Definition
1: GND
2: GND
3: +12V_4P
4: +12V_4P
Signal Name
TX+
Ground
RX+
Aspire AX1400 Service Guide