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SATA1/SATA2: Serial ATA header
These connectors are use to support the new Serial ATA devices for the high-
est date transfer rates (150 MB/s), simpler disk drive cabling and easier PC
assembly. It eliminates limitations of the current Parallel ATA interface. But
maintains register compatibility and software compatibility with Parallel ATA.
Pin
Signal Name
1
GND
3
TX-
5
RX+
7
GND
C
o
n
n
e
c
t
i
n
g
I
/
O
C
o
n
n
e
c
t
i
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g
I
/
O
The backplane of the motherboard has the following I/O ports:
PS/2 Mouse
PS/2 Keyboard
LPT1
COM1/2
Audio Ports
LAN Port (optional)
USB Ports
This concludes Chapter 2. The next chapter covers the BIOS.
Pin
Signal Name
2
TX+
4
GND
6
RX-
-
-
D
e
v
i
c
e
s
D
e
v
i
c
e
s
Use the upper PS/2 port to connect a PS/2 point-
ing device.
Use the lower PS/2 port to connect a PS/2 key-
board.
Use LPT1 to connect printers or other parallel
communications devices.
Use the COM ports to connect serial devices
such as mice or fax/modems. COM1 is identified
by the system as COM1/3. COM2 is identified by
the system as COM2/4.
Use the three audio ports to connect audio de-
vices. The first jack is for stereo line-in signal.
The second jack is for stereo line-out signal. The
third jack is for microphone.
Connect an RJ-45 jack to the LAN port to con-
nect your computer to the Network.
Use the USB ports to connect USB devices.
25
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