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AUDIO1: Front Panel Audio header
This header allows the user to install auxiliary front-oriented microphone and line-out ports
for easier access.
Pin
1
2
3
4
5
6
7
8
9
10
F_USB1/2: Front Panel USB headers
The motherboard has four USB ports installed on the rear edge I/O port array. Additionally,
some computer cases have USB ports at the front of the case. If you have this kind of case,
use auxiliary USB connector to connect the front-mounted ports to the motherboard.
Pin
1
2
3
4
5
6
7
8
9
10
SATA1/2: Serial ATA connectors
These connectors are use to support the new Serial ATA devices for the highest date transfer
rates (1.5 Gb/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
Pin
1
3
5
7
Pin
Signal Name
Signal Name
Function
AUD_MIC
Front Panel Microphone input signal
AUD_GND
Ground used by Analog Audio Circuits
AUD_MIC_BIAS
Microphone Power
AUD_VCC
Filtered +5V used by Analog Audio Circuits
AUD_FPOUT_R
Right Channel Audio signal to Front Panel
AUD_RET_R
Right Channel Audio signal to Return from Front Panel
HP_ON
Reserved
Key
No Pin
AUD_FPOUT_L
Left Channel Audio signal to Front Panel
AUD_RET_L
Left Channel Audio signal to Return from Front Panel
Signal Name
Function
VCC
Power
VCC
Power
USBP2-N
Negative data signal of
USBP3-N
Positive data signal of
USBP2-P
Positive data signal of
USBP3-P
Negative data signal of
GND
System
GND
System
Key
No pin
OC#
Over current detection of
Please make sure that the USB cable has the same pin assignment as
indicated above. A different pin assignment may cause damage or system
hang-up.
Signal Name
Pin
Signal Name
2
Ground
4
TX-
6
RX-
-
Ground
Installing the Motherboard
Signal Name
Function
TX+
Ground
RX+
-
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