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17) F_ USB1 / F_USB2 (Front USB Connector)
Be careful with the polarity of the F_USB connector. Check the pin assignment carefully while
you connect the F_USB cable, incorrect connection between the cable and connector will make
the device unable to work or even damage it. For optional F_USB cable, please contact your local
dealer.
18) IR
Make sure the pin 1 on the IR device is aling with pin one the connector. To enable the IR function
on the board, you are required to purchase an option IR module. Be careful with the polarity of the
IR connector. For optional IR cable, please contact your local dealer.
19) CI (Chassis Intrusion, Case Open)
This 2-pin connector allows your system to detect if the chassis cover is removed. You can
check the "Case Open" status in BIOS.
Pin No. Definition
10
2
1
9
Pin No.
1
5
Pin No.
1
1
2
- 21 -
1
Power
2
Power
3
USB DX-
4
USB Dy-
5
USB DX+
6
USB Dy+
7
GND
8
GND
9
No Pin
10
NC
Definition
1
VCC(+5V)
2
No Pin
3
IR Data Input
4
GND
5
IR Data Output
Definition
Signal
GND
Hardware Installation Process
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