Gigabyte GA-946GZ-DS3 Manual - Page 26

F_USB1 / F_USB2 Front USB Connectors, CI Chassis Intrusion, Case Open

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English 15) F_USB1 / F_USB2 (Front USB Connectors) Be careful with the polarity of the front USB connector. Check the pin assignment carefully while you connect the front USB cable, incorrect connection between the cable and connector will make the device unable to work or even damage it. For optional front USB cable, please contact your local dealer. 2 10 1 9 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition Power (5V) Power (5V) USB DXUSB DyUSB DX+ USB Dy+ GND GND No Pin NC 16) 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 Opened" status in BIOS Setup. Pin No. Definition 1 1 Signal 2 GND GA-946GZ-DS3 (rev. 2.0) Motherboard - 26 -

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GA-946GZ-DS3 (rev. 2.0) Motherboard
- 26 -
English
15)
F_USB1 / F_USB2 (Front USB Connectors)
Be careful with the polarity of the front USB connector. Check the pin assignment carefully while you
connect the front USB cable, incorrect connection between the cable and connector will make the
device unable to work or even damage it. For optional front USB cable, please contact your local
dealer.
2
10
1
9
16)
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 Opened"
status in BIOS Setup.
1
Pin No.
Definition
1
Signal
2
GND
Pin No.
Definition
1
Power (5V)
2
Power (5V)
3
USB DX-
4
USB Dy-
5
USB DX+
6
USB Dy+
7
GND
8
GND
9
No Pin
10
NC