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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.

 

 

Pin No.

Definition

 

 

1

Power (5V)

 

 

 

2

Power (5V)

 

2

10

3

USB DX-

 

4

USB Dy-

 

 

1

9

5

USB DX+

 

6

USB Dy+

 

 

 

7

GND

 

 

 

8

GND

 

 

 

9

No Pin

 

 

 

10

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-945PL-(D)S3P Motherboard

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Intel GA-945PL-S3P, GA-945PL-DS3P user manual FUSB1 / FUSB2 Front USB Connectors, CI Chassis Intrusion, Case Open