Gigabyte GA-8I915G Duo Manual - Page 25

F_ USB1 / F_USB2 Front USB Connector, COMA Serial Port Connector

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English 15) F_ USB1 / F_USB2 (Front USB Connector) 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. The "USB Device Wake up From S3" is only supported by rear USB ports. 2 10 1 9 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition Power Power USB DXUSB DyUSB DX+ USB Dy+ GND GND No Pin NC 16) COMA (Serial Port Connector) Be careful with the polarity of the COM connector. Check the pin assignment carefully while you connect the COM cable, incorrect connection between the cable and connector will make the device unable to work or even damage it. For optional COM cable, please contact your local dealer. 2 10 1 9 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition NDCD ANSIN A NSOUT A NDTR AGND NDSR ANRTS ANCTS ANRI ANo Pin - 25 - Hardware Installation

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Hardware Installation
- 25 -
English
15)
F_ USB1 / F_USB2 (Front USB Connector)
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. The "USB Device Wake up From S3" is only supported by rear USB ports.
Pin No.
Definition
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
1
2
9
10
16)
COMA (Serial Port Connector)
Be careful with the polarity of the COM connector. Check the pin assignment carefully while you
connect the COM cable, incorrect connection between the cable and connector will make the
device unable to work or even damage it. For optional COM cable, please contact your local dealer.
Pin No.
Definition
1
NDCD A-
2
NSIN A
3
NSOUT A
4
NDTR A-
5
GND
6
NDSR A-
7
NRTS A-
8
NCTS A-
9
NRI A-
10
No Pin
2
10
1
9