Gigabyte GA-8I875 User Manual page 35

P4 titan series motherboard
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20) 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.
21) F1_1394 / F2_1394 (IEEE1394 Connector)
Please Note: Serial interface standard set by Institute of Electrical and Electronics Engineers,
which has features like high speed, highbandwidth and hot plug. Be careful with the polarity of the
IEEE1394 connector. Check the pin assignment carefully while you connect the IEEE1394 cable,
incorrect connection between the cable and connector will make the device unable to work or even
damage it. For optional IEEE1394 cable, please contact your local dealer.
F_USB1
2
10
9
1
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
F2_1394
2
1
Pin No.
Definition
1
Power
2
Power
3
TPA0+
4
TPA0-
5
GND
6
GND
7
TPB0+
8
TPB0-
9
Power
10
Power
11
TPA1+
12
TPA1-
13
GND
14
No Pin
15
TPB1+
16
TPB1-
- 31 -
F_USB2
2
10
9
1
16
F1_1394
15
2
10
1
9
Pin No.
Definition
1
TPA2+
2
TPA2-
3
GND
4
GND
5
TPB2+
6
TPB2-
7
Power
8
Power
9
No Pin
10
GND
Hardware Installation Process

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