EVGA NFORCE 680I SLI 122-CK-NF68-XX - Manual (Page 74)

Hardware Installation
23
USB Headers
This motherboard contains four (4) USB 2.0
ports that are exposed on the rear panel of the
chassis. The motherboard also contains two
10-pin internal header connectors onboard that
can be used to connect an optional external
bracket containing four (4) more USB 2.0
ports.
1. Secure the bracket to either the front or
rear panel of your chassis (not all chassis
are equipped with the front panel
option).
2. Connect the two ends of the cables to
the USB 2.0 headers on the
motherboard.
Table 4. USB 2.0 Header Pins
Connector Pin Signal Pin Signal
1 5V_DUAL 2 5V_DUAL
3 D- 4 D-
5 D+ 6 D+
7 GND 8 GND
9 Empty 10
No Connect
USB 2.0 Header Connector
9
7
5
3
1
10
8
6
4
2