Nvidia 680i LT SLI User Manual page 159

10. Connect a 4-pin FDD-type power cable(s) from the power
supply unit to the 5V/12V power connector(s) that is on the
system board.
5V/12V
power
5V/12V
power
11. Power-on the monitor first then restart the system so that Win-
dows can detect the new hardware settings.
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