Nvidia 680I LT SLI - Manual (Page 23)

Mainboard nForce 680i SLI/
Mainboard nForce 680i LT SLI
19
ATX Power Connector: ATXPWR, ATX12V
This mainboard provides two ATX power connectors, a 24-pin ATXPWR connector and an
8-pin ATX12V connector. You must use a power supply that has both of these connectors and
both connectors must be attached before the system is powered on. These power connectors
support several power management functions such as the instant power-on function. The
connector pins are described below.
Pin Assignment Pin Assignment
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 GND 15 GND
4 +5V 16 PS_ON
5 GND 17 GND
6 +5V 18 GND
7 GND 19 GND
8 PWROK 20 RSVD
9 +5V_AUX 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
ATXPWR
12 +3.3V 24 GND
Pin Assignment Pin Assignment
1 GND 5 +12V
2 GND 6 +12V
3 GND 7 +12V
ATX12V
4 GND 8 +12V
Attention
In general, power cords are designed and should be attached with a
specific direction. The black wire of the power cord is Ground and
should be attached onto the header location of Ground.