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nForce 750i SLI Motherboard
11
Power Connections
24-pin ATX Power
PWR1 is the main power supply connector located along the edge of the board next to the DIMM
slots. Make sure that the power supply cable and pins are properly aligned with the connector on
the motherboard. Firmly plug the power supply cable into the connector and make sure it is secure.
Connector Pin Signal Pin Signal
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
12 +3.3V 24 GND
8-pin ATX 12V Power
The 8-pin ATX 12V power connection, is used to provide power to the CPU. Align the pins to the
connector and press rmly until seated.
Connector Pin Signal Pin Signal
1 GND 5 +12V
2 GND 6 +12V
3 GND 7 +12V
4 GND 8 +12V
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Pin Assignments
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Pin Assignments