nForce 750i SLI Motherboard
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.
v Pin Assignments
Connector | Pin | Signal | Pin | Signal | |
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| 1 | +3.3V | 13 | +3.3V |
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| 2 | +3.3V | 14 | |
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| 3 | GND | 15 | GND |
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| 4 | +5V | 16 | PS_ON |
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| 5 | GND | 17 | GND |
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| 6 | +5V | 18 | GND |
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| 7 | GND | 19 | GND |
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| 8 | PWROK | 20 | RSVD |
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| 9 | +5V_AUX | 21 | +5V |
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| 10 | +12V | 22 | +5V |
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| 11 | +12V | 23 | +5V |
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| 12 | +3.3V | 24 | GND |
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8-pin ATX 12V Power
The
v Pin Assignments
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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