24-pin ATX Power (PWR1)
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. This connector is notched, do not force in.
Board edge
PWR1 connector
Plug power cable from system power supply to PWR1
Figure 4. PWR1 Motherboard Connector
Table 1. PWR1 Pin Assignments
Connector |
| Pin | Signal | |
|
| 1 | +3.3V | |
24 | 13 | 2 | +3.3V | |
3 | GND | |||
| ||||
|
| |||
|
| 4 | +5V | |
|
| 5 | GND | |
|
| 6 | +5V | |
12 | 1 | 7 | GND | |
|
| 8 | PWROK | |
|
| 9 | +5V_AUX | |
|
| 10 | +12V | |
|
| 11 | +12V | |
|
| 12 | +3.3V |
Pin Signal
13+3.3V
14
15GND
16PS_ON
17GND
18GND
19GND
20RSVD
21+5V
22+5V
23+5V
24GND