EVGA

14
24-pin ATX Power (PW1)
PW1 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.

Figure 2. PW1 Motherboard Connector

Table 1. PW1 Pin Assignments

Connector Pin Signal Pin Signal
24 13
12 1
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
PW1 connector
Plug power cable from system
power supply to PW1
Card edge