User guide

EVGA Z77 FTW Motherboard
16
 USB 3.0
 Expansion slots
 CMOS Clear Button
24-pin ATX Power (PWR_24)
PWR_24 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 1. PWR_24 Motherboard Connector
Table 1. PWR_24 Pin Assignments
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
PWR_24 connector
Plug power cable from system
power supply to PW1
Board edge
24
13
12
1