EVGA 141-BL-E757 - 24-Pin ATX Power (PW1)

23
 USB 2.0
 Expansion slots
 CMOS Clear Button
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 3. PW1 Motherboard Connector
Table 1. PW1 Pin Assignments
Connector
Pi
n
Signal
Pi
n
Sign
al
1
+3.3V
13
+3.3V
2
+3.3V
14
-12V
3
GND
15
GND
4
+5V
16
PS_O
N
5
GND
17
GND
6
+5V
18
GND
7
GND
19
GND
8
PWROK
20
RSVD
9
+5V_A
UX
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
1
12
13
24