EVGA Classified SR-2 User Manual page 25

Table 1. PW1 Pin Assignments
Connector
24
12
8-pin ATX 12V Power (
, the 8-pin ATX 12V power connections, are used to
PW12-1,PW12-2
provide power to the CPU. Align the pins to the connectors and press firmly
until seated. You can plug in the extra 6 pin PCI-E power connectors
(optional) if you need them for extreme overclocking. It is not
necessary/required as the motherboard will function perfectly with just one
connector in each 8 pin socket.
Back panel connector edge
EVGA Classified SR-2 Motherboard
Pin Signal
1 +3.3V
13
2 +3.3V
3 GND
4 +5V
5 GND
1 6 +5V
7 GND
8 PWROK
9 +5V_AUX
10 +12V
11 +12V
12 +3.3V
PW12-P0-1, PW12-P1-1
Pin Signal
13 +3.3V
14 -12V
15 GND
16 PS_ON
17 GND
18 GND
19 GND
20 RSVD
21 +5V
22 +5V
23 +5V
24 GND
)
25