Gigabyte GA-7A8DRL User Manual page 23

A ) ATX1
AC power cord should only be connected to
your power supply unit after ATX power cable
and other related devices are firmly connected
to the mainboard.
B ) ATX2
Connector Introduction
PIN No.
1
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
12
17
24
18
19
20
21
22
23
24
Pin No.
1
2
3
4
5
6
7
1
8
This connector (ATX +12V) is used only for
CPU Core Voltage.
2 3
Definition
+3.3V
+3.3V
GND
+5V
GND
+5V
GND
POK
5VSB
+12V
+12V
+3.3V
+3.3V
-12V
GND
PSON
GND
GND
GND
-5V
+5V
+5V
+5V
GND
Definition
GND
+12v
GND
+12V
GND
+12V
GND
+12V