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2.8.20 Power Connector
The pin assignment of the ATX power connector is shown below.
Important:
The system board requires a minimum of 300W electric
current.
20
11
10
1
ATX power
(J19)
Pin
Function
Pin
1
3.3V
11
2
3.3V
12
3
Ground
13
4
+5V
14
5
Ground
15
6
16
+5V
7
Ground
17
8
PW-OK
18
9
19
5VSB
10
+12V
20
Hardware Installation
Function
3.3V
-12V
Ground
PS-ON
Ground
Ground
Ground
-5V
+5V
+5V
2
51
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