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H13SSW User's Manual
2.7 Connectors
Power Connections
12V 8-pin Auxiliary Power Connector (JPWR2)
JPWR2 is an 8-pin ATX power input to provide auxiliary power to the processor. Refer to the
table below for pin definitions.
12V 8-pin Power Connector
Pin Definitions
Pin#
Definition
Pin#
Definition
1
Ground
5
+12V
2
Ground
6
+12V
3
Ground
7
+12V
4
Ground
8
+12V
Main Power Supply Connector (JPWR3)
The primary power supply connector (JPWR3) is an ATX power connector that the power
supply plugs into directly.
ATX Power 24-pin Connector
Pin Definitions
Pin#
Definition
Pin#
Definition
1
+3.3V
13
+3.3V
2
+3.3V
14
-12V
3
Ground
15
Ground
4
+5V
16
PS_ON
5
Ground
17
Ground
6
+5V
18
Ground
7
Ground
19
Ground
8
PWR_OK
20
Res (NC)
9
5VSB
21
+5V
10
+12V
22
+5V
11
+12V
23
+5V
12
+3.3V
24
Ground
