Supermicro H13SVW-N User Manual page 40

Main Power Supply Connector (JPWR1)
The primary power supply connector (JPWR1) is an ATX power connector that the power
supply plugs into directly.
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.
ATX Power 24-pin Connector
Pin Definitions
Pin# Definition Pin#
13 +3.3 V 1
14 -12 V 2
15 Ground 3
16 PS_ON 4
17 Ground 5
18 Ground 6
19 Ground 7
20 Res (NC) 8
21 +5 V 9
22 +5 V 10
23 +5 V 11
24 Ground 12
12V 8-pin Power Connector
Pin Definitions
Pins Definition
1 through 4 Ground
5 through 8 +12 V
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Chapter 2: Installation
Definition
+3.3 V
+3.3 V
Ground
+5 V
Ground
+5 V
Ground
PWR_OK
5VSB
+12 V
+12 V
+3.3 V