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SuperServer 5019A-FN5T User's Manual
Chapter 4
Motherboard Connections
This section describes the connections on the motherboard and provides pinout definitions.
Note that depending on how the system is configured, not all connections are required.
Please review the Safety Precautions in Appendix B before installing or removing components.
Be sure to remove power from the system before performing any operation within the system.
4.1 Power Connections
Main ATX Power Supply Connector
The primary power supply connector (JPW1) meets the ATX SSI EPS 12V specification.
ATX Power 24-pin Connector
Pin Definitions
Pin#
Definition
Pin#
Definition
13
+3.3V
1
+3.3V
14
-12V
2
+3.3V
15
Ground
3
Ground
16
PS_ON
4
+5V
17
Ground
5
Ground
18
Ground
6
+5V
19
Ground
7
Ground
20
Res (NC)
8
PWR_OK
21
+5V
9
5VSB
22
+5V
10
+12V
23
+5V
11
+12V
24
Ground
12
+3.3V
+12V 4-pin Power
Pin Definitions
Pin#
Definition
1 - 2 Ground
3 - 4 +12V
12V DC Power Connector
The 4-pin JPV1 connector is used to provide alternative power for a special enclosure when
the 24-pin ATX power is not in use.