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A+ Server AS -3014TS-i User's Manual
Chapter 3
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.
The LEDs on the motherboard are also described here. A motherboard layout indicating
component locations may be found in Chapter 1.
Please review the Safety Precautions in Appendix A before installing or removing components.
3.1 Power Connections
Two power connections on the H12SSL-i must be connected to the power supply.
•
24-pin Primary ATX Power (JPWR3)
•
8-pin Auxilliary Power (JPWR1/JPWR2)
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