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A+ Server ASG -1014S-ACR12N4H 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.
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 B before installing or removing components.
4.1 Power Connections
Two power connections on the H12SSW-NTR must be connected to the power supply. The
wiring is included with the power supply.
Main Power Supply Connector (JPWR2)
The primary power supply connector (JPWR2) is an ATX power connector that the power
supply plugs into directly.
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