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A+ Server AS -1114S-WTRT 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 severboard layout indicating component
locations may be found in Chapter 1.
Please review the Safety Precautions in Chapter 3 before installing or removing components.
4.1 Power Connections
Two power connections on the AS -1114S-WTRT must be connected to the power supply.
The wiring is included with the power supply.
•
12V 8-pin ATX XPU Power (JPWR1)
•
24-pin Primary ATX Power Supply (JPWR2)
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