System Board 53

Power Supply and Aux Power Headers

The power supply header on the system board connects to the power

supply header labelled P1.

Power Supply header
Pin Signal Name
1 +3.3 V
2 +3.3 V
3Ground
4+5 V
5Ground
6+5 V
7Ground
8 PWRGD (Power Good)
9+5 VSB
10 +12 V
11 +3.3 V
12 -12 V
13 Ground
14 PS-ON# (power supply remote on/off control)
15 Ground
10
111
20
1
2
3
4