NEC SP B-Series - Power Supply (Primary; Primary Power Supply Connector Pin Assignments

B-6 Connector Pin Assignments
Power Supply (Primary)
Voltages from the power supply are input to the system board through the
primary power supply connector. The following table shows the connector pin
locations and pin assignments.
Primary Power Supply Connector Pin Assignments
Pin Signal Pin Signal
1 +3.3V 11 +3.3V
2 +3.3V 12 -12V
3 Ground 13 Ground
4 +5V 14 PS-ON# (Power supply
remote on/off control)
5 Ground 15 Ground
6 +5V 16 Ground
7 Ground 17 Ground
8 PWRGD (Power Good) 18 -5V
9 +5VSB 19 +5V
10 +12V 20 +5V