P1 - (1) 24 Pin Power Connector
P2 - (1) 8 Pin Motherboard Power Connector
P3A/P3B - 4+4 Pin (or use both as 8 Pin) Motherboard Power Connector
P4/5/7 - (x3) 4 Pin Molex Power Connector
P6/8 - (x2) FDD Connector (Floppy Disc Drive)
P9 - Legacy 12v Motherboard Power Connection
Power Supply Alarm Signal Connector
Power Supply Alarm Mute Connector
*Refer to pictures for visual