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Power Supply Cable Routing
The following table lists the cable connectors from the power supply that connect to the
system board and other devices.
Connector
Device Notes
P1 J27 on System board
P2, P3, P5 Disk Drive/CD-ROM
P4 MCBL172A Chassis Fan Via cable MCBL173A
P6 Floppy Disk Drive
P1 Pinout
Pin Signal Wire Color Pin Signal Wire Color
1 +3.3V Orange 11 +3.3V Orange
2 +3.3V Orange 12 -12V Blue
3 COM Black 13 COM Black
4 +5V Red 14 Power On Green
5 COM Black 15 COM Black
6 +5V Red 16 COM Black
7 COM Black 17 COM Black
8 Powergood Gray 18 -5V White
9 +5VSB Purple 19 +5V Red
10 +12V Yellow 20 +5V Red
P2 - P5 Pinouts P6 Pinout
Pin Signal Wire Color Pin Signal Wire Color
1 +12V Yellow 1 +5V Red
2 COM Black 2 COM Black
3 COM Black 3 COM Black
4 +5V Red 4 +12V Yellow