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The XPS can be used to supply motherboards with an additional 24 V. Use Figure 14, below, to
connect 24 V from the XPS to motherboards in the system.
Figure 14. Additional 24 V Power Wiring
Connecting Additional Power to Motherboards
XPS
P2 on Motherboards:
Pin 1/5: TXD
Pin 2/6: COMMON
Pin 3/7: RCV
Pin 4/8: CODE
P3 on Motherboards:
Pin 1/5: 8 C
Pin 2/6: +8 V
Pin 3/7: 24 C
Pin 4/8: +24 V
P2
4 wires; blue
wire on top
2 wires; white
wire on top
734-095
2 black
wires
4 wires; blue
wire on top
4 wires; white
wire on top
P2
P3
733-525
4 wires; blue
wire on top
4 wires; white
wire on top
P2
P3
P2 on XPS:
Pin 1: COMMS +
Pin 2: COMMS -
Pin 3: +24 V
Pin 4: -24 V
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