Dell OptiPlex GX1 - Page 43

System Overview 1-31
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Figures 1-26 and 1-27 provide the following information about DC power
distribution:

Power-supply connector identification

Power cable connection for the hard-disk drive

Power distribution to sockets and connectors on the system board
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1234
+3.3 VDC (blue/white)
common (black)
common (black)
5
P2
6
+3.3 VDC (blue/white)
+3.3 VDC (blue/white)
common (black)
1234
+5 VDC (red)
common (black)
common (black)
+12 VDC (yellow)
P3
P3
P2
P1