Dell OptiPlex NX1 Service Manual - Page 36
Power distribution to sockets and connectors on the system board
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1234 P2, P3, P5, P6, P9 +5 VDC (red) common (black) common (black) +12 VDC (yellow) P4 12 34 +12 VDC (yellow) common (black) common (black) +5 VDC (red) P2, P7 1 2 34 5 6 +3.3 VDC (blue/white) +3.3 VDC (blue/white) +3.3 VDC (blue/white) common (black) common (black) common (black) Figures 1-18 through 1-22 provide the following information about DC power distribution: Power-supply connector identification Power cable connections for diskette, tape, CD-ROM, and hard-disk drives Power distribution to sockets and connectors on the system board 1-24
1-24
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&KDVVLV¿Ã±3¶»±3·»±3¸»±3¹»±DQG±3Á±¾$OO±2SWL3OH[±*;²±&KDVVLV¿
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Figures 1-18 through 1-22 provide the following information about DC power
distribution:
¼
Power-supply connector identification
¼
Power cable connections for diskette, tape, CD-ROM, and hard-disk drives
¼
Power distribution to sockets and connectors on the system board
1
2
3
4
+5 VDC (red)
common (black)
common (black)
+12 VDC (yellow)
1
2
3
4
+5 VDC (red)
common (black)
common (black)
+12 VDC (yellow)
P2, P3, P5, P6, P9
P4
1
2
3
4
+3.3 VDC (blue/white)
common (black)
common (black)
5
P2, P7
6
+3.3 VDC (blue/white)
+3.3 VDC (blue/white)
common (black)