Dell Dimension V400 Service Manual page 18

1-10 Dell Dimension V xxx and V xxx c Systems Service Manual
The power-supply output voltages can be measured at the back (wire side) of
the DC power connectors without disconnecting them. Figures 1-7 through 1-9
show the wire side of the connectors.
–5 VDC (white)
common (black)
common (black)
common (black)
2
PSON# (brown)
P1
+5 VDC (red)
common (black)
+5 VDC (red)
common (black)
1
PWRGOOD (gray)
1
Pin 5 — PWRGOOD is a status signal generated by the power supply to notify the system
that the DC operating voltages are within the ranges required for proper system operation.
2
Pin 11 — PSON# is activated by pressing and releasing the power button while the power
supply is in its standby state. This action connects the power supply's PSON# input to
ground, thereby switching the power supply to its full-on condition.
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11
12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8
+5 VDC (red)
+5 VDC (red)
+5 VDC (red)
not connected
+5 VDC (red)
9 10
common (black)
common (black)
–12 VDC (blue)
+12 VDC (yellow)
+5 VFP (purple)