Filter
Top Products
System Overview 1-9
1
Pin 11 — PSON# should measure between +4 and +5 VDC except when the power button
on the front panel is pressed, taking PSON# to its active-low state.
2
Pin 19 — Thermal fan-speed control (TFSC) is a power-supply input signal used to control
power-supply fan speed in special applications.
3
Pin 5 — PWRGOOD should measure between +4 and +5 VDC when the power supply is on
and operating to indicate that all power-supply output voltages are within ranges specified
in Table 1-1.
Figure 1-5. DC Power Connector P1
Figure 1-6. DC Power Connectors P2, P3, P4, P5, and P6
11
1
PWRGOOD
3
(orange)
–12 VDC (blue)
+12 VDC (yellow)
+5 VFP (purple)
common (black)
234 5678 910
12 13 14 15 16 17 18 19 20
P1
+5 VDC (red)
+5 VDC (red)
+5 VDC (red)
+5 VDC (red)
+5 VDC (red)
+5 VDC (red)
common (black)
common (black)
common (black)
PSON#
1
(gray)
common (black)
common (black)
common (black)
–5 VDC (white)
TFSC
2
(brown)
1234
+5 VDC (red)
common (black)
common (black)
+12 VDC (yellow)
1234
+5 VDC (red)
common (black)
common (black)
+12 VDC (yellow)
P2, P3,
P5, P6
P4