6 power – Intel SE8500HW4 User Manual
Page 63
Intel® Server Board Set SE8500HW4
Connectors
Revision 1.0
Intel order number D22893-001
51
7.6 Power
The Intel
®
Server Board Set SE8500HW4 has three connectors for the power subsystem, two
12-pin connectors which provide primary power and one 2x15 header for power subsystem
signals and 3.3V
stby.
Table 22. 12-pin Power Connector Pinout
Pins
Signal
1-6 GND
7-12 +12V
Table 23. 30-pin Power Signal Header Pinout
Pins
Signal Description
1,17,25,30 GND
6,7,10,12,14,15,24 3.3V
stby
2 PS1
present
3
PS2 AC good
4
PS Fan control
5
PS1 AC good
8
PS1 AC range
9 PS
on
11 I
2
C SCL
13 I
2
C SDA
16
12V Sense return
18
PS 90% utilization
19
PS 74% utilization
20
PS 45% utilization
21
PS 37% utilization
22 Int
alert
23
PS2 AC range
26
PS1 AC good
27 12V
Sense
28
PS1 power OK
29 PS2
present