F
F
o
o
r
r
t
t
r
r
e
e
s
s
s
s
7
7
7
7
0
0
0
0
/
/
7
7
9
9
0
0
0
0
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
2.6.8 Redundant SPS Monitoring Connector
This motherboard implements Redundant SPS monitoring connector to provide hardware monitoring signals. It is feasible to install an
additional 337-watt power supply module (optional with AOpen Server Housing) in a hot swappable configuration. If any SPS failed, a
signal will be sent to a hardware monitoring device.
63
Open
A
14 13
2 1
+12V
Present 3
GND
5VSB
Present 2
Fan 2 Fail
PS 2 Fail
Fan 3 Fail
PS 3 Fail
PS ON
Present1
I
2
C CLK
Fan 1 Fail
PS1 Fail
